Dr. Goodarz Ahmadi
Director, TMFL
Clarkson U.
Potsdam, NY 13699
315-268-2322
ahmadi@clarkson.edu
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Journals
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|Technical Presentations
|Invited Lectures
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[2010-Present] |2010 |In Press | [2000-2009] |2009 |2008 |2007 |2006 |2005 |2004 |2003 |2002 |2001 |2000 | [1990-1999] |1999 |1998 |1997 |1996 |1995 |1994 |1993 |1992 |1991 |1990 | [1980-1989] |1989 |1988 |1987 |1986 |1985 |1984 |1983 |1982 |1981 |1980 | [1970-1979] |1979 |1978 |1977 |1976 |1975 |1974 |1973 |1972 |1971 |1970 |1969 | Journals2010 - presentIn PressZhang, X. and G. Ahmadi (2011), “Effects of Electrostatic and Capillary Forces and Surface Deformation on Particle Detachment in Turbulent Flows,” Journal of Adhesion Science and Technology, Vol. 25, pp. 1175-1210. Moghadasa, H., Aboualia, O., Faramarzi,A., and Ahmadi, G. Numerical Investigation of Septal Deviation Effect on Deposition of Nano/Microparticles in Human Nasal Passage, Respiratory Physiology and Neurobiology. Vol. 177, pp. 9-18 (2011). Salmanzadeh, M., Ahmadi, G., and Rahnama, M., Transport and Deposition of Evaporating Droplets in a Ventilated Environment, Particulate Science and Technology, (In Press). Shanley, K.T. and Ahmadi, G., A Numerical Model for Simulating the Motions of Ellipsoidal Fibers Suspended in Low Reynolds Number Shear Flows, Aerosol Science and Technology (In Press). Salmanzadeh, M., Zahedi, Gh., Ahmadi, G., Marr, D. and Glauser, M., Effect of Thermal Plume Adjacent to the Body on the Movement of Indoor Air Aerosol Particles, Journal of Aerosol Science, (Under Review). Afshar, H., Shams, M., Nainian, S.M.M., and Ahmadi, G., Two Phase Numerical Simulation of Convective Heat Transfer of Cu-Water Nanofluid in a Microchannel, Nanoscale Research Letters (In Press). Akbar. M., Mansoori, Z, Saffar-Avval, M., and Ahmadi, G., Turbulence Modulation for Gas - Particle Flows in Vertical and Horizontal Channels Using an Eulerian–Lagrangian Approach, International Journal of Heat and Mass Transfer, (In Press). Aboualia, O., Bayatpour, D., Ghaffariyeh, A., and Ahmadi, G., Simulation Of Flow Field During Irrigation/Aspiration In Phacoemulsification Using Computational Fluid Dynamics, J Cataract Refractive Surgery, Vol. , pp. (2011). Rafati Salehi, A., Hosseini, S. H., Shojaee, S., and Ahmadi, G., CFD Studies of Pressure Drop and Increasing Capacity in MellapakPlus 752.Y Structured Packing, Chemical Engineering and Technology (In Press). Dehestani, M., Vafai, A and Mofid, M., and Ahmadi, G., On the Dynamic Response of a Half-Space Subjected to a Moving Mass, Mathematics and Mechanics of Solids (In Press). 2010Behzad, F., Mansoori, Z, Saffar-Avval, M., Basirat Tabrizi, H., and Ahmadi, G. Thermal Stochastic Collision Model in Turbulent Gas-Solid Pipe Flows, International Journal of Heat and Mass Transfer, Vol. 53 pp. 1175-1182 (2010). Azizi, S., Hosseini, S.H., Ahmadi, G., and Moraveji, M., Numerical Simulation of Particles Segregation in Bubbling Gas-Fluidized Beds, Chemical Engineering & Technology, Vol. 33, pp. 421-432 (2010). Crandall, D., Ahmadi, G., and Smith, D.H., Computational Modeling of Fluid Flow through a Fracture in Permeable Rock," Transport in Porous Media, Vol. 85, pp. 493-510 (2010). Jafari, S., Salmanzadeh, M., Rahnama, M., and Ahmadi, G., Investigation of Particle Dispersion and Deposition in a Channel with a Square Cylinder Obstruction Using the Lattice Boltzmann Method, Journal of Aerosol Science, Vol. 41, pp.198-206 (2010). Hosseini, S.H., Ahmadi, G., Rahimi, R., Zivdar, M. and Nasr Esfahany, M., CFD Studies of Solid Hold-up Distribution and Circulation Pattern in Gas-Solid Fluidized Beds, Powder Technology, Vol. 200, 202-215 (2010). Jalaal, M., Esmaeilzadeh, E, and Ahmadi, G., Numerical Investigation on Effect of Tip Angle on Settling of a Conical Shape Particle, Journal of Numerical Simulations, Vol. 2, 63-77 (2010). Moshfegh, A., Shams, M., Ahmadi, G., and Ebrahimi, R., A New Expression for Spherical Aerosol Drag in Slip Flow Regime, J. Aerosol Science, Vol. 31, pp. 384-400 (2010). Hamzehei, M., Rahimzadeh, H., and Ahmadi, G., Computational and Experimental Study of Heat Transfer and Hydrodynamics in a 2D Gas-Solid Fluidized Bed Reactor, Industrial Engineering and Chemical Research, Vol. 49, pp. 5110–5121 (2010). Rafee, R., Rahimzadeh, H., and Ahmadi, G., Numerical Simulations of Airflow and Droplet Transport in a Wave-plate Mist Eliminator, Chemical Engineering Research and Design, Vol. 88, pp. 1393-1404 (2010). Jalaal, M., Ganji, D.D. and Ahmadi, G., Analytical Investigation on Acceleration Motion of a Vertically Falling Spherical Particle in Incompressible Newtonian Media, Advanced Powder Technology, Vol. 21, pp. 298-304 (2010). Hamzehei, M., Rahimzadeh, H., and Ahmadi, G., Studies of Gas Velocity and Particles Size Effects on Fluidized Bed Hydrodynamics with CFD Modeling and Experimental Investigation, Journal of Mechanics, Vol. 26, pp. 267-278 (2010). Salmanzadeh, M., Rahnama, M., and Ahmadi, G., Effect of Sub-Grid Scales on Large Eddy Simulation of Particle Deposition in a Turbulent Channel Flow, Aerosol Science and Technology, Vol. 44, pp.796-806 (2010). Azizi, S., Hosseini, S.H., Moraveji, M., and Ahmadi, G., CFD Modeling of a Spouted Bed Hydrodynamics with a Porous Draft Tube, Particuology Vol. 8, pp. 415–424 (2010) Ghassemi, M., Shahidian, A., Ahmadi, G., and Hamian, S., A new effective thermal conductivity model for a bio-nanofluid (blood with nanoparticle Al2O3), International Communication in Hear and Mass Transfer, Vol. 88 , pp. 1393–1404 (2010). Hosseini, S. H., Ahmadi, G., Saeedi Razavi, B. and Zhong, W., Computational Fluid Dynamic Simulation of Hydrodynamic Behavior in a Two-Dimensional Conical Spouted Bed, Energy & Fuels, Vol. 24, pp. 6086–6098 (2010). Dadfar, R., Firoozabadi, B., and Ahmadi, G., Effect of Different Configurations on 3-D Analysis of Flow through Stay Vanes and Guide Vanes of Francis Turbine, Scientia Iranica, Vol 17, pp. 418-432 (2010). 2000 - 20092009Marzbanrad, J., and Ahmadi, G., Hybrid Preview Control of Structures under Earthquake Excitations, Asian J. Civil Engineering, Vol. 10, pp. 57-78 (2009). Crandall, D., Ahmadi, G., Ferer, M., Smith, D.H., Distribution and Occurrence of Localized-Bursts in Two-Phase Flow through Porous Media, Physica A, Vol. 388, pp. 574_584 (2009). Inthavong, K., Tu, J., and Ahmadi, G., Computational Modelling of Gas-Particle Flows with Different Particle Morphology in the Human Nasal Cavity, J. Computational Multiphase Flows, Vol. 1, pp. 57-82 (2009). Abouali, O., Nikbakht, A., Ahmadi, G., and Saadabadi, S., Three-Dimensional Simulation of Brownian Motion of Nano-Particles in Aerodynamic Lenses, Aerosol Science and Technology, Vol. 43, pp. 205-215 (2009). Razmi, A., Firoozabadi, B., and Ahmadi, G., Experimental and Numerical Approach to Enlargement of Performance of Primary Settling Tanks, Journal of Applied Fluid Mechanics, Vol. 2, pp. 1-12 (2009). Moshfegh, A., Shams, M., Ahmadi, G., and Ebrahimi, R., A Novel Surface-Slip Correction for Microparticles Motion, Colloids and Surfaces A: Physicochemical and Engineering Aspects, Vol. 345, pp. 112–120 (2009). Esfahanian, V., Mahmoodi Darian, H., Babazadeh, H., Aghvami, M., Pasandeh, R., Torabi, F., and Ahmadi, G., Numerical Simulation of Electrolyte Particles Trajectory to Investigate Battery Cover Design Characteristics, Journal of Power Sources, Vol. 191. pp. 139-143 (2009). Nasr, H., Ahmadi, G. and McLaughlin, J.B., A DNS Study of Effects of Particle–Particle Collisions and Two-Way Coupling on Particle Deposition and Phasic Fluctuations, Journal of Fluid Mechanics, Vol. 640, pp. 507–536 (2009). Asadi, B., Saidi, M. H., Taeibi-Rahni M., and Ahmadi, G., Computational Simulation of Hydrodynamic Convection in Rising Bubble under Microgravity Condition, International Journal of Engineering, Transactions A: Basics, Vol. 22, pp. 295-305 (2009). Afshar, H., Shams, M., Nainian, S.M.M., and Ahmadi, G., Microchannel Heat Transfer and Dispersion of Nanoparticles in Slip Flow Regime with Constant Heat Flux, International Communications in Heat and Mass Transfer, Vol. 36, pp. 1060-1066 (2009). Saidi, M. H., Taeibi-Rahni M., Asadi, B., and Ahmadi, G., Computational Simulation of Marangoni Convection under Microgravity Condition, Scientia Iranica, Transcation B: Mechanical Engineering Vol 16, 513-524 (2009). Crandall, D., Ahmadi, G., and Smith, D.H., Comparison of Experimental and Numerical Two-Phase Flows in a Porous Micro-Model, J. Computational Multiphase Flows, Vol. 1, pp. 325-340 (2009). 2008Mousavi Belfeh-Teymouri, B., and Ahmadi, G., Identification of the Near Wall Collapsing Bubble Jet Using and opposite Secondary Wall, Journal of Fluid Science and Technology, Vol. 3, pp. 207-218 (2008). Tamayol, A., Firoozabadi, F. and Ahmadi, G., Effects of Inlet Position and Baffle Configuration on Hydraulic Performance of Primary Settling Tanks, ASCE Journal of Hydrology, Vol. 134, pp. 1004-1009 (2008). Tamayol, A., Firoozabadi, F. and Ahmadi, G., Determination of Settling Tank Performance using and Eulerian-Lagrangian Method, Journal of Applied Fluid Mechanics, Vol. 1, pp. 43-54 (2008). Mazaheri, A.R., Ahmadi, G., and Gamwo, I., Temperature Distribution in a Demonstration-Scale Filter Vessel With and Without Ash Bridging, Advanced Powder Technology, Vol. 19, pp. 101 117 (2008). Zhang, X. Ahmadi, G., Qian, J. and Ferro, A. Particle Resuspension and Transport due to Human Walking in Indoor Environments, Journal of Adhesion Science and Technology, Vol. 22, pp. 591-621 (2008). Crandall, D., Ahmadi, G., Leonard, D., Ferer, M., Smith, D.H., A New Stereolithography Experimental Porous Flow Device, Review of Scientific Instrumentation, Vol. 79, pp. 044501-1-6 Alavinasab, A., Jha, R., Ahmadi, G., Cetinkaya, C. and Sokolov, I., Computational Modeling of Nano-Structured Glass Fibers, Computational Materials Science, Vol. 44, 622-627 (2008). Sahebnasagh, M.R., Esfahanian, V., Gitipour, S., Ahmadi, G., and Ashrafi, K., Simulation of Plume Patterns Associated with Different Atmospheric Temperature Profiles, Asian Journal of Chemistry, Vol. 20, pp. 6551-6564 (2008). Nasrollahi, A., Salehi Neyshabouri, S.A.A., Ahmadi, G., and Namin, M.M., Numerical Simulation of Particle Saltation Process, Particulate Science and Technology, Vol. 26, pp. 529-550 (2008) Rostami, M., Ardeshir, A., Ahmadi, G. and Thomas, P.G., On the Effect of Gravitational and Hydrodynamic Forces on Particle Motion in a Quiescent Fluid at High Particle Reynolds Numbers, Canadian Journal of Physics, Vol. 86, pp. 791-799 (2008). Shanley, K.T., Zamankhan, P., Ahmadi, G., Hopke, P.K., Cheng, Y-S., Numerical Simulations Investigating the Regional and Overall Deposition Efficiency of the Human Nasal Cavity, Journal of Inhalation Toxicology, Vol. 20, pp. 1093-1100 (2008). Shams, M., Ahmadi, G. and Smith, D.H., Sensitivity of Flow and Sediment Transport in Meandering Rivers to Scale Effects and Flow Rate, Environmental Engineering Science, Vol. 25, pp. 747-756 (2008). Wang, Z., Hopke, P., Ahmadi, G., Cheng, Y-S., Deye, G., and Baron, P., Fibrous Particle Deposition in Human Nasal Passage: The Influence of Particle Length, Flow Rate, and Geometry of Nasal Airway, Journal of Aerosol Science, Vol. 39, pp. 1040-1054 (2008). 2007Ahmadi, G., Guo, S., and Zhang, X., Particle Adhesion and Detachment in Turbulent Flows Including Capillary Forces, J. Particulate Science Technology, Vol. 25, pp. 59-76 (2007). Ahmadi, G. and Guo, S., Bumpy Particle Adhesion and Removal in Turbulent Flows Including Electrostatic and Capillary Forces, Journal of Adhesion, Vol. 83, pp. 1-23 (2007). Zamankhan, P., Ahmadi, G. and Fan, F-G. Effects of Corotron Size and Parameters on the Dielectric Substrate Surface Charge, J. Electrostatics, Vol. 65, pp. 707-720 (2007). Tian, L. and Ahmadi, G., Particle Deposition in Turbulent Duct Flows - Comparisons of Different Model Predictions, J. Aerosol Science, Vol. 38, pp. 377-397 (2007). Ahmadi, G., Ji, C. and Smith, D.H., Production of Natural Gas from Methane Hydrate by a Constant Downhole Pressure Well, Energy Conversion and Management, Vol. 48, pp. 2053-2068 (2007). Ahmadi, G., Ji, C. and Smith, D.H., Natural Gas Production from Hydrate Dissociation: An Axisymmetric Model, Journal of Petroleum Science and Engineering, Vol. 58. pp. 245-258 (2007). Zhang, H., Ahmadi, G., and Asgharian, B., Transport and Deposition of Angular Fibers in Turbulent Channel Flows, Aerosol Science Technology, Vol. 41, pp. 529-548 (2007). Nikbakht, A., Abouali, O. and Ahmadi, G., Nano-Particle Beam Focusing in Aerodynamic Lenses – An Axisymmetric Model, Scientia Iranica, Vol. 14, pp. 263-272 (2007). Jia, X., McLaughlin, J.B., Ahmadi, G. and Kontomaris, K., Lattice Boltzmann simulations of contact line Pinning, International Journal of Modern Physics C, Vol. 18, pp. 595-601 (2007). Abouali, O. and Ahmadi, G., Three-Dimensional Simulation of Airflow and Nano-Particle Beam Focusing in Aerodynamic Lenses, International Journal of Engineering, Transaction B, Vol. 120, pp. 45-54 (2007). Rostami, M., Ardeshir, A., Ahmadi, G. and Thomas, P.G., Development of a Low-Cost and Safe PIV for Mean Flow Velocity and Reynolds Stress Measurements, International Journal of Engineering, Transaction B, Vol. 120, pp. 105-116 (2007). Zare, A., Abouali, O. and Ahmadi, G., Computational Investigation of Airflow, Shock Wave and nano-Particle Separation in Supersonic and Hypersonic Impactors, J. Aerosol Science, Vol. 38, pp. 1015-1-30 (2007). Nazridoust, K. and Ahmadi, G., Computational Modeling of Methane Hydrate Dissociation in a Sandstone Core, Chemical Engineering Science, Vol. 62, pp. 6155-6177 (2007). Nasr, H., and Ahmadi, G., The Effect of Two-Way Coupling and Inter-Particle Collisions on Turbulence Modulation in a Vertical Channel Flow, International Journal of Heat and Fluid Flow, Vol. 28, pp. 1607-1517 (2007). Salmanzadeh, M., Rahnama, M. and Ahmadi, G., Particle Transport and Deposition in a Duct Flow with a Rectangular Obstruction, Journal of Particulate Science and Technology, Vol. 25, pp. 401-412 (2007). Zhang, X. and Ahmadi, G., Effects of Capillary Force and Surface Deformation on Particle Removal in Turbulent Flows, Journal of Adhesion Science and Technology, Vol. 21, pp. 1581-1611 (2007). 2006Liu, C. and Ahmadi, G., Transport and Deposition of Particles Near a Building Model, Building and Environment, Vol. 41, pp. 828–836 (2006). Zamankhan, P., Ahmadi, G., Wang, Z., Hopke, P.K., Su, W-C., Cheng, Y-S., and Leonard, D., Airflow and Deposition of Nano-Particles in human Nasal Cavity, Aerosol Science and Technology, Vol. 40, pp. 463-476 (2006). Zamankhan, P., Ahmadi, G. and Fan, F-G. Variations of Airflow and Electric Fields in a Corona Device during Charging of a Moving Dielectric Substrate, J. Imaging Science Technology, Vol. 50, pp. 375-385 (2006). Nazridoust, K. and Ahmadi, G., Airflow and Pollutant Transport in Street Canyons, Journal of Wind Engineering and Industrial Aerodynamics, Vol. 94, pp. 491-522 (2006). Ahmadi, G., Recent Advances in Multiphase Flows Through Porous and Fractured Media, Asian Journal of Civil Engineering, Vol. 7, pp. 321-334 (2006). Nazridoust, K., Ahmadi, G., and Smith, D.H., A New Friction Factor Correlation for Laminar, Single-Phase Flows through Rock Fractures, Journal of Hydrology, Vol. 329, pp. 315-328 (2006). Ahmadi, G., Cao, J., Schneider, L., and Sadiki, A. A Thermodynamic Formulation for Chemically Active Multiphase Turbulent Flows, International Journal Engineering Science, Vol. 44, pp. 699-720 (2006). Rostami, M., Ardeshir, A., Ahmadi, G. and Thomas, P.G., Can the History Force Be Neglected for the Motion of Particles at High Subcritical Reynolds Number Range? International Journal of Engineering, Transaction B, Vol. 119, pp. 23-34 (2006). Mazaheri, A.R., and Ahmadi, G., Particle Transport and Deposition Analysis in a Demonstration-Scale Hot-Gas Filter Vessel with Alternate Designs, Advanced Powder Technology, Vol. 17, pp. 623-639 (2006). 2005Liu, C. and Ahmadi, G., Computer Simulation of Pollutant Transport and Deposition Near Peace Bridge, Particulate Science and Technology, Vol. 23, pp. 109-127 (2005). Bastaninejad, M. and Ahmadi, G., Modeling the Effects of Abrasive Size Distribution, Adhesion, and Surface Plastic Deformation on Chemical-Mechanical Polishing, J. Electrochemical Soc., Vol. 152, pp. G720-G730 (2005). Zerai, B., Saylor, B.Z., Kadambi, J.R., Oliver, M.J., Mazaheri, A.R., Ahmadi, G., Bromhal, G.S., and Smith, D.H., Flow Characterization Through a Network Cell Using Particle Image Velocimetry, Transport in Porous Media , Vol. 69, pp. 159-181 (2005). Shams, M., Mosavi, Naeeunian, M., Ahmadi, G., Mathematical Simulation of Flexible Fiber Dispersion in a Homogenous Turbulent Flow, Japan Society of Mechanical Engineers (JSME) International Journal, Series B, Fluid and Thermal Engineering., Vol. 48, No.3, pp. 555-561 (2005). Ahmadi, G., Zhang, H., Han. R. and Greenspan, B., Removal of Particle Pairs from a Plane Surface, J. Adhesion, Vol. 81, pp. 1-24 (2005). Mansoori, Z., Saffar-Avval, M., Basirat Tabrizi, H., Dabir, B., and Ahmadi, G., Inter-Particle Heat Transfer in a Riser of Gas–Solid Turbulent Flows, Powder Technology, Vol. 159, pp. 35-45 (2005). Mazaheri, A.R., Zerai, Ahmadi, G., Kadambi J.R., Saylor, B.Z., Oliver M., Bromhal, G.S., Smith, D.H., Computer Simulation of Flow through a Lattice Flow-Cell Model, Advances in Water Resources, Vol. 28, pp. 1267-1279 (2005). Abouali, O. and Ahmadi, G., A Model for Supersonic and Hypersonic Impactor, J. Nanoparticle Research, Vol. 7, pp. 75-94 (2005). Mazaheri, A.R. and Ahmadi, G., Uniformity of the Fluid Flow Velocities within Hollow Fiber Membranes of Blood Oxygenation Devices, Artificial Organ, Vol. 30, pp. 10-15 (2005). Wang, Z., Hopke, P., Baron, P., Ahmadi, G., Cheng, Y., Deye, G., and Su, W-C., Fiber Classification and the Influence of Average Air Humidity, Aerosol Science and Technology, Vol. 39, pp. 1056-1063 (2005). 2004Schmidt, R., Glauser, M. and Ahmadi, G., Flow and Turbulence Condition in the Wake of a H-Section in Cross Flow, Journal of Fluids and Structures, Vol. 19, pp. 193-207 (2004). Chrigui, M., Sadiki, A. and Ahmadi, G., Study of Interaction in Spray between evaporating Droplets and Turbulence Using Second Order Turbulence RANS Modelling and a Lagrangian Approach, Progress in Computational Fluid Dynamics, Vol. 4, pp. 162-174 (2004). Kvasnak, W., Ahmadi, G. and Schmidt, D.J., An Engineering Model for the Fuel Spray Formation of Deforming Droplets, Atomization and Spray, Vol. 14, pp. 289-339 (2004). Mansoori, Z., Saffar-Avval, M., Basirat Tabrizi, H., and Ahmadi, G., Experimental Study of Turbulent Gas-Solid Heat Transfer with Different Particle Temperatures, Experimental Thermal and Fluid Science, Vol. 28, pp. 655-665 (2004). Cheng, M.C., Yu, F., Habitz, P. and Ahmadi, G., Analytical Heat Flow Modeling of Silicon-On-Insulator Devices, Solid State Electronics, Vol. 48, pp. 415-426 (2004). Marzbanrad, J., Ahmadi, G., Zohoor, H., and Hojjat, Y., Stochastic Optimal Preview Control of a Vehicle Suspension, Journal of Sound and Vibration, Vol. 275, pp. 973-990 (2004). Cheng, M.C., Yu, F., Jun, L., Shen, M. and Ahmadi, G., Steady-State and Dynamic Thermal Models for Heat Flow Analysis of Silicon-on-Insulator MOSFETs, Microelectronics Reliability, Vol. 44, pp. 381-396 (2004). Yu, F., Cheng, M.C., Wettimuny, R., Habitz, P. and Ahmadi, G., Modeling of Thermal Behavior in Silicon-On-Insulator Structures, IEEE Transaction on Electron Devices, Vol. 51, pp. 83-91 (2004). Ferer, M., Ji, C., Bromhal, G.S., Cook, J., Ahmadi, G. and Smith, D. H., Cross-Over from Capillary Fingering to Viscous Fingering for Immiscible Unstable Flows: Experiment and Modeling, Physical Review E, Vol. 70, 016330, pp. 1-7 (2004). Zamankhan, P., Ahmadi, G. and Fan, F-G. Coupling Effects of the Flow and Electric Fields in Electrostatic Precipitators, J. Applied Physics, Vol. 97, pp.7002-7010 (2004). Ahmadi, G., Ji, C. and Smith, D.H., Numerical Simulation of Natural Gas Production from Methane Hydrate Dissociation, Journal of Petroleum Science and Engineering, Vol. 41, pp. 269-285 (2004). 2003JJi, C., Ahmadi, G. and Smith, D.H., Constant Rate Natural Gas Production from a Well in a Hydrate Reservoir, Energy Conversion and Management, Vol. 44, pp. 2403-2423 (2003) Mazaheri, A.R., Ahmadi, G., and Gamwo, I. , Hot-Gas Flow and Particles Transport and Deposition in a Candle Filter Vessel, Advanced Powder Technology, Vol. 14, pp. 111125 (2003). Cheng, M.C., Wettimuny, R., Habitz, P. and Ahmadi, G., Thermal Simulation for SOI Devices Using Thermal-Circuit Models and Device Simulation, Solid-State Electronics, Vol. 47, pp. 345351 (2003). Hamidi, M., El Naggar, M.H., Vafai, A., and Ahmadi, G., Seismic Isolation of Buildings with Sliding Concave Foundation (SCF) , Earthquake Engineering Structural Dynamics, Vol. 32, pp. 15-29 (2003). Mazahri, A.R. and Ahmadi, G., A Model for Effect of Colloidal Forces on Chemical Mechanical Polishing, Journal Electrochemical Society, Vol. 150, pp. G233G239 (2003). Ahmadi, G., He, C., Smith, D.H. and Ramer, Everett, Gas Flow and Particle Transport and Deposition in a Pilot Scale Furnace, Particulate Science Technology, Vol. 21, pp. 375386 (2003). Jha, R., Pausley, M. and Ahmadi, G., Optimal Active Control of Launch Vibration of Space Structures, AIAA Journal Spacecraft and Rockets, Vol. 40, pp. 868-874 (2003). Abouali, O., Alishahi, M.M., Emdad, H. and Ahmadi, G., Dual-Code Thin-Layer Parabolized Navier-Stokes Strategy for Supersonic Flow over Spinning Bodies, AIAA Journal Spacecraft and Rockets, Vol. 40, pp. 893-897 (2003). Toscano, C. and Ahmadi, G., Particle Removal Mechanisms in Cryogenic Surface Cleaning, J. Adhesion Vol. 79, 175-201 (2003) . Ahmadi, G., Mazahri, A.R. and, Smith, D.H. A Model for Multiphase Flows through Poroelastic Media, Journal Porous Media, Vol. 6, pp. 1-14 (2003). 2002Ahmadi, G. and Smith, D.H., Analysis of Steady State Filtration and Backpulse Process in a HotGas Cleanup Filter Vessel, Aerosol Science and Technology, Vol. 36, pp. 665677 (2002). Aghababaii Mobarake, A., Rofooei, F.R., and Ahmadi, G., Simulation of Earthquake Records Using Time-Varying ARMA (2 ,1 ) Model, Probabilistic Engineering Mechanics, Vol. 17, pp. 15-34 (2002). Mansoori, Z., Saffar-Avval, M., Basirat Tabrizi, H and Ahmadi, G., Modeling of Heat Transfer in Turbulent Gas-Solid Flow, International Journal Heat Mass and Transfer, Vol. 45, pp. 1173-1184 (2002). Aidun, D.K., Doomey, J.J., and Ahmadi, G., Digital Simulation of a Stationary and a Linear Weld, Metallurgical and Materials Transaction B, Vol. 33B, pp. 101-110 (2002). Mazahri, A.R. and Ahmadi, G., Modeling the Effect of Bumpy Abrasive Particles on Chemical Mechanical Polishing, Journal Electrochemical Society, Vol. 149, pp. G370G375 (2002). Ji, C., Ahmadi, G. and Smith, D.H., Experimental and Computational Study of Fluid Flow Phenomena in Carbon Dioxide Sequestration, Journal of Energy and Environment Research, Vol. 2, pp. 99-108 (2002). Marzbanrad, J., Ahmadi, G., Hojjat, Y. and Zohoor, H., Optimal Active Control of a Vehicle Suspension System including Time Delay and Preview for Rough Roads, Journal of Vibration and Control, Vol. 8, pp. 967-991 (2002). Shams, M., Ahmadi, G. and Smith, D.H., Computational Modeling of Flow and Sediment Transport and Deposition in Meandering Rivers, Advances in Water Resources, Vol. 25, pp. 689-699 (2002). Mansoori, Z., Saffar-Avval, M., Basirat Tabrizi, H., Ahmadi, G., and Lain. S., Thermo-Mechanical Modeling of Turbulent Heat Transfer in Gas-Solid Flows Including Particle Collisions, International Journal of Heat and Fluid Flow, Vol. 23, pp. 792-806 (2002). Ahmadi, G. and Smith, D.H., Gas Flow and Particle Deposition in the Hot-Gas Filter Vessel of the Pinon Pine Project, Powder Technology Vol. 128, pp. 110 (2002). Gamwo, I.K., Halow, J.S. and Ahmadi, G., Nonisothermal Simulation of Flows in the HotGas Filter Vessel at Wilsonville, Particulate Science and Technology, Vol. 20, pp. 4558 (2002). Yip, W.K., Shen, M., Cheng, M.C., Fithen, R and Ahmadi, G., Hydrodynamic Modeling of Short-Channel Devices Using an Upwind Flux Vector Splitting Scheme, Computer Methods Appl. Mech. Engrg. Vol. 191, pp. 54275445 (2002). Shams, M., Rahimzadeh, H., and Ahmadi, G., Deposition of Various Shapes Particles on a Rough Surface in Turbulent Flows, IJE Transaction B, Vol. 15, pp. 299310 (2002). Xia, X. and Ahmadi, Surface Removal Rate in Chemical-Mechanical Polishing, Particulate Science Technology, Vol. 20, pp. 187-196 (2002). 2001Ahmadi, G. and Xia, X., A Model for Mechanical Wear and Abrasive Particle Adhesion During the Chemical Mechanical Polishing Process, Journal Electrochemical Society, Vol. 148, pp. G99-G109 (2001). Rofooei, F.R., Mobarake, A. and Ahmadi, G., Generation of Artificial Earthquake Records with a Nonstationary Kanai-Tajimi Model, Engineering Structures, Vol. 23, pp. 827-837 (2001). Zhang, H., Ahmadi, G., Fan, F.-G. and McLaughlin, J.B., Ellipsoidal Particles Transport and Deposition in Turbulent Channel Flows, International Journal Multiphase Flows, Vol. 27, pp. 971-1009 (2001). Vafai, A., Hamidi, M. and Ahmadi, G., Numerical Modeling of MDOF Structures with Sliding Supports Using Rigid-Plastic Link, Earthquake Engineering Structural Dynamics, Vol. 30, pp. 27-42 (2001). Zhang, H. and Ahmadi, G., Particles Transport and Deposition in the Hot-Gas Filter Vessel at Wilsonville, Powder Technology, Vol. 116, pp. 53-68 (2001). Ahmadi, G. and Q. Chen, Numerical Particles Transport and Dispersion in Turbulent Pipe Flows, Iranian Journal of Science and Technology, Transaction B, Vol. 25, pp. 199-219 (2001). Shams, M., Ahmadi, G. and Rahimzadeh, H., Transport and Deposition of Flexible fibers in Turbulent Duct Flows, Journal of Aerosol Science, Vol. 32, pp. 525-547 (2001). Ahmadi, G. and C. He, Simulation of Particles Transport and Deposition in a Combustor, Chemical Engineering Communication, Vol. 187, pp. 23-53 (2001). Ellison, J., Ahmadi, G. and Kehoe, M.W. Passive Vibration Control of Airborne Equipment Using a Circular Ring, Journal Sound and Vibration, Vol. 246, pp. 1-28, (2001). 2000Ahmadi, G. and Li, A., Computer Simulation of Particle Transport and Deposition Near a Small Isolated Building, J. Wind Energy Industrial Aerodynamics, Vol. 84, pp. 23-46 (2000). Soltani, M., Ahmadi, G. and Hart, S. C., Electrostatic Effects on Resuspension of Rigid-Link Fibers in Turbulent Flows, Colloids Surfaces, Vol. 165, pp. 189-208 (2000). Zhang, H. and Ahmadi, G., Aerosol Particle Transport and Deposition in Vertical and Horizontal Turbulent Duct Flows, J. Fluid Mechanics, Vol. 406, pp. 55-80 (2000). Aidun, D.K., Domey, J.J. and Ahmadi, G., Effect of High Gravity on Weld Fusion Zone Shape, Welding Research Supplement, pp. 1-s-4s, June (2000). Vafai, A., Hamidi, M. and Ahmadi, G., A Simple Method for Analysis of Sliding Structures Considering Variation of Friction Coefficient, J. Earthquake Engng., Vol. 4, pp. 233-250 (2000). Fan, F.G. and Ahmadi, G., Wall Deposition of Small Ellipsoids From Turbulent Air Flows - A Brownian Dynamics Simulation, J. Aerosol Science, Vol. 31, pp. 1205-1229 (2000). Cao, J. and Ahmadi, G., Gas-Particle Two-Phase Flow in Horizontal and Inclined Ducts, Int. J. Engineering Science, Vol. 38, pp. 1961-1981 (2000). Soltani, M. and Ahmadi, G., Direct Numerical Simulation of Curly Fibers in Turbulent Channel Flow, Aerosol Science Technology, Vol. 33, pp. 392-418 (2000). Ahmadi, G., He, C., Ban, H. and Stencel, J.M., Air Flow and Particle Transport in Triboelectric Coal/Ash Cleaning System-Counter Flowing Straight Duct Design, Particulate Science Technology, Vol. 18, pp. 213-256 (2000). Shams, M., Ahmadi, G. and Rahimzadeh, H., A Sublayer Model for Deposition of Nano- and Micro-Particles in Turbulent Flows, Chemical Engineering Science, Vol. 55, pp. 6097-6107 (2000). Zhang, H. and Ahmadi, G., Aerosol Particle Removal and Re-entrainment in Turbulent Flows- A Direct Numerical Simulation Approach, J. Adhesion, Vol. 74, pp. 441-493 (2000). 1990 - 19991999He, C. and Ahmadi, G., Particle Deposition in a Nearly Developed Turbulent Duct Flow with Electrophoresis, J. Aerosol Science, Vol. 30, pp. 739-758 (1999). Soltani, M. and Ahmadi, G., Detachment of Rough Particles with Electrostatic Attraction From Surfaces in Turbulent Flows, J. Adhesion Sci. Technol., Vol. 13, pp. 325-355 (1999). Zhang, F., Busnaina, A.A., and Ahmadi, G., Particle Adhesion and Removal in Chemical Mechanical Polishing and Post-CMP Cleaning, J. Electrochemical Soc., Vol. 147, pp. 2665-2669 (1999). Soltani, M. and Ahmadi, G., Charged Particle Trajectory Statistics and Deposition in a Turbulent Channel Flow, Aerosol Science Technology, Vol. 31, pp. 170-186 (1999). Ahmadi, G. and Sohrabpour, S., Forward and Introduction, Issue Focus: Mechanical Engineering, Scientia Iranica, Vol. 6, pp. vii-viii (1999). Ellison, J., Ahmadi, G. and Kehoe, M.W. Vibration Control of Airborne Equipment Using a Circular Ring, In Stochastics Structural Dynamics, Ed. Spencer, Jr., B.F., and Johnson, E.A., Balkenma, Rotterdam (1999). 1998Soltani, M., Ounis H., Ahmadi, G. and McLaughlin, J.B. Direct Numerical Simulation of Charged Particle Deposition in a Turbulent Flow, Int. J. Multiphase Flow, Vol. 24, pp. 77-94, (1988). Smith, D.H., Powell, V. and Ahmadi, G. Analysis of Operational Filtration Data, Part II. Incomplete Cleaning of Candle Filters, Powder Technology, Vol. 97, pp. 139-145 (1998). Elliott, K.E., Ahmadi, G. and Kvasnak, W., Couette Flows of Granular Monolayer - An Experimental Study, J. Non-Newtonian Fluid Mechanics, Vol. 74, pp. 89-111 (1998). Ahmadi, G. and Smith, D.H., Particle Transport and Deposition in a Hot-Gas Cleanup Pilot Plant, Aerosol Science and Technology, Vol. 29, pp. 183-205 (1998). Ahmadi, G. and Smith, D.H., Gas Flow and Particle Deposition in the Hot-Gas Filter Vessel at the Tidd 70 MWE PFBC Demonstration Plant, Aerosol Science and Technology, Vol. 29, pp. 206-223 (1998). Smith, D.H., Powell, V. Ahmadi, G. and M. Ferer, Analysis of Operational Filtration Data, Part III. Re-entrainment and Incomplete Cleaning of Dust Cake, Aerosol Science and Technology, Vol. 29, pp. 224-235, (1998). Smith, D.H. and Ahmadi, G., Problem and Progress in Hot-Gas Filtration for Pressurized Fluidized Bed Combustor (PFBC) and Integrated Gasification Combined Cycle (IGCC), Aerosol Science and Technology, Vol. 29, pp. 163-169 (1998). He, C. and Ahmadi, G., Particle Deposition with Thermophoresis in Laminar and Turbulent Duct Flows, Aerosol Science and Technology, Vol. 29, pp. 525-546 (1998). Ahmadi, G. and Chen, Q., Dispersion and Deposition of Particles in a Turbulent Pipe Flow with Sudden Expansion, J. Aerosol Science Vol. 29, pp. 1097-1116 (1998). Ahmadi, G., Particle Transport and Filtration in a Pilot Plant Hot-Gas Cleaning System, J. Iranian Mech. Eng., Vol. 3, pp. 21-28 (1998). Asgharian, B. and Ahmadi, G., Effect of Fiber Geometry on Deposition in Small Airways of the Lung, Aerosol Science and Technology, Vol. 29, pp. 459-474 (1998). 1997Chen, Q., and Ahmadi, G., Deposition of Particles in a Turbulent Pipe Flow, J. Aerosol Science Vol. 28, pp. 789-796 (1997). Fan, F.G., Soltani, M., Ahmadi, G. and S. Hart, Flow-Induced Resuspension of Rigid-Link Fibers from Surfaces, Aerosol Sci. Technology, Vol. 27, pp. 97-115 (1997). Lee-Glauser, G.J., Horta, L.G. and Ahmadi, G., Integrated Passive/Active Vibration Absorber for Multistory Buildings, J. Structural Engineering Vol. 123, pp. 499-504(1997). Soltani, M., Fan, F.G., Ahmadi, G. and S. Hart, Detachment of Rigid-Link Fibers with Linkage Contact in a Turbulent Boundary Layer Flow, J. Adhesion Sci. Technol. Vol. 11, pp. 1017-1937 (1997). Fan, F.G., Ahmadi, G. and Noori, M., A Thermodynamically Consistent Model for Hysteretic Material, Iranian J. Sci. Technol., Vol. 21 B, pp. 257-278 (1997). Smith, D.H., Powell, V., Ahmadi, G. and Ibrahim, H., Analysis of Operational Filtration Data, Part I. Ideal Candle Filter Behavior, Powder Technology, Vol. 94, pp. 15-21 (1997). Ellison, J., Ahmadi, G. and C. Grodsinsky, C., Stochastic Response of Passive Vibration Control Systems to g-Jitter Excitation, Microgravity Science Technology, Vol. 10, 2-12 (1997). 1996Cao, J., Ahmadi, G. and Massoudi, M., Gravity Granular Flows of Slightly Frictional Particles Down an Inclined Bumpy Chute, J. Fluid Mechanics Vol. 316, 197-221 (1996). Lee-Glauser, G., Ahmadi, G. and Layton, J.B., Satellite Active and Passive Vibration Control During Lift-Off, AIAA J. Spacecraft Rocket Vol. 33, 428-432 (1996). Abu-Zaid, S. and Ahmadi, G., Analysis of Turbulent Simple Shear Flows of Two-Phase Mixtures, Iranian J. Sci. Technology Vol. 20 B, 1-24 (1996). Kvasnak, W. and Ahmadi, G., Deposition of Ellipsoidal Particles in Turbulent Duct Flow, Chemical Engng. Science Vol. 51, pp. 5137-5148 (1996). Abu-Zaid, S. and Ahmadi, G., A Rate-Dependent Model for Dilute and Dense Turbulent Flows of Two-Phase Solid-Liquid Mixtures, Powder Technology Vol.89, pp. 45-56 (1996). 1995Soltani, M., Ahmadi, G., Bayer, R.G. and Gaynes, M.A., Particle Detachment Mechanisms from Rough Surfaces Under Base Acceleration, J. Adhesion Science Technology Vol. 9, 453-473 (1995). Fan, F.G. and Ahmadi, G., Dispersion of Ellipsoidal Particles in an Isotropic Pseudo-Turbulent Flow Field, ASME J. Fluid Engineering Vol. 117, 154-161 (1995). Soltani, M. and Ahmadi, G., Direct Numerical Simulation of Particle Entrainment in Turbulent Channel Flow, Physics Fluid A Vol. 7 647-657(1995). Ellison, J., Ahmadi, G. and C. Grodsinsky, C., Evaluation of Active and Passive Vibration Control Mechanism in a Microgravity Environment, AIAA J. Spacecraft and Rockets, Vol. 32, 375-376 (1995). Lee-Glauser, G. and Ahmadi, G., Simulated Orbiter Lift-Off Acceleration: A Stochastic Model, Acta Astronautica Vol. 35, 19-26 (1995). Lee-Glauser, G. and Ahmadi, G., Vibration Isolation of a Lunch Vehicle Payload and its Subsystem, ASCE J. Aerospace Engineering Vol. 8, 1-8 (1995). Ellison, J., Ahmadi, G. and C. Grodsinsky, C., Stochastic Model for Microgravity Excitation, ASCE J. Aerospace Engineering Vol. 8, 100-106 (1995). Fan, F.G. and Ahmadi, G., Analysis of Particle Motion in the Near-Wall Shear layer Vortices: Application to Turbulent Deposition Process, J. Colloid Interface Science Vol. 172, 263-277 (1995). Abu-Zaid, S. and Ahmadi, G., A Thermodynamically Consistent Rate-Dependent Model for Turbulent Two-Phase Flows, Int. J. Nonlinear Mech. Vol. 30, pp. 509-529 (1995). Fan, F.G. and Ahmadi, G., A Sublayer Model for Wall Deposition of Ellipsoidal Particles in Turbulent Streams, J. Aerosol Science Vol. 26, pp. 813-840 (1995). Li, A. and Ahmadi, G., Computer Simulation of Deposition of Particle Deposition in the Upper Tracheobronchial Tree, Aerosol Science Technology Vol. 23, 201-223 (1995). Soltani, M. and Ahmadi, G., Particle Detachment from Rough Surfaces in Turbulent Flows, J. Adhesion Vol. 51, 87-103 (1995). Li, A., Ahmadi, G., Gaynes, M.A. and Bayer, R.G., Aerosols Particle Deposition in a Recirculating Region, J. Adhesion Vol. 51, 105-123 (1995). Cao, J. and Ahmadi, G., Gas-Particle Two-Phase Turbulent Flow in a Vertical Duct, Int. J. Multiphase Flows Vol. 21, 1203-1228 (1995). Ellison, J., Ahmadi, G., Regel, L. and Wilcox, W., Particle Motion in a Liquid Under g-Jitter Excitation, Microgravity Sci. Technology Vol. 8, 140-147 (1995). Ahmadi, G., Overview of Base Isolation, Passive and Active Vibration Control Strategies for Aseismic Design of Structures, Scientia Iranica Vol. 2, 99-116 (1995). Kvasnak, W. and Ahmadi, G., Fibrous Particle Deposition in a Turbulent Channel Flow - An Experimental Study, Aerosol Sci. Technology Vol. 23, 641-652 (1995). Domey, J., Aidun, D.K., Ahmadi, G., Regel, L.L., and Wilcox, W.R., Numerical Simulation of the Effect of Gravity on Weld Pool Shape, Welding Research Supplement, pp. 263s-268s (1995). 1994Li, A., Ahmadi, G., Bayer, R.G. and Gaynes, M.A., Aerosols Particle Deposition in an Obstructed Turbulent Duct Flow, J. Aerosol Science Vol. 25, 91-112 (1994). Chen, Y. and Ahmadi, G., Performance of High Damping Rubber Bearing Base Isolation System for a Shear Beam Structure, Earthquake Engng. Struct. Dyn. Vol. 23, 729-744 (1994). Soltani, M. and Ahmadi, G., On Particle Adhesion and Removal Mechanisms in Turbulent Flows, J. Adhesion Science Technology, J. Adhesion Science Technology Vol. 7, 763-785 (1994). Ahmadi, G., Overview of Computational and Analytical Modeling of Particle Transport and Deposition in Turbulent Flows, Scientia Iranica Vol. 1, 1-23 (1994). Fan, F.G. and Ahmadi, G., On the Sublayer Model for Turbulent Deposition of Aerosol Particles in the Presence of Gravity and Electric Fields, J. Aerosol Science Technology Vol. 21, 49-71 (1994). Lee-Glauser, G. and Ahmadi, G., Simulated Orbiter Lift-Off Acceleration: A Stochastic Model, Acta Astronautica Vol. 35, 19-26.(1994).,/FONT> Lee-Glauser, G. and Ahmadi, G., Vibration Isolation of a Lunch Vehicle Payload and its Subsystem, ASCE J. Aerospace Engineering Vol. 8, 1-8 (1994). Massoudi, M. and Ahmadi, G., Rapid Flow of Granular Materials with Density and Fluctuation Energy Gradients, International Journal of Non-Linear Mechanics Vol. 29, 487-492 (1994). Soltani, M. and Ahmadi, G., On Particle Removal Mechanisms Under Base Acceleration, J. Adhesion Vol. 44, 161-175 (1994). 1993Ma, D., Ahmadi, G. and Eraslan, A., A Computer Code for Analyzing Transient Three Dimensional Rapid granular Flows in Complex Geometries, Computers Fluids Vol. 22, 25-50 (1993). Li, A. and Ahmadi, G., Deposition of Aerosols on Surfaces in a Turbulent Channel Flow, Int. J. Engng. Sci. Vol. 31, 435-451 (1993). Fan, F.G. and Ahmadi, G., A Sublayer Model for Turbulent Deposition of Particles in Vertical Ducts with Smooth and Rough Surfaces, J. Aerosol Science Vol. 24, 45-64 (1993). Li, A. and Ahmadi, G., Computer Simulation of Deposition of Aerosols in a Turbulent Channel Flow with Rough Wall, Aerosol Science Technology Vol. 18, 11-24 (1993). Ounis, H., Ahmadi, G. and McLaughlin, J.B., Brownian Particles Deposition in a Directly Simulated Turbulent Channel Flow, Physics of Fluids A Vol. 5, 1427-1432 (1993). Li, A. and Ahmadi, G., Aerosol Particle Deposition with Electrostatic Attraction in a Turbulent Channel Flow, J. Colloid Interface Science Vol. 158, 476-482 (1993). Chowdhury, S.J. and Ahmadi, G., Analysis of Mixing Layer by Rate-Dependent Turbulence Model, ASCE, Journal of Engineering Mechanics Vol. 119, 1700-1706 (1993). Kvasnak, W., Ahmadi, G., Bayer, R.G. and Gaynes, M.A., Experimental Investigation of Dust Particle Deposition in a Turbulent Channel Flow, J. Aerosol Science Vol. 24, 795-815 (1993). Paff, W.G. and Ahmadi, G., On Convergence of Karhunen-Loeve Series Expansion for a Brownian Particle, ASME J. Appl. Mech. Vol. 60, 783-784 (1993). Lee-Glauser, G. and Ahmadi, G., Vibration of Satellite Subsystem During Orbiter Lift-Off, Int. J. Space Struct. Vol. 8, 167-176 (1993). Abu-Zaid, S. and Ahmadi, G., Analysis of Rapid Shear Flows of Granular Materials by a Kinetic Model Including Frictional Losses, Powder Technology Vol. 77, 7-17 (1993). Ahmadi, G., Overview of Digital Simulation Procedures for Aerosols Transport in Turbulent Flows, in "Particles in Gases and Liquids 3: Detection, Characterization, and Control," Ed. by K.L. Mittal, Plenum Press, New York pp. 1-21 (1993). Lee-Glauser, G. and Ahmadi, G., Dynamic Response Spectra for an Aerospace Payload and Its Attachments, AIAA J. Spacecraft Rocket Vol. 30, 784-786 (1993). 1992Fan, F.G. and Ahmadi, G., Seismic Responses of Secondary Systems in Base-Isolated Structures, Engineering Structures Vol. 14, 35-48 (1992). Su, L. and Ahmadi, G., Equipment Response Spectra for Base-Isolated Shear Beam Structures, Nuclear Engineering And Design Vol. 132, 287-308 (1992). Elrais, K.A., Eckerle, E., Ahmadi, G. and Eraslan, A.H., Simulation of Transient Three-Dimensional Natural Convection and Saturated Pool Boiling, Int. J. Numerical Methods Heat Fluid Flow Vol. 2, 139-154 (1992). Li, A. and Ahmadi, G., Dispersion and Deposition of Spherical Particles from Point Sources in a Turbulent Channel Flow, Aerosol Science Technology Vol. 16, 209-226 (1992). Chen, Y. and Ahmadi, G., Wind Effects on Base-Isolated Structures, ASCE J. Engng. Mech. Vol. 118, 1708-1727 (1992) Su, L. and Ahmadi, G., Probabilistic Responses of Base-Isolated Structures to El Centro 1940 and Mexico City 1985 Earthquakes, Engineering Struct. Vol. 14, 217-230 (1992). Ounis, H., Ahmadi, G. and McLaughlin, J.B., Numerical Simulation of Brownian Particle Diffusion in a Turbulent Channel Flow, In "Advances in Micromechanics of Granular Materials," Ed. by H.H. Shen et al., Elsevier, Amsterdam, 433-442 (1992). Chowdhury, S.J. and Ahmadi, G., A Thermodynamically Consistent Rate-Dependent Model for Turbulence, Part II - Numerical Results, Int. J. Non-Linear Mech. Vol. 27, 705-718 (1992). Abu-Zaid, S. and Ahmadi, G., A Stress Transport Model for Granular Flows in a Rotating Frame, Int. J. Engng. Sci. Vol. 30, 1483-1495 (1992). Chen, Y. and Ahmadi, G., Stochastic Earthquake Response of Secondary Systems in Base-Isolated Structures, Earthquake Engng. Struct. Dyn. Vol. 21, 1039-1057 (1992). 1991Su, L. and Ahmadi, G., Performance of a Sliding Resilient-Friction Base Isolation System for a Shear Beam Structure, ASCE J. Engng. Mech. Vol. 117, 165-181 (1991). Fan, F.G., Ahmadi, G., Mostaghel, N. and Tadjbakhsh, I.G., Performance Analysis of Aseismic Base Isolation Systems for a Multi-Story Building, Soil Dynamics and Earthquake Engineering Vol. 10, 152-171(1991). Abu-Zaid, S. and Ahmadi, G., A Thermodynamical Formulation for Heat Conducting Jeffreys and Maxwell Polymeric Fluids, Int. J. Nonlinear Mech. Vol. 26, 275-278 (1991). Ounis, H., Ahmadi, G. and McLaughlin, J.B., Brownian Diffusion of Submicron Particles in the Viscous Sublayer, J. Colloid Interface Science Vol. 143, 266-277 (1991). Abuzeid, S., Busnaina, A.A. and Ahmadi, G., Wall Deposition of Aerosol Particles in a Turbulent Channel Flow, J. Aerosol Science Vol. 22, 43-62 (1991). Abu-Zaid, S. and Ahmadi, G., Analysis of Granular Simple Shear Flow with a Rate-Dependent Model, Powder Technology Vol. 67, 1-9 (1991). Ahmadi, G. and Chowdhury, S.J., A Rate-Dependent Algebraic Stress Model for Turbulence, Applied Math. Modelling Vol. 15, 516-524 (1991). Ounis, H. and Ahmadi, G., Motions of Small Particles in a Turbulent Simple Shear Flow Field Under Microgravity Condition, Physics of Fluids A Vol. 3, 2559-2570 (1991). Ahmadi, G., Thermodynamics of Turbulence, Iranian J. Sci. Technology Vol. 15, 67-84 (1991). Mohamed, M.A.S., Ahmadi, G. and Loo, F.T.C., Detection of Asperity Dynamic Impacts on Lightly Loaded Random Surfaces, Wear Vol. 146, 377-387 (1991). Ounis, H., Ahmadi, G. and McLaughlin, J.B., Dispersion and Deposition of Brownian Particles From Point Sources in a Simulated Turbulent Channel Flow, J. Colloid Interface Science Vol. 147, 233-250 (1991). Ahmadi, G., A Thermodynamically Consistent Rate-Dependent Model for Turbulence, Part I - Formulation, Int. J. Non-Linear Mech. Vol. 26, 595-607 (1991). Abu-Zaid, S. and Ahmadi, G., A Thermodynamically Consistent Stress Transport Model for Rotating Turbulent Flows, Geophys. Astrophys. Fluid Dynamics Vol. 61, 109-125 (1991). 1990Lin, B.C.. Tadjbakhsh, I.G., Papageorgiou, A. and Ahmadi, G., Performance of Earthquake Base-Isolation Systems, ASCE J. Engng Mech. Div. Vol. 116, 446-461 (1990). Su, L. and Ahmadi, G., Nonstationary Random Responses of a Nonlinear Oscillator, Arabian J. Sci. Engng. Vol. 15, 65-72 (1990). Abu-Zaid, S. and Ahmadi, G., A Simple Kinetic Model for Rapid Granular Flows Including Frictional Losses, ASCE J. Engng. Mech. Vol. 116, 379-389 (1990). Ahmadi, G. and Ma, D., A Thermodynamical Formulation for Dispersed Multiphase Turbulent Flows, Part I: Basic Theory, Int. J. Multiphase Flows Vol. 16, 323-340 (1990). Ma, D. and Ahmadi, G., A Thermodynamical Formulation for Dispersed Multiphase Turbulent Flows, Part II: Simple Shear Flows for Dense Mixtures, Int. J. Multiphase Flows Vol. 16, 340-351 (1990). Su, L., Ahmadi, G. and Tadjbakhsh, I.G., A Probabilistic Comparative Study of Various Base Isolation Systems, Mechanics Struct. Machines Vol. 18, 107-133 (1990). DeGregorio, V.B., Ahmadi, G., A Model for Dilatation, Densification and Static Liquefaction of Loose Sand, J. Mathematical Geology Vol. 22, 1-13 (1990). Ounis, H. and Ahmadi, G., Analysis of Dispersion of Small Spherical Particles in a Random Velocity Field, ASME J. Fluid Engng. Vol. 112, 114-120 (1990). Fan, F.G. and Ahmadi, G., Loss of Accuracy and Nonuniqueness of Solutions Generated by Equivalent Linearization and Cumulant-Neglect Methods, J. Sound Vibrat. Vol. 137, 385-401 (1990). Su, L., Ahmadi, G. and Tadjbakhsh, I.G., Responses of Base-Isolated Shear Beam Structures to Random Excitations, J. Probabilistic Engng. Mech. Vol. 5, 35-46 (1990). Su, L., Ahmadi, G. and Tadjbakhsh, I.G., A Comparative Study of Performances of Various Base Isolation Systems, Part II: Sensitivity Analysis, Earth. Engng. Struct. Dyn. Vol. 19, 21-33 (1990). Fan, F.G. and Ahmadi, G., Floor Response Spectra for Base-Isolated Structures, Earth. Engng. Struct. Dyn. Vol. 19, 377-388 (1990). Ounis, H. and Ahmadi, G., A Comparison of Brownian and Turbulence Diffusions, Aerosol Science Technology Vol. 13, 47-53 (1990). Abu-Zaid, S. and Ahmadi, G., A Rate-Dependent Thermodynamical Model for Rapid Granular Flows, J. Non-Newtonian Fluid Mech. Vol. 35, 15-35 (1990). Ahmadi, G., A Rate-Dependent Model for Compressible Turbulent Flows, J. Non-Equilibrium Thermodynamics Vol. 15, 87-102 (1990). Mohamed, M.A.S., Ahmadi, G. and Loo, F.T.C., A Study on the Mechanics of Fatigue-Dominated Friction Noise, J. Vibration Acoustics, Trans. ASME Vol. 112, 222-229 (1990). Fan, F.G. and Ahmadi, G., Random Response Analysis of a Frictional Base Isolation System, ASCE J. Engng. Mech. Vol. 116, 1881-1901 (1990). Fan, F.G., Ahmadi, G. and Tadjbakhsh, I.G., Multi-Story Base-Isolated Buildings Under a Harmonic Ground Motion. Part I: A Comparisons of Various Systems, Nuclear Engng and Design Vol. 123, 1-16 (1990). Fan, F.G., Ahmadi, G. and Tadjbakhsh, I.G., Multi-Story Base-Isolated Buildings Under a Harmonic Ground Motion. Part II: Sensitivity Analysis, Nuclear Engng and Design Vol. 123, 17-26 (1990). Tannous, A.G., Ahmadi, G. and Valentine, D.T., Two-Equation Thermodynamical Model for Turbulent Buoyant Flows. Part II: Numerical Experiments, Applied Math. Modelling, Vol. 14, 576-587 (1990). Fan, F.G. and Ahmadi, G., Nonstationary Kanai-Tajimi Models for El Centro 1940 and Mexico City 1985 Earthquakes, J. Probabilistic Engng. Mech. Vol. 5, 171-181(1990). Abuzeid, S., Busnaina, A.A. and Ahmadi, G., Eulerian and Lagrangian Simulations of Particle Deposition From a Point Source in a Turbulent Channel Flow, Particulate Sci. Technology Vol. 8, 145-166 (1990). Ahmadi, G. and Fan, F.G., An Overview of Aseismic Base Isolation Design Strategy, Iranian J. Science Technology Vol. 14, 247-267 (1990). 1980 - 19891989Ahmadi, G., A Two-Equation Turbulence Model for Compressible Flows Based on the Second Law of Thermodynamics. J. Non-Equilibrium Thermodynamics Vol. 14, 45-59 (1989). Su, L., Orabi, I.I. and Ahmadi, G., Hysteretic Column Under Earthquake Excitations, ASCE, Journal of Engineering Mechanics Vol. 115, 33-51 (1989). Su, L., Ahmadi, G. and Tadjbakhsh, I.G., A Comparative Study of Performances of Various Base Isolation Systems - Part I: Shear Beam Structure, Earthquake Engng. Struct. Dyn. Vol. 18, 11-32 (1989). Lin, B.C., Tadjbakhsh, I.G., Papageorgiou, A. and Ahmadi, G., Response of Base-Isolated Buildings to Random Excitations Described by the Clough-Penzien Spectral Model, Earthquake Engng. Struct. Dyn. Vol. 18, 49-62 (1989). Ounis, H. and Ahmadi, G., Dispersion of Small Rigid Spheres in a Turbulent Flow Field, in Mechanics of Two-Phase Flows, Taiwan University Press, Taipei, pp. 12-17 (1989). Orabi, I.I. and Ahmadi, G., Statistical Response of a Class of Hysteretic Systems, Iranian J. Sci. Tech. Vol. 13, 157-173 (1989). Tannous, A.G., Ahmadi, G. and Valentine, D.T., A Thermodynamically Consistent Two-Equation Model for Turbulent Buoyant Flows, Appl. Mathematical Modeling Vol. 13, 194-202 (1989). Su, L. and Ahmadi, G., Effect of Nonuniformity on Earthquake Response of a Shear Beam Structure, in Recent Advances in Engineering Science, Edited by S.L. Koh and C.G. Speziale, Springer-Verlag, Berlin, pp. 76-83 (1989). Fan, F.G., Ahmadi, G., Mostaghel, N. and Tadjbakhsh, I.G., A Comparison of Performances of Various Frictional Base Isolation Systems, in Computer Utilization in Structural Engineering, Edited by J.K. Nelson, Jr., ASCE, New York, pp. 121-130 (1989). Fan, F.G., Ahmadi, G., Mostaghel, N. and Tadjbakhsh, I.G., Fourier and Response Spectra for Base-Isolated Structures, in Seismic, Shock, and Vibration Isolation - 1989, Edited by H. Chung and F. Fujita, PVP-Vol.181, ASME, pp. 29-33 (1989). Abu-Zaid, S. and Ahmadi, G., A Study of Chaos in Double-Diffusive Convection in the Presence of Noise, Appl. Mathematical Modeling Vol. 13, 291-297 (1989). Su, L., Ahmadi, G. and Tadjbakhsh, I.G., Comparative Study of Base Isolation Systems, ASCE, Journal of Engineering Mechanics Vol. 115, 1976-1992 (1989). Abu-Zaid, S. and Ahmadi, G., Analysis of Rapid Shearing of Two-Phase Mixtures by a Rate-Dependent Model, in Mechanics of Two-Phase Flows, Edited by R.S.L. Lee and F. Drust, National Taiwan University Press, Taipei, pp. 222-225 (1989). Ahmadi, G., Mostaghel, N. and Nowroozi, A.A., Earthquake Risk Analysis of Iran-V: Probabilistic Seismic Risks for Various Peak Ground Accelerations, Iranian J. Sci. Tech. Vol. 13, 115-156 (1989). Ounis, H. and Ahmadi, G., Motions of Small Rigid Spheres in Simulated Random Velocity Field, ASCE, Journal of Engineering Mechanics Vol. 115, 2107-2121 (1989)11. Abdel-Rahman, S.Z. and Ahmadi, G., Stability of a Frame Subjected to a White Noise Base Excitation, Soil Dynamics and Earthquake Engineering Vol. 8, 166-175 (1989). 1988Su, L. and Ahmadi, G., Earthquake Response of Linear Continuous Structures by the Method of Evolutionary Spectra, Engineering Structures Vol. 10, 47-56 (1988). Orabi, I.I. and Ahmadi, G., Response of Structures Subjected to Horizontal Vertical Random Earthquake Excitations, Soil Dynamics Earthquake Engineering Vol. 7, 9-14 (1988). Su, L. and Ahmadi, G., Response of Frictional Base Isolation Systems to Horizontal-Vertical Random Earthquake Excitations, Probabilistic Engineering Mechanics Vol. 3, 12-21 (1988). Chowdhury, S.J. and Ahmadi, G., Thermohydrodynamic Analysis of Wide Thrust Bearings Operating in Turbulent Inertia Flow Regimes, J. Tribology, Trans. ASME Vol. 110, 327-334 (1988). Su, L,. Ahmadi, G. and Tadjbakhsh, I.G., Performances of Various Base Isolation Systems for a Shear Beam Structure, in Seismic, Shock, and Vibration Isolation, Edited by H. Chung and N. Mostaghel, PVP-Vol. 147, ASME, pp. 1-7 (1988). Su, L,. Ahmadi, G. and Tadjbakhsh, I.G., A Probabilistic Comparative Study of Various Base Isolation Systems - Nonstationary Earthquake Excitation, in Probabilistic Methods in Civil Engineering, Edited by P.D. Spanos, ASCE, pp.416-419 (1988). Ahmadi, G., Thermodynamically Consistent k-Z Models for Compressible Turbulent Flows, Applied Mathematical Modeling Vol. 12, 391-397 (1988). Ahmadi, G. and Hayday, A.A., A Probability Density Closure Model for Turbulence, Acta Mechanica Vol. 72, 55-71 (1988). Su, L., Orabi, I.I. and Ahmadi, G., Nonstationary Earthquake Response of a Sliding Rigid Structure, Int. J. Engineering Science Vol. 26, 1013-1026 (1988). Orabi, I.I. and Ahmadi, G., Response of the Duffing Oscillator to a Non-Gaussian Excitation, J. Applied Mechanics, Trans. ASME Vol. 55, 740-743 (1988). Ma, D. and Ahmadi, G., A Kinetic Model for Rapid Granular Flows of Nearly Elastic Particles Including Interstitial Fluid Effects, Powder Technology Vol. 56, 191-207 (1988). 1987Ahmadi, G., On Mechanics of Incompressible Multiphase Suspensions, Advances in Water Resources Vol. 10, 32-43 (1987). Orabi, I.I. and Ahmadi, G., Nonstationary Response Analysis of a Duffing Oscillator by the Wiener-Hermite Expansion Method, J. Appl. Mech. Trans. ASME Vol. 54, 434-440 (1987). Ahmadi, G., On Material Frame-Indifference of Turbulence Closure Models, Geophys. Astrophys. Fluid Dynamics Vol. 38, 131-144 (1987). Abdel-Rahman, S.Z. and Ahmadi, G., Stability of Frames Subjected to a Vertical Sinusoidal Base Excitation, Engineering Structures Vol. 9, 193-200 (1987). Su, L. and Ahmadi, G., Response of a Frictional Base Isolator to Random Earthquake Excitations, in Seismic Engineering, Recent Advances in Design, Analysis, Testing and Qualification Methods, Edited by T-H Liu and A. Marr, PVP-Vol. 127, ASME, pp. 399-404 (1987). Orabi, I.I. and Ahmadi, G., Response of Structures to Horizontal-Vertical Earthquakes, in Dynamics of Structures, Edited by J.M. Roesset, ASCE, pp. 27-38 (1987). Su, L., Ahmadi, G., and Tadjbakhsh, I.G., A Comparative Study of Different Base Isolators, in Dynamics of Structures, Edited by J.M. Roesset, ASCE, pp. 15-26 (1987). Orabi, I.I. and Ahmadi, G., A Function Series Expansion Method for Response Analysis of Nonlinear Systems Subjected to Random Excitations, Int. J. Nonlinear Mech. Vol. 22, 451-465 (1987). Orabi, I.I. and Ahmadi, G., An Iterative Method for Non-Stationary Response Analysis of Non-linear Random Systems. J. Sound Vibration Vol. 119, 145-157 (1987). Orabi, I.I. and Ahmadi, G., Equivalence of Single-Term Wiener-Hermite and Equivalent Linearization Techniques. J. Sound Vibration Vol. 118, 307-311 (1987). Su, L., Orabi, I.I. and Ahmadi, G., Response of a Sliding Structure to Earthquake Excitation, in Structures and Stochastic Methods, Edited by A.S. Cakmak, Elsevier, Amsterdam, pp. 73-82 (1987). Ahmadi, G., Almost-sure Stability of a Class of Distributed Parameter Systems Subjected to Random Excitations, Dynamics and Stability of System Vol. 2, 1-17 (1987). Moussavi, M, Yen, T.F. and Ahmadi, G., Leaching Kinetics in a Semi-Homogenous Matrix, Iranian J. Sci. Tech. Vol. 11, 117-125 (1987). Busnaina, A.A., Ahmadi, G. and Chowdhury, S.J., Two-equation Turbulence Model Consistent with the Second Law, AIAA J. Vol. 25, 1543-1544 (1987). Orabi, I.I. and Ahmadi, G., Horizontal-Vertical Response Spectra for El Centro 1940 Earthquake, Archive of Mechanics Vol. 39, 589-603 (1987). 1986Ahmadi, G., Bounds on Response of a Class of Coupled Linear Partial Differential Equations, J. Sound Vibration, Vol. 110, 381-393 (1986). Abdel-Rahman, S.Z. and Ahmadi, G., Stability Analysis of Nonautonomous Linear Systems by a Matrix Decomposition Method, Int. J. System Science Vol. 17, 1645-1660 (1986). Ahmadi, G., A Review of Methods for Stochastic Earthquake Response Analysis of Linear Multi-degree-of-Freedom Structures, Arabian J. Sci. Engng. Vol. 10, 87-100 (1986). Ma, D. and Ahmadi, G., An Equation of State for Dense Rigid Sphere Gases, J. Chem. Phys. Vol. 84, 3449-3450 (1986). Ahmadi, G., Bounds on Earthquake Response of Structures, ASCE, J. Engng. Mech. Vol. 112, 351-369 (1986). Ahmadi, G., On Stability of Cylindrical Shells Subjected to Random Loadings, J. Sound Vibration Vol. 107, 83-95 (1986). Abdel-Rahman, S.Z.and Ahmadi, G., Stability of Elastic Frames Subjected to Earthquake Excitations, Earth. Engng. Struct. Dyn. Vol. 14, 455-474 (1986). Ma, D. and Ahmadi, G., A Kinetic Model for Granular Flows of Nearly Elastic Particles in Grain-Inertia Regime, Int. J. Bulk Solid Storage in Silos Vol. 2, 8-16 (1986). Nowroozi, A.A. and Ahmadi, G., Analysis of Earthquake Risk in Iran Based on Seismotectonic Provinces, Tectonophysics Vol. 122, 89-114 (1986). Ma, D. and Ahmadi, G., A Simple Kinetic Model for Granular Flows, in Advancements in Aerodynamics, Fluid Mechanics, and Hydraulics, Edited by R.E. Arndt et al., ASCE Publ., pp. 329-336 (1986). Chowdhury, S.J. and Ahmadi, G., Thermohydrodynamic Analysis of Wide Thrust Bearings Operating in Laminar Inertial Flow Regimes, Tribology International Vol. 19, 281-288 (1986). 1985Ahmadi, G., A Generalized Continuum Theory for Multiphase Suspension Flows, Int. J. Engng. Sci. Vol. 23, 1-25 (1985). Ahmadi, G., On the k- Modeling of Turbulence, Int. J. Engng. Sci. Vol. 23, 849-856 (1985). Ahmadi, G., Thermodynamics of Multi-temperature Fluids with Applications to Turbulence Modeling, Appl. Math. Model Vol. 9, 271-274 (1985). Mean Square Stability of Delay - Differential Equations with Nonstationary Random Coefficients, Int. J. Control. Vol. 42, 1131-1140 (1985). Ahmadi, G., A Turbulence Model for Rapid Flows of Granular Materials. Part I. Basic Theory, Powder Technology Vol. 44, 261-268 (1985). Ma, D. and Ahmadi, G., A Turbulence Model for Rapid Flows of Granular Materials. Part II. Simple Shear Flows, Powder Technology Vol. 44, 269-279 (1985). 1984Ahmadi, G. and Mostaghel, N., On Dynamics of a Structure with a Frictional Foundation, J. de Mechanique Theoreque et Appliquee. Vol. 3, 271-285 (1984). Ahmadi, G. and Glockner, P.G., Effect of Imperfection on Ponding Instability, ASCE, J. Eng. Mech. Div. Vol. 110, 1167-1173 (1984). Ahmadi, G. and Glockner, P.G., Dynamic Simulation of the Performance of an Inflatable Greenhouse in the Southern Part of Alberta, III. Effects of Cloudiness Factor, Agricultural and Forest Meteorology. Vol. 31, 183-191 (1984). Ahmadi, G., Nowroozi, A.A. and Mostaghel, N., Seismic Acceleration Risk Analysis of Iran, Proceeding of the Eight World Conference on Earthquake Engineering July 21-28, 1984, Vol. 1, Prentice-Hall, Englewood Cliffs, New Jersey. pp. 69-76. (1984). Ahmadi, G., Some Test Results on Aeroelastic Wind Energy Converter, Iranian J. Sci. Tech. Vol. 9, 103-109 (1984). 1983Jahedi, A. and Ahmadi, G. Application of Wiener-Hermite Expansion to Nonstationary Random Vibration of a Duffing Oscillator, J. Appl. Mech. Trans. ASME Vol. 50, 436-442 (1983). Ahmadi, G., Stochastic Earthquake Response of Structures on Sliding Foundation, Int. J. Engng. Sci. Vol. 21, 93-102 (1983). Ahmadi, G. and Glockner, P.G., Ponding Instability of Inflated Imperfect Cylindrical Membranes, ASCE, J. Struct. Div. Vol. 109, 297-313 (1983). Ahmadi, G. Tadjbakhsh, I.G. and Saibel, E.A., A Numerical Technique in the Hydrodynamic Theory of Foil Bearing, Int. J. Engng. Sci. Vol. 21, 781-789 (1983). Ahmadi, G.. Performance of an Angular Flange Aeroelastic Wind Energy Converter, J. Energy, AIAA. Vol. 7, 285-288 (1983). Ahmadi, G., Application of Wiener-Hermite Expansion to Strong Plasma Turbulence, Z. Naturfosch. Vol. 38a, 583-584 (1983). Ahmadi, G. and Glockner, P.G., Dynamic Stability of a Kelvin-Viscoelastic Column, ASCE, J. Eng. Mech. Div. Vol. 109, 990-999 (1983). Ahmadi, G. and Shahinpoor, M., A Continuum Theory for Fully Saturated Porous Elastic Materials, Int. J. Nonlinear Mech. Vol. 18, 223 (1983). Ahmadi, G. and Shahinpoor, M., A Note on Collision Operators in Rapid Granular Flows of Rough Inelastic Particles, Powder Tech. J. Vol. 35, 119-122 (1983). Ahmadi, G., Lubrication Theory for Cosserat Fluids, Acta Technica CSAV No. 4, 375-385 (1983). Ahmadi, G. and Shahinpoor, M., Towards a Turbulent Modeling of Rapid Flows of Granular Materials, Powder Tech. J. Vol. 35, 241-248 (1983). Ahmadi, G. and Glockner, P.G., Ponding Instability of Air-supported Elastic Spherical Membranes, Arch. Mech. Engng. Trans. Vol. 31, 361-378 (1983). Ahmadi, G. and Glockner, P.G., Collapse by Ponding of Pneumatic Elastic Spherical Caps Under Distributed Loads, Canadian J. Civil Engng. Vol. 10, 740 (1983). Ahmadi, G., Generalized Continuum Theory for Flow of Granular Materials, In Advances in the Mechanics and Flow of Granular Materials, Vol. II, Ed. M. Shahinpoor, Trans. Tech. Publ. pp. 497-527 (1983). Ahmadi, G. and Shahinpoor, M., A Kinetic Theory for Rapid Flow of Rough Inelastic Spherical Particles and the Evolution of Fluctuations, In Advances in the Mechanics and Flow of Granular Materials, Vol. II, Ed. M. Shahinpoor, Trans. Tech. Publ. pp. 641-664 (1983). Ahmadi, G. and Shahinpoor, M., A Kinetic Model for Rapid Flows of Granular Materials, Int. J. Nonlinear Mechanics. Vol. 19, 177-186 (1983). 1982Mostaghel, N. and Ahmadi, G., Estimation of a Peak Horizontal Ground Acceleration Based on Peak Accelerations of the Components, Bull. Seismol. Soc. Am. Vol. 72, 637-642 (1982). Ahmadi, G., A Generalized Continuum Theory for Granular Materials, Int. J. Nonlinear Mech. Vol. 17, 2l-33 (1982). Ahmadi, G. and Glockner, P.G., Approximation Stability Criteria for Some Second-order Linear Ahmadi, G., Differential Equations with Stationary-Gaussian Random Coefficients, J. Appl. Mech. Trans. ASME Vol. 49, 648-649 (1982). Ahmadi, G., Shafts with Minimum Angle of Twist, Arabian J. Sci. Engng. Vol. 7, 261-263 (1982). Ahmadi, G., Dispersion of Solute in a Channel Flow of Nonlocal Fluids, Acta Technica Vol. 94, 157-162 (1982). Ahmadi, G., A Continuum Theory for Two Phase Media, Acta Mechanica Vol. 44, 299-317 (1982). Ahmadi, G., A Continuum Theory of Smectic-A Liquid Crystals, J. Rheology Vol. 26, 535-556 (1982). Ahmadi, G. and Mostaghel, N., Bounds on Earthquake Response of Elastic Columns, Earthquake Engng. Struct. Dynamics Vol. 10, 769-777 (1982). Ahmadi, G. and Glockner, P.G., Dynamic Simulation of the Performance of an Inflatable Greenhouse in the Southern Part of Alberta, Part 1-Analysis and Average Winter Conditions, Agricultural Meteorology Vol. 27, 155-180 (1982). Ahmadi, G., Kessey, K.O. and Glockner, P.G., Dynamic Simulation of the Performance of an Inflatable Greenhouse in the Southern Part of Alberta, Part II-Comparisons with Experimental Data, Agricultural Meteorology Vol. 27, 181-190 (1982). Yousafzai, A.H. and Ahmadi, G., Deterministic and Stochastic Earthquake Response Analysis of the Containment Shell of a Nuclear Power Plant, Nuclear Engng. Design Vol. 72, 309-320 (1982). Ahmadi, G., Functional Formulation of Magneto-Hydrodynamic Turbulence in a Rotating Frame of Reference, J. Math. Phys. Sci. Vol. 16, 453-461 (1982). 1981Ahmadi, G. and Akbarzadeh, A., On the Development of Salt Concentration Profile in a Solar Pond, Energy Vol. 6, 369-382 (1981). Ahmadi, G., and Hirose, A., Distortion of Velocity Gradient by Anomalous Viscosity, IEEE Trans. Plasma Sci. P5-9, 21-24 (1981). Ahmadi, G., A Generalized Continuum Theory for Porous Elastic Solids, Scientia Sinica Vol. 24, 179-188 (1981). Ahmadi, G., Nonstationary Random Vibration of Nonlinear System with a Set up Spring, Acoustica Vol. 48, 50-53 (1981). Ahmadi, G., On Statistical Theories of Turbulent Flow of Micropolar Fluids, Acta Mechanica Vol. 39, 127-138 (1981). Ahmadi, G., A Possible Continuum Theory for Densification and Liquefaction of Saturated Sand, Math. Geology Vol. 13, 37-52 (1981). Ahmadi, G., The Performance of an Aeroelastic Wind Energy Converter, Indian J. Tech. Vol. 19, 387-389 (1981). Ahmadi, G., A Linear Theory of Heat Conducting Nematic Liquid Crystals, Bull. de l'Academic Polanaise des Science Vol. 29, 39-44 (1981). Ahmadi, G., The Micropolar Fluid Model of Incompressible Turbulent Flows, Indian J. Tech. Vol. 19, 425-428 (1981). Ahmadi, G. and Nowroozi, A.A., Earthquake Risk Analysis of Iran-II: Probabilistic Seismic Risks for Various Magnitudes, J. Earth & Space Phys. Vol. 10, 1-18 (1981). Ahmadi, G., Micropolar Model of Turbulence and Free Shear Flows, Strojnicky Casopis Vol. 32, 409-424 (1981). Ahmadi, G., Mostaghel, N., and Nowroozi, A.A., Earthquake Risk Analysis of Iran-IV: Peak Ground Acceleration Risks for Various Return Periods and Focal Distances, The Bulletin of the Iranian Petroleum Institute, Bulletin No. 82, 1-21 (1981). Ahmadi, G. and Mostaghel, N., Construction of Site Dependent Design Spectra, Bull. New Zealand Nat. Soc. Earthquake Engng. Vol. 14, 244-253 (1981). Ahmadi, G., Performance of a Small Low Speed Darrieus Type Rotor, Revue Roumaine Sci. Tech., Mechanique Applique, Vol. 26, 489-494 (1981). Ahmadi, G., Squeeze Film Theory for Cosserat Fluids, ZAMM Vol. 61, 215-220 (1981). 1980Ahmadi, G., Performance of a Low Cost Cross-Wind-Axis Sail-Wind Turbine, Energy Vol. 5, 1045-1052 (1980). Ahmadi, G. and Akbarzadeh, A., Computer Simulation of the Performance of a Solar Pond in the Southern Part of Iran, Solar Energy Vol. 24, 143-151 (1980). Ahmadi, G., Mechanics of Saturated Granular Materials, Int. J. Nonlinear Mechanics, Vol. 15, 251-262 (1980). Ahmadi, G., A Note on the Wiener-Hermite Representation of the Earthquake Ground Acceleration, Mechanics Research Communications, Vol. 7, 7-12 (1980). Ahmadi, G., Mean Square Response of a Duffing Oscillator to a Modulated White Noise Excitation by the Generalized Method of Equivalent Linearization, J. Sound and Vibration, Vol. 71, 9-15 (1980). Ahmadi, G. and Firoozbakhsh, K., First Strain Gradient Theory of Granular Materials, Mehanika Vol. 6, 50-65 (1980). Ahmadi, G. and Nowroozi, A.A., Earthquake Risk Analysis of Iran-I: Frequency-Magnitude Correlations for Various Seismotectonic Provinces, J. Earth & Space Phys. Vol. 9, 27-48 (1980). Ahmadi, G. and Nowroozi, A.A., Earthquake Risk Analysis of Iran-III: Intensity Estimates for Various Return Periods and Epicentral Distances, The Bulletin of the Iranian Petroleum Institute, Bulletin No. 80, 1-13 (1980). Ahmadi, G. and Mostaghel, N., Stability and Upper Bound to Response of Tall Structures to Earthquake Support Motion, J. Struct. Mech. Vol. 8, 151-159 (1980). Ahmadi, G. and. Hirose, A., Functional Calculus in Strong Plasma Turbulence, J. Plasma Physics Vol. 24, 489-501 (1980). 1970 - 19791979Ahmadi, G., Mean Square Stability of Linear Difference Equations, Applied Mathematics and Computation Vol. 5, 233-241 (1979). Ahmadi, G. and Morshedi, A.M., Optimization of Noisy Functionals, Industrial Mathematics Vol. 29, 89-104 (1979). Ahmadi, G., Stability of a Cosserat Fluid Layer Heated From Below, Acta Mechanica Vol. 31, 243-252 (1979). Ahmadi, G. and Sohrabpour, S., Elasto-Viscoplastic-Viscous Theories of Granular and Porous Media, Int. J. Nonlinear Mechanics Vol. 14, 133-142 (1979). Ahmadi, G., On the Application of Critical Excitation Method to Aseismic Design, Journal of Structural Mechanics Vol. 7, 55-63 (1979). Shahinpoor, M. and Ahmadi, G., A Note on the Free Energy of Granular Media, Iranian J. Sci. Tech. Vol. 7, 191-193 (1979). Farshad, M. and Ahmadi, G., Influence of Loading Behaviour on the Stability of Cylindrical Shells, J. Sound Vibration Vol. 62, 533-540 (1979). Ahmadi, G., Mechanics of Blood Flow - A Review, Iranian J. Sci. Tech. Vol. 7, 161-189 (1979). Akbarzadeh, A. and Ahmadi, G., Underground Thermal Storage in the Operation of Solar Ponds, Energy Vol. 4, 1119-1125 (1979). Ahmadi, G., Generation of Artificial Time Histories Compatible with a Given Response Spectra, SM Archive Vol. 4, 207-239 (1979). Ahmadi, G., On the Mean Square Stability of a Class of Nonstationary Coupled Partial Differential Equations, Ingenieur Archiv Vol. 48, 213-219 (1979). Mostaghel, N. and Ahmadi, G., Smooth Site Dependent Spectra, Nuclear Engineering and Design Vol. 53, 263-300 (1979). Shahinpoor, M. and Ahmadi, G., M., Free Energy of Granular Materials in Static Equilibrium, J. Appl. Mech. ASME Vol. 46, 944-945 (1979). Ahmadi, G., An Oscillatory Wind Energy Converter, Wind Engineering Vol. 3, 207-215 (1979). Ahmadi, G., Special Theories of Heat Conducting Microfluids, Bull. de l'Academie Polonaise des Sciences Vol. 27, 1-12 (1979). Ahmadi, G. and Satter, M.A, Response of Plate to Nonstationary Random Load, J. Acoustical Society of America, Vol. 65, 926-930 (1979). Ahmadi, G., Earthquake Response of Nonlinear Plates, Nuclear Engineering and Design, Vol. 54, 407-417 (1979). Ahmadi, G. and Koh, S.L., A Theory of Second Order Thermo-Microelasticity, Iranian J. Sci. Tech. Vol. 7, 195-202 (1979). 1978Ahmadi, G. and Satter, M.A, Stability of a Pipe Carrying Time-Dependent Flowing Fluid, J. Franklin Institute Vol. 305, 1-9 (1978). Ahmadi, G. and Morshedi, A.M., A., Stability of Stochastic Chemical Systems, J. Franklin Institute Vol. 306, 77-86 (1978). Ahmadi, G., Aeroelastic Wind Energy Convertor, Energy Conversion Vol. 18, 115-120 (1978). Ahmadi, G., Heat Conducting Microfluids, Indian Journal of Technology Vol. 16, 15-17 (1978). Ahmadi, G. and Shahinpoor, M., Decay of the Energy of a First Order Cosserat Fluid with Heat and Mass Transfer, Iranian J. Sci. Tech. Vol. 7, 21-24 (1978). Ahmadi, G. and Sabzevari, A., Further Studies on the Stability of Suspension Bridges in Random Winds, J. Industrial Aerodynamics Vol. 2, 323-330 (1978). Ahmadi, G., Some Preliminary Results on Performance of a Small Vertical-Axis Cylindrical Wind Turbine, Wind Engineering Vol. 2, 65-74 (1978). Ahmadi, G., On Functional Methods for Studying Heat Conduction in Solids With Random Conductivity, Letters in Heat and Mass Transfer Vol. 5, 167-173 (1978). Ahmadi, G., Tadjbakhsh, I.G. and Farshad, M., On the Response of Nonlinear Plates to Random Loads, Acoustica Vol. 48, 316-322 (1978). Ahmadi, G. and Mostaghel, N., On the Stability of Columns Subjected to Non-Stationary Random or Deterministic Support Motion, Earthquake Engineering and Structural Dynamics Vol. 6, 321-326 (1978). Ahmadi, G., On the Theory of Extensible Nematic Liquid Crystals, Molecular Crystals and Liquid Crystals Vol. 47, 209-223 (1978). Ahmadi, G., A Perturbation Method for Studying Heat Conduction in Solid With Random Conductivity, ASME Trans. J. Applied. Mechanics Vol. 45, 933 (1978). Ahmadi, G., On the Stability of Stochastics Linear Difference-Differential Equations, Industrial Mathematics Vol. 28, 1-13 (1978). Ahmadi, G. and Sohrabpour, S., Theory of Micropolar Plasticity, Iranian J. Sci. Tech. Vol. 7, 135-140 (1978). Ahmadi, G., Earthquake Response of Linear Continuous Systems, Nuclear Engineering and Design Vol. 50, 327-345 (1978). Ahmadi, G., Linear Theory of Second Order Micropolar Elastic Solids, Acta Technica CSAV, No. 4, 369-380 (1978). 1977Ahmadi, G., Thermoelastic Stability of First Strain Gradient Solids, Int. J. Nonlinear Mech. Vol. 12, 23-32 (1977). Ahmadi, G., On the Stability of a Class of Continuous Systems with Nonstationary Random Coefficients, Int. J. System Sci. Vol. 8, 1201-1207 (1977). Ahmadi, G., Stability of a Hydromagnetic Fluid Layer in the Presence of Temperature and Concentration Gradients in a Rotating Frame of Reference, Energy Conversion Vol. 16, 143-147 (1977). Ahmadi, G. and Satter, M.A, Mean Square Response of a Pipe Carrying Flowing Fluid To Nonstationary Random Excitations, Journal of Sound and Vibration, Vol. 54, 577-581 (1977). Ahmadi, G., Stability of Two Temperature Fluid Layer Heated From Below, Journal de Mecanique, Vol. 16, 25-38 (1977). Ahmadi, G., On the Stability of Systems of Coupled Partial Differential Equations with Random Excitation, Journal of Sound and Vibration, Vol. 52, 27-35 (1977). Ahmadi, G. and Razani, A., On Optimization of Circular Fins with Heat Generation, Journal of Franklin Institute, Vol. 303, 211-218 (1977). Ahmadi, G., Optical Properties of Magneto-Nonlocal Fluids, Optics Communications Vol. 21, 220-224 (1977). Ahmadi, G., Irreversibility of Electrostatic Plasma Turbulence, Indian Journal of Physics Vol. 51A, 33-35 (1977). Ahmadi, G. and Satteripour, S.A, On the Stability of Differential Equations with Random Coefficients, Industrial Mathematics Vol. 27, 1-11 (1977). Ahmadi, G. and Sabzevari, A., On the Stability of Suspension Bridges in Random Winds, J. Industrial Aerodynamics Vol. 2, 105-111 (1977). Ahmadi, G., On the Stability of Nonstationary Stochastic Differential Equations, Iranian J. Sci. and Tech. Vol. 6, 75-80 (1977). Ahmadi, G., On the Two Temperature Theory of Heat Conducting Fluids, Mechanics Research Communications Vol. 4, 209-217 (1977). Satter, M.A and Ahmadi, G., Experimental Investigation of Noise Radiation from a Circular Plate Covered by Polyurethane Foam, Journal of Applied Acoustics Vol. 10, 113-120 (1977). Ahmadi, G. and Vafai, A., A Generalized Linear Theory of Wood, Journal of Fiber Science and Technology Vol. 10, 255-261 (1977). Ahmadi, G., On the Stability of Two Temperature Theory of Heat Conducting Fluid Motions, Letters Appl. Engng. Sci. Vol. 5, 321-333 (1977). Shahinpoor, M., Tadhbakhsh, I.G. and Ahmadi, G., Seismic Response of Hills, Bull. Seismol. Soc. America Vol. 67, 1665-1666 (1977). Ahmadi, G., Theory of Second Order Micropolar Fluids, Bull. de l'Academie Polonaise des Sciences Vol. 25, 15-24 (1977). Shahinpoor, M. and Ahmadi, G., Stability of Cosserat Fluid Motions-II On The N-th Order Cosserat Fluid, Acta Mechanics Vol. 28, 153-163 (1977). Shahinpoor, M., Tadhbakhsh, I.G. and Ahmadi, G., Seismic Response of Hills, Iranian J. Sci. Tech. Vol. 6, 199-203 (1977). Ahmadi, G. and Satter, M.A, On Random Vibration of a Simply Supported Beam Carrying Concentrated Masses, J. Aeronautical Society of India Vol. 29, 75-77 (1977). Shahinpoor, M. and Ahmadi, G., Universal Stability of Thermo-Cosserat Fluid Motions, Institute Lombardo Rend. Sc. Vol. A 111, 241-249 (1977). 1976Ahmadi, G., On the Stability of Thermomagnetic Fluid in a Porous Box, Physica C Vol. 81C, 403-408 (1976). Ahmadi, G., Stability of Micropolar Fluid Layer Heated From Below, Int. J. Engng. sci. Vol. 14, 81-89 (1976). Ahmadi, G., Universal Stability of Thermo-Magneto-Micropolar Fluid Motions, Int. J. Engng. Sci. Vol. 15, 853-859 (1976). Ahmadi, G., An Approximate Method for Solving Hopf Equation of Burger's Model of Turbulence, Appl. Sci. Res. Vol. 32, 207-215 (1976). Ahmadi, G. and Mostaghel, N., On the Stability of a Class of Nonstationary Nonlinear Random System, Int. J. System Sci. Vol. 7, 685-689 (1976). Ahmadi, G. and Razani, A., Convective Heat Transfer in a Pipe with a Nonuniform Heat Source, Indian J. Tech. Vol. 14, 277-278 (1976). Ahmadi, G. and Satteripour, S.A, Dynamic Stability of a Column Subjected to an Axial Random Load, Indust. Math. Vol. 26, 67-77 (1976). Ahmadi, G., Universal Stability of Micropolar Viscoelastic Fluid Motions, ZAMM, Vol. 56, 504-505 (1976). Ahmadi, G. and Farshad, M., Dynamics of Slightly Disordered Chain, Industrial Math. Vol. 26, 1-10 (1976). Ahmadi, G., Decay of the Energy of a Thermo-Diffusive Viscous Fluid, J. Math. Phys. Sci. Vol. 10, 77-80 (1976). Ahmadi, G., Self-Similar Solution of Incompressible Micropolar Boundary Layer Flow Over a Semi-infinite Plate, Int. J. Engng. Sci. Vol. 14, 639-646 (1976). Ahmadi, G., Turbulent Flow of a Cosserat Fluid, Iranian J. Sci. Tech. Vol. 5, 75-81 (1976). Ahmadi, G., Universal Stability of Thermo-Diffusive-Magneto-Micropolar Fluid Motions, Acta Technica CSAV Vol. 6, 623-633 (1976). Ahmadi, G., Hirose, A. and Lonngren, K.E., Field Penetration into a Plasma with Current Saturating Conductivity, IEEE Trans. Plasma Sci. Vol. PS-4, 255-256 (1976). Ahmadi, G., Decay of the Total Energy in Magnetohydrodynamics, Pakistan Journal of Scientific and Industrial Research Vol. 19, 118-119 (1976). Ahmadi, G., Nonlocal Heat Conducting Fluids, Journal of Scientific and Industrial Research, Vol. 35, 435-438 (1976). Ahmadi, G., Goldschmidt, V.W. and Dean, B., A Model of Incompressible Turbulent Flow, Iranian J. Sci. Tech. Vol. 5, 147-158 (1976). 1975Shahinpoor, M. and Ahmadi, G., Relativistic Thermodynamics of Viscous Heat Conducting Fluids, Iranian J. Sci. Tech. Vol. 3, 245-247 (1975). Ahmadi, G. and Firoozbakhsh, K.,, First Strain Gradient Theory of Thermoelasticity, Int. J. Solid Struct. Vol. 11, 339 (1975). Satter, M.A and Ahmadi, G., Analysis of Noise Reduction Obtainable From the Redesign of a Mechanical Assembly, J. Mech. Engng. Sci. Vol. 17, 155-162 (1975). Ahmadi, G., Optical Properties of Polarizable Linear Magneto-Micropolar Fluid, Int. J. Engng. Sci. Vol. 13, 209-215 (1975). Ahmadi, G., Micropolar Thermoelastic Stability, Lett. Appl. Engng. Sci. Vol. 3, 265-277 (1975). Ahmadi, G., Mechanics of a Second-order Micro-elastic Solid, Rheologica Acta Vol. 14, 710-714 (1975). Ahmadi, G., Stability of Mean Turbulent Flow, Phys. Fluids Vol. 18, 1582-1583 (1975). Ahmadi, G., Turbulent Shear Flows of Micropolar Fluids, Int. J. Engng. Sci. Vol. 13, 959-964 (1975). Ahmadi, G., Stability of Linear Micropolar Elastic Media, Int. J. Engng. Sci. Vol. 13, 1111-1117 (1975). Ahmadi, G., Theory of Nonlocal Viscoelasticity, Int. J. Nonlinear Mech. Vol. 10, 253-258 (1975). Ahmadi, G., Stability of Thermo-diffusive-Magneto-Hydrodynamics, Int. J. Energy Conversion Vol. 15, 35-38 (1975). Ahmadi, G. and Satter, M.A, Mean Square Response of Beams to Nonstationary Random Excitation, AIAA Vol. 13, 1097-1100 (1975). Ahmadi, G., Universal Stability of Thermo-Diffusive-Magneto-Cosserat Fluid Motions, Bulletin De l'Academic Polonaise Des Sciences Vol. 23, 51-59 (1975). Ahmadi, G., Functional Calculus of a Transferable Scalar in a Turbulent Flow, Z. Naturforch. Vol. 30a, 1572-1576 (1975). 1974Ahmadi, G., Motion of Particles in a Turbulent Fluid-On the Effect of Rotation on the Dispersion Coefficient, Pneumotrasport 2, Cl,l-14 Ed. N.G. Cole and H.S. Stephens, BHRA, Cranfield Bedford, U.K. (1974). Farshad, M. and Ahmadi, G., On Vibrations of Bounded Anisotropic Inhomogeneous Elastic Media, Iranian J. Sci. Tech. Vol. 3, 75-86 (1974). Farshad, M. and Ahmadi, G., Effect of Boundaries on Wave Propagation in Media with Microstructure: II. Surface Waves in a Half-Space, Bull. Seismol. Soc. Amer. Vol. 64, 387-392 (1974). Ahmadi, G. and Shahinpoor, M., Universal Stability of Magneto Micropolar Fluid Motions, Int. J. Engng. Sci. Vol. 12, 657-663 (1974). Ahmadi, G., Wave Propagation and Uniqueness in Elastodynamic of Micropolar Media with Stretch, Lett. Appl. Engng. Sci. Vol. 2, 123-131 (1974). Hashemi, J. and Ahmadi, G., Response of an Infinitely Long Timoshenko Beam to Random Loads, Indust. Math. Vol. 24, 29-40 (1974). Ahmadi, G., Dispersion of Solute in a Micropolar Pipe Flow, Int. J. Multiphase Flow Vol. 1, 487-490 (1974). Ahmadi, G. and Farshad, M., On the Continuum Theory of Solid-Fluid Mixture - A Superimposed Model of Equipresent Constituents, Indian J. Tech. Vol. 12, 195-198 (1974). Ahmadi, G. and Satter, M.A, On the Random Vibration of a Damped Simply Supported Beam Carrying Concentrated Masses, Indust. Math. Vol. 24, 19-27 (1974). Ahmadi, G., Optical Properties of a Polarizable Linear Magneto-Cosserat Fluid, Optics Comm. Vol. 11, 385-388 (1974). Ahmadi, G. and Shahinpoor, M., Universal Stability of a Dusty Gas, Australian Chem. Engng. Vol. 15, 5-8 (1974). Ahmadi, G. and Shahinpoor, M., Decay of the Kinetic Energy of a Dusty Gas, J. Math. Phys. Sci. Vol. 8, 497-502. Ahmadi, G., Heat Conduction in Solids with Random Initial Conditions, J. Heat Transf. Trans. ASME Vol. 96, 474-477 (1974). Ahmadi, G. and Shahinpoor, M., Universal Stability of Thermo-Cosserat Fluid Motions, Rend. Sci. Vol. A 108, 1 (1974). Ahmadi, G. and Shahinpoor, M., On the Foundation of Cosserat Media With Rigid Polarizable Micro-Inclusions, Recent Advances in Engineering Science, Edited by T.S. Chang, Vol. 6, Golden and Breach pp. 135-142 (1974). Ahmadi, G., Dispersion of a Solute in Magneto-Hydrodynamic Channel Flows, Pakistan J. Sci. Indust. Res. Vol. 17, 189 (1974). 1973Ahmadi, G. and Farshad, M., On the Dynamic Response of a Generally Orthotropic Plate to Random Load, Iranian J. Sci. Tech. Vol. 2, 297-288 (1973). Ahmadi, G. and Shahinpoor, M., Decay of the Kinetic Energy of Compressible Micropolar Fluids, Int. J. Engng. Sci. Vol. 11, 885-889 (1973). Ahmadi, G. and Shahinpoor, M., Uniqueness in Elastodynamics of Micropolar and Cosserat Media, Quart. J. Appl. Math. Vol. 31, 257-261 (1973). Ahmadi, G. and Shahinpoor, M., Universal Stability of Magneto-Cosserat Fluid Motions, Rend. Sci. Vol. A 107, 343-352 (1973). Ahmadi, G. and Shahinpoor, M., Decay of the Kinetic Energy of a First Order Cosserat Fluid, Rend. Sci. Vol. A 107, 353-356 (1973). Farshad, M. and Ahmadi, G., The Effect of Boundaries on Wave Propagation in Media with Microstructure-Reflection of Plane Waves at a Free Plane Boundary, Bull. Seismol. Soc. Amer. Vol. 63, 1507-1514 (1973). Ahmadi, G. and Farshad, M., Theory of Nonlocal Plates, Letters in Applied and Engineering Sciences, Vol. 1, 529-541 (1973). Ahmadi, G. and Razani, A., Some Optimization Problems Related to Cooling Fins, Int. J. Heat Mass Transfer Vol. 16, 2369-2375 (1973). Hashemi, J. and Ahmadi, G., The Random Vibration of a Nonuniform Cantilever Beam with Concentrated Mass, Vehicle System Dynamic Vol. 2, 225-233 (1973). 1972Ahmadi, G., The Brownian Motion of Charged Particles in the Presence of a Magnetic Field, Iranian J. Sci. Tech. Vol. 1, 301-310 (1972). Ahmadi, G. and Manvi, R., On the Dynamic Response of an Infinite Bernoulli-Euler Beam to Random Load, J. Indust. Math. Vol. 22, 65-76 (1972). Shahinpoor, M. and Ahmadi, G., Stability of Cosserat Fluid Motions, Arch. Rat. Mech. Anal. Vol. 47, 188-194 (1972). Goldschmidt, V.W., Ahmadi, G. et al., Turbulent Diffusion of Small Particles Suspended in Turbulent Jets, Progress in Heat and Mass Transfer, Vol. 6, Ed. G. Hetsroni, Pergamon Press, pp. 487-508 (1972). 1971Ahmadi, G. and Goldschmidt, V.W., Motion of Particles in a Turbulent Fluid-The Basset History Term, Journal of Applied Mechanics, Trans. ASME Vol. E38, 561-563 (1971). Ahmadi, G. and Goldschmidt, V.W., Creation of a Pseudo-Turbulent Velocity Field, Development in Mechanics, Vol. 6, 291-304 (1971). Ahmadi, G. and Manvi, R., Porous Sphere in a Creeping Flow, Iranian J. Sci. Tech. Vol. 1, 21 (1971). Ahmadi, G. and Manvi, R., Diffusion in Creeping Motion Past Spheroids, Iranian J. Sci. Tech. Vol. 1, 131-144 (1971). Ahmadi, G. and Farshad, M., Perturbation Solution to the Problem of General Orthotropic Rectangular Plate, 1983 Iranian J. Sci. Tech. Vol. 1, 147-162 (1971). Ahmadi, G. and Manvi, R., Equation of Motion for Viscous Flow through Rigid Porous Medium, Indian J. Tech. Vol. 9, 441-444 (1971). Ahmadi, G. Koh, S.L. and Goldschmidt, V.W., Mechanics of a Second-order Microfluid, Iranian J. Sci. Tech. Vol. 1, 233-257 (1971). 1970Ahmadi, G. and Goldschmidt, V.W., Dynamic Simulation of the Turbulent Diffusion of Small Particles, Hydrotransport Vol. 1, 69 (1970). Ahmadi, G. Koh, S.L. and Goldschmidt, V.W., A Theory of Nonsimple Microfluids, Recent Advances in Engineering Science, Vol. 5 Goldon and Breach, 9-20 (1970). 1969Ahmadi, G. and Goldschmidt, V.W., Kinematic Computer Simulation of the Turbulent Dispersion of Neutrally Buoyant Particles, Developments in Mechanics, Vol. 5, 201-213 (1969). BooksA. Razani and G. Ahmadi, "Mathematical Methods in Engineering and Science," Vol. 1, Shiraz University Press No. 87 (1977). G. Ahmadi and A. Razani, "Mathematical Methods in Engineering and Science," Vol. 2, Shiraz University Press No. 90 (1977). Technical Presentations(Since 1982)G. Ahmadi and M. Shahinpoor, "New Evolutionary Equations for Fluctuations in Rapid Granular Flows," 19th Annual Meeting, Society of Engineering Science, Oct. 27-29, 1982,Rolla,Missouri . M. Shahinpoor and G. Ahmadi, "Stable Granular Rings in Weak Gravitational Field," 19th Annual Meeting, Society of Engineering Science, Oct. 27-29, 1982,Rolla,Missouri . A.A. Hayday and G. Ahmadi, "Transport Equations for Joint Probability Density Functions of Scalars and Velocity for Chemically Active Turbulent Flows," The 35th Meeting, American Physical Society, Div. Fluid Dynamics, Nov. 21-23, 1982, New Brunswick, N.J. G. Ahmadi and A.A. Hayday, "A Model for Turbulence," The 35th Meeting, American Physical Society, Div. Fluid Dynamics, Nov. 21-23, 1982,New Brunswick,N.J. G. Ahmadi, "Wiener-Hermite Closure Method in Strong Plasma Turbulence," The 35th Meeting, American Physical Society, Div. Fluid Dynamics, Nov. 21-23, 1982,New Brunswick,N.J. I.G. Tadjbakhsh, G. Ahmadi and E.A. Saibel, "A Numerical Technique in the Hydrodynamic Theory of Foil Bearing," First Army Conference on Applied Mathematics and Computing, May 9-11, 1983, Washington, D.C. G. Ahmadi, "A Functional Series Expansion Method for Response Analysis of Nonlinear Structures Subjected to Random Earthquake Support Motions," ASCE Spring Convention, May 16-20, 1983,Philadelphia,PA. G. Ahmadi, A.A. Nowroozi and N. Mostaghel," Seismic Acceleration Risk Analysis of Iran, 8th World Conference on Earthquake Engineering, July 21-28, 1984,San Francisco,CA . G. Ahmadi, "Thermodynamics of Turbulence," The 37th Meeting, American Physical Society, Div. Fluid Dynamics, Nov. 18-20, 1984,Providence,RI . G. Ahmadi, "Stability of Cylindrical Shells Subjected to Random Loadings," Work in Progress Session ASAA/ASME/ASCE/AHS 26th Structures, Structural Dynamics and Materials Conference, April 15-17, 1985,Orlando,Florida . G. Ahmadi, "Bounds on the Response of Parametrically Loaded Structures," Work In Progress Session AIAA/ASME/ASCE/AHS 26th Structures, Structural Dynamics and Materials Conference, April 15-17, 1985,Orlando,Florida . G. Ahmadi, "A Turbulence Model for Rapid Flows of Granular Materials." International Symposium on Particulate and Multiphase Processes, April 22-26, 1985, Miami Beach, Florida, Proceedings of Condensed Papers, Ed. T. Ariman and T.N. Veziroglu, p. 65-14. G. Ahmadi, "On the Mechanics of Incompressible Multiphase Suspensions." International Symposium on Particulate and Multiphase Processes, April 22-26, 1985, Miami Beach, Florida, Proceedings of Condensed Papers, Ed. T. Ariman and T.N. Veziroglu, p. 65-1. G. Ahmadi, "Bounds on Response of Structures Subjected to Multicomponent Earthquakes." Tenth Canadian Congress of Applied Mechanics, June 2-7, 1985, The University of Western Ontario,London, p. A-93. D. Ma, and G. Ahmadi, "Analysis of Rapid Shear Flows of Granular Material by a Turbulence Model" 22nd Annual Meeting of the Society of Engineering Science. Penn State,University Park,Oct. 8-10, 1985 . G. Ahmadi, "Bounds on the Response of Structures Under Seismic Loadings," 22nd Annual Meeting of the Society of Engineering Science. Penn. State,University Park,Oct. 8-10, 1985 . S. Abdel-Rahman, and G. Ahmadi, "Stability of Frames Subjected to Random Earthquake Loadings," 22nd Annual Meeting of the Society of Engineering Science, Penn. State,University Park,Oct. 8-10, 1985 . I.I. Orabi, and G. Ahmadi, "A Functional Series Expansion Method for Response Analysis of a Duffing Oscillator Subjected to White Noise Excitations," 22nd Annual Meeting of the Society of Engineering Science, Penn. State, University Park, Oct. 8-10, 1985. G. Ahmadi and D. Ma, "A Simple Kinetic Model for Granular Flows," Advancements in Aerodynamics, Fluid Mechanics and Hydraulic, ASCE Specialty Conference, University of Minnesota,Minneapolis,June 3-6, 1986 . S.J. Chowdhury and G. Ahmadi, "Thermohydrodynamic Analysis of Wide Thrust Bearings Operating in Turbulent Inertial Flow Regimes," 23rd Annual Meeting of the Society of Engineering Science, State University of New York at Buffalo,August 25-27, 1986 . D. Ma and G. Ahmadi, "A Kinetic Model for Rapid Granular Flows of Nearly Elastic Particles Including Interstitial Fluid Effects," 23rd Annual Meeting of the Society of Engineering Science, State University of New York at Buffalo, Buffalo, August 25-27, 1986. I.I. Orabi and G. Ahmadi, "The Wiener-Hermite Expansion Method for Response Analysis of a Duffing Oscillator," 23rd Annual Meeting of the Society of Engineering Science, State University of New York at Buffalo, Buffalo, August 25-27, 1986. L. Su and G. Ahmadi, "Response of a Sliding Rigid Structure Subjected to Horizontal-Vertical random earthquake Excitation," 23rd Annual Meeting of the Society of Engineering Science, State University of New York at Buffalo, Buffalo, August 25-27, 1986. D. Ma, A. Eraslan and G. Ahmadi, "A Computer Code for Analysis of Transient and Nonuniform Granular Flows," 23rd Annual Meeting of the Society of Engineering Science, State University of New York at Buffalo, Buffalo, August 25-27, 1986. G. Ahmadi and D. Ma, "A Kinetic Model For Granular Flows Including Interstitial Fluid Effects, ASME Winter Annual Meeting, Anaheim, CA, December 7-12 (1986). G. Ahmadi and I.I. Orabi and L. Su, "Response of Nonlinear Oscillator to Gaussian and Non-Gaussian Random Excitations," AFOSR/ARO Conference on Non-Linear Vibrations, Stability, and Dynamics of Structures and Mechanisms, Virginia Polytechnic Institute and State University,March 23-25, 1987 . L. Su and G. Ahmadi, "Response of Frictional Base Isolation Systems to Horizontal-Vertical Random Earthquake Excitations," ASCE 6th Specialty Conference, State University of New York at Buffalo,May 20-22, 1987 . D. Ma, A. Eraslan and G. Ahmadi, "A Computer Code for Simulating Transient Multidimensional Granular Flows in Complex Geometries," ASCE 6th Specialty Conference, State University of New York at Buffalo,May 20-22, 1987 . I.I. Orabi and G. Ahmadi, "Nonstationary Response Analysis of a Duffing Oscillator by the Wiener-Hermite Expansion Method," ASME Joint Applied Mechanics, Bioengineering and Fluids Conference, Cincinnati,Ohio,June 14-17, 1987 . L. Su, G. Ahmadi and I.I. Orabi, "Response of a Sliding Structure to Earthquake Excitation," 3rd International Conference on Soil Dynamics and Earthquake Engineering, Princeton University,June 22-24, 1987 . G. Ahmadi and L. Su, "Response of a Frictional Base Isolator to Random Earthquake Excitations," ASME 5th National Congress on Pressure Vessel and Piping Technology, San Diego, CA, June 29 - July 2, 1987. D. Ma, A. Eraslan and G. Ahmadi, "Numerical Experiments with Flow of Granular Materials in Complex Geometries," The 18th Annual Meeting of the Fine particle Society, Boston, MA, Aug. 3-7, 1987. G. Ahmadi and D. Ma, "A Model for Dense Two-phase Flows," The 18th Annual Meeting of the Fine Particle Society, Boston,MA,Aug. 3-7, 1987 . L. Su, G. Ahmadi and I.G. Tadjbakhsh, "A Comparative Study of Different Base Isolators," ASCE Sixth Annual Structures Congress, Orlando,FL,Aug. 14-16, 1987 . G. Ahmadi and L. Su, "Earthquake Response of Shear Beam Structures," Twentieth Midwestern Mechanics Conference, Purdue University, Aug. 31 - Sept. 2, 1987 . G. Ahmadi, I.I. Orabi and L. Su, "The Functional Series Expansion Method - Wiener-Hermite Base," 24th Annual Technical Meeting of the Society of Engineering Science, University of Utah,Salt-Lake City,Utah,September 21-23, 1987 . F.G. Fan, G. Ahmadi and I.G. Tadjbakhsh, "Base Isolation of a Multi-Story Building Subjected to a Harmonic Ground Motion - A Comparison of Different Isolation Devices," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. S.J. Chowdhury and G. Ahmadi, "Analysis of a Backward-Facing Step Flow by a Rate-Dependent Algebraic Stress Turbulence Model," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. S.A. Abu-Zaid, D. Ma, A. Eraslan and G. Ahmadi, "Granular Gravity Flow Around a Block," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. A.G. Tannous, G. Ahmadi, and D. Valentine, "A Thermodynamical Formulation for Turbulent Buoyant Flows," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. H. Ounis and G. Ahmadi, "Motion of a Small Rigid Sphere in a Simulated Random Velocity Field," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. G. Ahmadi and D. Ma, "Analysis of Rapid Shearing of Dense Two-Phase Mixtures," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. I.I. Orabi and G. Ahmadi, "An Iterative Method for Nonstationary Response Analysis of Nonlinear Random Systems," ASCE Engineering Mechanics Division 7th Specialty Conference, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 22-25, 1988. L. Su, G. Ahmadi and I.G. Tadjbakhsh, "A Probabilistic Comparative Study of Various Base Isolation Systems - Nonstationary Earthquake Excitation," ASCE E1MD/GTD/STD Joint Specialty Conference on Probabilistic Methods, Virginia Polytechnic Institute and State University, Blacksburg, VA, May 25-27, 1988. L. Su, G. Ahmadi and I.G. Tadjbakhsh, "Effects of Velocity-Dependent Friction on Performance of a Resilient-Friction Base Isolator," Second ARO Conference on Nonlinear Vibrations, Stability, and Dynamics of Structures and Mechanisms, Virginia Polytechnic Institute and State University, Blacksburg, VA, June 1-3, 1988. L. Su, G. Ahmadi and I.G. Tadjbakhsh, "Performances of Various Base Isolation Systems for a Shear Beam Structure," ASME Pressure Vessels and Piping Conference, Pittsburgh,PA,June 19-23, 1988 . L. Su, G. Ahmadi, "Effect of Nonuniformity on Earthquake Response of a Shear Beam Structure," Applied Mechanics and Engineering Sciences Conference, University of California at Berkeley, Berkeley, CA, June 20-22, 1988. I.I. Orabi and G. Ahmadi, "Response of the Duffing Oscillator to a Non-Gaussian Excitation," Applied Mechanics and Engineering Sciences Conference, University of California at Berkeley, Berkeley, CA, June 20-22, 1988. G. Ahmadi, "A Rate-Dependent Model for Dispersed Two-Phase Turbulent Flows, MSI Workshop on Theoretical Aspects of Multiphase Flow Phenomena," Cornell University,October 22-25, 1988 . H. Ounis and G. Ahmadi, "Turbulence and Brownian Effects on Motions of Small Spheres," American Physical Society, Division of Fluid Dynamics 41st Annual Meeting, SUNY Buffalo,NY,November 20-22, 1988 . S.J. Chowdhury and G. Ahmadi, "Analysis of Turbulent Flows by a Thermodynamically Consistent Rate-Dependent Model," American Physical Society, Division of Fluid Dynamics 41st Annual Meeting, SUNY Buffalo,NY,November 20-22, 1988 . A.G. Tannous, D.T. Valentine and G. Ahmadi, "Two-Equation Thermodynamical Model for Turbulent Buoyant Flows," American Physical Society, Division of Fluid Dynamics 41st Annual Meeting, SUNY Buffalo,NY,November 20-22, 1988 . S. Abu-Zaid and G. Ahmadi, "A Rate-Dependent Model for Rapid Flows of Granular Materials," American Physical Society, Division of Fluid Dynamics 41st Annual Meeting, SUNY Buffalo,NY,November 20-22, 1988 . F.G. Fan, G. Ahmadi, N. Mostaghel and I.G. Tadjbakhsh, "A Comparison of Performances of Various Frictional Base Isolation Systems," ASCE Seventh Structures and Pacific Rim Engineering Congress, San Francisco, CA, May 1-5, 1989. S. Abu-Zaid and G. Ahmadi "Analysis of Rapid Shearing of Two-Phase Mixtures by a Rate-Dependent Model," International Conference on Mechanics of Two-Phase Flows, National Taiwan University,Taipei,Taiwan,June 12-15, 1989 . H. Ounis and G. Ahmadi, "Dispersion of Small Rigid Spheres in a Turbulent Flow Field," International Conference on Mechanics of Two-Phase Flows, National Taiwan University,Taipei,Taiwan,June 12-15, 1989 . D.T. Valentine and G. Ahmadi, "Examination of Two Equation Thermodynamical Models of Turbulence," 3rd Joint ASCE/ASME Mechanics Conference, University of California, San Diego, La Jolla, CA, July 9-12, 1989. F.G. Fan, G. Ahmadi, N. Mostaghel and I.G. Tadjbakhsh, "Fourier and Response Spectra for Base-Isolated Structures," ASME Pressure Vessels and Piping Conference, Honolulu,Hawaii,July 23-27, 1989 . S. Abu-Zaid and G. Ahmadi "Analysis of Rapid Shearing of Two-Phase Mixtures by a Rate-Dependent Model," The 20th Annual Meeting of the Fine Particle Society, Boston,MA,Aug. 21-25, 1989 . H. Ounis and G. Ahmadi, "Dispersion of Particles in Isotropic and Homogeneously Sheared Turbulent Flows," The 20th Annual Meeting of the Fine Particle Society, Boston, MA, Aug. 21-25, 1989. S. Abuzeid, A.A. Busnaina and G. Ahmadi, "Eulerian and Lagrangian Simulations of Particle Deposition in Turbulent Channel Flow," The 20th Annual Meeting of the Fine Particle Society, Boston,MA,Aug. 21-25, 1989 . L. Su, G. Ahmadi, I.G. Tadjbakhsh, "On Response of Base-Isolated Structures to Random Earthquake Excitation," 26th Annual Technical Meeting of Society of Engineering Science, The University of Michigan, Ann Arbor, September 18-20, 1989. I.I. Orabi and G. Ahmadi, "An Interactive Method for Random Response Analysis of Nonlinear Systems," 26th Annual Technical Meeting of Society of Engineering Science, The University of Michigan,Ann Arbor,September 18-20, 1989 . S. Abuzeid, A.A. Busnaina and G. Ahmadi, "Lagrangian Simulation of Particle Deposition in Turbulent Channel Flow," Proceedings of ASME International Computer in Engineering Conference, Anaheim, CA, July 30 - Aug. 2, 1989. H. Ounis and G. Ahmadi, "Small Particle Dispersion in Turbulent Flows," 7th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse,NY (April 6-8, 1990). S. Abuzeid, A.A. Busnaina and G. Ahmadi, "Numerical Simulations of Particle Deposition from a Point Source in Turbulent Flow," Proceeding of the IES 36th Annual Technical Meeting, New Orleans, LA, April 23-27, 1990. G. Ahmadi, "An Overview of Aseismic Base Isolation Design Strategy," (keynote presentation), Proceedings of the 3rd International Iranian Congress of Civil Engineers, Vol. I, Shiraz University,Shiraz,Iran, Ed. by S. Ahmad Anvar and N. Talebbeydokhti (May 14-18, 1990), 297-312. G. Ahmadi and A.A. Nowroozi, "Earthquake Risk Analysis of Iran Based on Seismotectonic Provinces," Proceedings of the 3rd International Iranian Congress of Civil Engineers, Vol. III, Shiraz University, Shiraz, Iran, Ed. by S. Ahmad Anvar and N. Talebbeydokhti (May 14-18, 1990), 287-296. G. Ahmadi and S. Abu-Zaid, "Overview of Computational Modeling of Granular and Two-Phase Turbulent Flows," Proceedings of the 3rd International Iranian Congress of Civil Engineers, Vol. II, Shiraz University, Shiraz, Iran, Ed. by S. Ahmad Anvar and N. Talebbeydokhti (May 14-18, 1990), 773-798. F.G. Fan and G. Ahmadi, "Response of Equipment in Base-Isolated Structures under Earthquake Ground Motions," ASME Pressure Vessels and Piping Conference, Nashville,Tennessee,June 17-21, 1990 . S. Abuzeid, A. Busnaina and G. Ahmadi, "Point Source Particle Deposition in a Turbulent Channel Flow," ASME International Computers in Engineering Conference, Boston,MA,August 5-9, 1990 . S. Abu-Zaid and G. Ahmadi "Thermodynamically Consistent Models for Rapid Granular Flows," The 21st Annual Meeting of the Fine Particle Society, San Diego,CA,Aug. 21-25, 1990 . G. Ahmadi and S. Abu-Zaid, "A Rate-Dependent Model for Dense Two-Phase Turbulent Flows," The 21st Annual Meeting of the Fine Particle Society, San Diego,CA,Aug. 21-25, 1990 . H. Ounis, G. Ahmadi and J. McLaughlin, "Brownian Diffusion of Submicron Particles in the Viscous Sublayer," The 21st Annual Meeting of the Fine Particle Society, San Diego,CA,Aug. 21-25, 1990 . G. Ahmadi and S. Abu-Zaid, "Thermodynamically Consistent Stress Transport Model for Turbulent Two-Phase Flows," 27th Annual Meeting of the Society of Engineering Science, Santa Fe,NM,October 21-24, 1990 . G. Ahmadi and H. Ounis, "Turbulent Dispersion of Small Particles in a Uniform Mean Shear Field," 27th Annual Meeting of the Society of Engineering Science, Santa Fe,NM,October 21-24, 1990 . I. Orabi and G. Ahmadi, "Equivalence of Single-Term Wiener-Hermite and Linearization Techniques," 27th Annual Meeting of the Society of Engineering Science, Santa Fe,NM,October 21-24, 1990 . F.G. Fan and G. Ahmadi, "Dispersion of Nonspherical Particles in a Simulated Isotropic Turbulent Field," American Physical Society, Division of Fluid Dynamics 43rd Annual Meeting, Cornell University,Ithaca NY,November 18-20, 1990 . G. Ahmadi and S.J. Chowdhury, "Thermodynamically Consistent Rate-Dependent Model For Turbulence," American Physical Society, Division of Fluid Dynamics 43rd Annual Meeting, Cornell University,Ithaca NY,November 18-20, 1990 . S. Abu-Zaid and G. Ahmadi, "A Rate-Dependent Model for Dispersed Two-Phase Turbulent Flows," American Physical Society, Division of Fluid Dynamics 43rd Annual Meeting, Cornell University,Ithaca NY,November 18-20, 1990 . S. Abuzeid, A.A. Busnaina and G. Ahmadi, "Particle Deposition in a Turbulent Channel Flow," American Physical Society, Division of Fluid Dynamics 43rd Annual Meeting, Cornell University, Ithaca NY, November 18-20, 1990. H. Ounis, G. Ahmadi and J. McLaughlin, "Diffusion of Brownian Particles in Turbulent Wall Region," American Physical Society, Division of Fluid Dynamics 43rd Annual Meeting, Cornell University,Ithaca NY,November 18-20, 1990 . A. Li and G. Ahmadi, "Simulation of Turbulent Deposition Process," 8th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse NY (March 22-24, 1991). F.G. Fan and G. Ahmadi, "A Model for Predicting Particle Deposition Rate," 8th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse NY (March 22-24, 1991). W. Kvasnak, G. Ahmadi and M. Glauser, "Turbulent Flow Conditions in Smooth and Rough Channels," 8th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse NY (March 22-24, 1991). X. Zhu, A. Busnaina, G. Ahmadi and W. Eckerle, "Turbulent Flow Conditions in Internal Combustion Engine Geometry," 8th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse NY (March 22-24, 1991). H. Ounis, G. Ahmadi and J.B. McLaughlin, "Direct Simulation of Submicron Particle Motion in Turbulent Channel Flow," 8th Annual Iroquois Fluid Conference, Casowasco Conference Center,Syracuse NY (March 22-24, 1991). G. Ahmadi, "Response of Base-Isolated Structures to Random Earthquakes," (keynote presentation), 1st International Conference on Seismology and Earthquake Engineering, Tehran Iran,May 27-29, 1991 . G. Ahmadi and F.G. Fan, "Earthquake Responses of Secondary Systems in Base-Isolated Structures," 1st International Conference on Seismology and Earthquake Engineering, Tehran Iran,May 27-29, 1991 . M.N. Noori, J.J. Rencis, G. Ahmadi and G. Tsiatas, "Response Analysis of a Base-Isolated Secondary System in a Fixed-Based Building," 13th Canadian Congress of Applied Mechanics, University of Manitoba, Winnipeg, Manitoba, Canada, June 2-6, 1991. G. Ahmadi, "On Thermodynamic Approach to Turbulence Modelling," ASME Applied Mechanics and Biomechanics Summer Conference, The Ohio State University,Columbus,Ohio,June 17-19, 1991 . G. Ahmadi and S. Abu-Zaid, "Analysis of Turbulent Simple Shear Flow of Two-Phase Solid-Fluid Mixtures," The 22nd Annual Meeting of the Fine Particle Society, San Jose, CA, July 30 - August 2, 1991. A. Li and G. Ahmadi, "Turbulent Deposition of Aerosol Particles in a Narrow Channel," The 22nd Annual Meeting of the Fine Particle Society, San Jose, CA, July 30 - August 2, 1991. F.G. Fan and G. Ahmadi, "A Model for Particle Deposition in Turbulent Flows," The 22nd Annual Meeting of the Fine Particle Society, San Jose, CA, July 30 - August 2, 1991. G. Ahmadi, J.B. McLaughlin and H. Ounis, "Dispersion of Submicron Particles From Point Sources in Turbulent Channel Flows," The 22nd Annual Meeting of the Fine Particle Society, San Jose, CA, July 30 - August 2, 1991. F.G. Fan and G. Ahmadi, "Turbulent Dispersion of Elongated Particles in a Simulated Isotropic Field," The 22nd Annual Meeting of the Fine Particle Society, San Jose, CA, July 30 - August 2, 1991. G. Ahmadi, H. Ounis and J.B. McLaughlin, "Numerical Simulation of Brownian Particle Diffusion in Turbulent Channel Flow," Second US-Japan Seminar of Micromechanics of Granular Materials, Clarkson University, Potsdam, NY, August 5-9, 1991. G. Ahmadi and S. Abu-Zaid, "Overview of Thermodynamical Approach to Modeling Turbulent Flows of Two-Phase Solid-Liquid Mixtures," Proceedings of the International Conference on Multiphase Flow '91 - Tsukuba, 3, Ed. by G. Matsui, A. Serizawa and Y. Tsuji, Tsukuba, Japan (September 24-27, 1991), 165-176. G. Ahmadi and H. Ounis, "Dispersion of Finite Size Particles in a Turbulent Simple Shear Field," Proceedings of the International Conference on Multiphase Flow '91 - Tsukuba, 2, Ed. by G. Matsui, A. Serizawa and Y. Tsuji, Tsukuba, Japan (September 24-27, 1991), 59-64. G. Ahmadi, H. Ounis and J.B. McLaughlin, "Diffusion of Submicron Particles From a Point Source in a Turbulent Channel Flow," Proceedings of the International Conference on Multiphase Flow '91 - Tsukuba, 2, Ed. by G. Matsui, A. Serizawa and Y. Tsuji, Tsukuba, Japan (September 24-27, 1991), 59-64. Tsukuba,Japan (September 24-27, 1991), 53-58. G. Ahmadi and S. Abu-Zaid, "A Thermodynamically Consistent Model for Turbulent Two-Phase Flows," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . G. Ahmadi and S. Abu-Zaid, "Analysis of Rapid Shear Flows of Granular Materials by a Stress Transport Model," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . G. Ahmadi, H. Ounis, and J.B. McLaughlin "Digital Simulation of Concentration and Wall Deposition rate of Brownian Particles in a Turbulent Channel Flow," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville, FL, November 6-8, 1991. G. Lee-Glauser and G. Ahmadi, "Dynamic Response Spectra for an Aerospace Payload and Its Attachments," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . W. Kvasnak, G. Ahmadi and M. Glauser, "Turbulent Intensities and Spectral Measurements in a Channel Flow with One Rough Wall," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . G. Ahmadi and A. Li, "Dispersion and Deposition of Aerosols in Turbulent Channel Flows with Smooth and Rough Walls," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . M.N. Noori, J.J. Rencis, G. Ahmadi and G. Tsiatas, "Response Analysis of a Secondary System Isolated with a New Zealand Base-Isolation in a Fixed-Based Building," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . Y. Chen and G. Ahmadi, "Response of Secondary Systems in Base-Isolated Structures to Random Earthquakes," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . G. Ahmadi, F.G. Fan and M. Noori, "A Thermodynamically Consistent Quasi-Linear Model for Hysteretic Materials," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . G. Ahmadi and F.G. Fan, "A Model for Turbulent Deposition of Particles in a Vertical Duct," 28th Annual Technical Meeting of the Society of Engineering Science, Gainsville,FL,November 6-8, 1991 . M. Noori, J.J. Rencis, T. Horie, M. Manoney, B. Powers, G. Ghantous, G. Ahmadi, and G. Tsiatas, "Response Analysis of a Base-Isolated Secondary System in a Fixed-Based Building," Proceedings of 13rd Canadian Congress of Applied Mechanics, Winnipeg, Manitoba, Canada, June 2 - 6, 1991. M. Noori, G. Ahmadi, J.J. Rencis, J.J. and G.Ghantous, "Seismic Response of Base-Isolated Non-Structural Secondary Systems in Non-Isolated Primary Structures," The Second Pan American Congress of Applied Mechanics, Valparaiso,Chile,January 2-5, 1991 . J. Domey, D. Aidun, G. Ahmadi and T. Diebold. "Numerical Simulation of GTA Welds on Titanium Alloy With Comparison to Experimental Results," 3rd International Conference on Trends in Welding Research, Gatlinburg,TN,June 1-5, 1992 . I.I. Orabi and G. Ahmadi, "Horizontal-Vertical Response Spectra for El Centro Earthquake," Fourth Conference on Nonlinear Vibrations, Stability, and Dynamics of Structures and Mechanisms, Virginia Polytechnic Institute and State University, Blacksburg, VA, June 7-11, 1992. G. Ahmadi, "Overview of Recent Development of Mechanics of Aerosol Transport in Turbulent Flows," (keynote presentation), Proceedings of the International Conference on Engineering Application of Mechanics, Vol. 3, Sharif University of Technology, Tehran, Iran, Ed. by M.S. Sadeghipour, M. Bahadori and A. Meghdari) (June 9-12, 1992), 408-418. G. Ahmadi, "Overview of Thermodynamical Modeling of Turbulent Flows of Multiphase Mixtures," Proceedings of the International Conference on Engineering Application of Mechanics, Vol. 3, Sharif University of Technology, Tehran, Iran, Ed. by M.S. Sadeghipour, M. Bahadori and A. Meghdari (June 9-12, 1992), 386-399. G. Ahmadi and Y. Chen, "Base-Isolated Structures Under Wind Excitation," Proceedings of the International Conference on Engineering Application of Mechanics, Vol. 2, Sharif University of Technology, Tehran, Iran, Ed. by a Meghdari and E. Esmailzadeh (June 9-12, 1992), 264-273. G. Lee-Glauser and G. Ahmadi, "Vibration of Payload Subsystem During Space Shuttle Lift-Off," Proceedings of the International Conference on Engineering Application of Mechanics, Vol. 2, Sharif University of Technology, Tehran, Iran, Ed. by A. Meghdari and E. Esmailzadeh (June 9-12, 1992), 214-223. A. Li and G. Ahmadi, "Charge Particle Deposition in a Turbulent Channel Flow," 23nd Annual Meeting of the Fine Particle Society, Las Vegas,Nevada,July 13-17, 1992 . A. Li, G. Ahmadi, R.G. Bayer and M.A. Gaynes, "Aerosol Particle Dispersion and Deposition in a Turbulent Duct Flow with Obstructions," The 23nd Annual Meeting of the Fine Particle Society, Las Vegas,Nevada,July 13-17, 1992 . G. Ahmadi and S. Abu-Zaid, "A Thermodynamically Consistent Stress Transport Model for Rapid Granular Flows," The 23nd Annual Meeting of the Fine Particle Society, Las Vegas, Nevada, July 13-17, 1992. W. Kvasnak,, G. Ahmadi, R.G. Bayer and M.A. Gaynes, "Experimental Study of Dust Particle Deposition Rate," The 23nd Annual Meeting of the Fine Particle Society, Las Vegas,Nevada,July 13-17, 1992 . G. Ahmadi, H. Ounis and J.B. McLaughlin, "Direct Simulation of Deposition of Submicron Particles in Turbulent Channel Flows," The 23nd Annual Meeting of the Fine Particle Society, Las Vegas, Nevada, July 13-17, 1992. G. Ahmadi and F.G. Fan, "On the Sublayer Model for Turbulent Deposition of Aerosol Particles," The 23nd Annual Meeting of the Fine Particle Society, Las Vegas,Nevada,July 13-17, 1992 . G. Ahmadi, "Submicron Aerosols Transport in Turbulent Duct Flows," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla,CA,September 14-16, 1992 . G. Ahmadi and G. Lee-Glauser, "Payload Protection During Shuttle Lift-Off," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla,CA,September 14-16, 1992 . G. Ahmadi, J. Ellison and C. Grodsinsky, "Passive and Active Vibration Control Mechanisms in a Microgravity Environment," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla,CA,September 14-16, 1992 . G. Ahmadi, W. Kvasnak, M.A. Gaynes and R.G. Bayer, "Experimental Dust Deposition Rate in a Turbulent Channel," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla, CA, September 14-16, 1992. G. Ahmadi, A. Li, M.A. Gaynes and R.G. Bayer, "Dispersion and Deposition of Particles in Turbulent Channel Flows with Various Shape Blocks," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla, CA, September 14-16, 1992. G. Ahmadi and F.G. Fan, "A Model for Deposition of Fibers From Turbulent Streams," 29th Annual Technical Meeting of the Society of Engineering Science, La Jolla,CA,September 14-16, 1992 . G. Ahmadi, H. Ounis, and J.B. McLaughlin "Deposition of Submicron Particles in Turbulent Channel Flows," Eleventh Annual Meeting of the American Association for Aerosol Research, San Francisco,CA,October 12-16, 1992 . G. Ahmadi and A. Li, "Electrostatic Effect on Charged Aerosol Particle Deposition in a Turbulent Channel Flow," Eleventh Annual Meeting of the American Association for Aerosol Research, San Francisco,CA,October 12-16, 1992 . G. Ahmadi and F.G. Fan, "A Sublayer Model for Deposition of Aerosols in Turbulent Flows," Eleventh Annual Meeting of the American Association for Aerosol Research, San Francisco,CA,October 12-16, 1992 . J. Ellison, G. Ahmadi and C. Grodsinsky, "Evaluation of Passive and Active Vibration Control Mechanisms in a Microgravity Environment," AIAA 31st Aerospace Sciences Meeting, Reno, NV January 18-22, 1993 . G. Ahmadi, "Overview of Computational Modeling of Aerosol Transport in Complex Turbulent Flows," (keynote presentation), Proceedings of the International Congress on Computational Methods in Engineering, Vol. 2, Shiraz University, Shiraz, Iran, Ed. by M.A. Yaghoubi, May 2-6, 1993, pp. xxxix-l. G. Ahmadi, "Overview of Computational Modeling of Turbulent Flows," Proceedings of the International Congress on Computational Methods in Engineering, Vol. 2, Shiraz University, Shiraz, Iran, Ed. by M.A. Yaghoubi, May 2-6, 1993, pp. 35-42. S.J. Chowdhury and G. Ahmadi, "Simulation of Complex Turbulent Flows by an Anisotropic Two-Equation Model," Proceedings of the International Congress on Computational Methods in Engineering, Vol. 2, Shiraz University, Shiraz, Iran, Ed. by M.A. Yaghoubi, May 2-6, 1993, pp. 83-90. G. Ahmadi, "Equipment Response Spectra for Base-Isolated Structures," Proceedings of the International Congress on Computational Methods in Engineering, Vol. 3, Shiraz University, Shiraz, Iran, Ed. by M.A. Yaghoubi, May 2-6, 1993, pp. 259-266. G. Ahmadi and S. Abu-Zaid, "A Model for Turbulent Two-Phase Flows," MEET'N'93, ASME/ASCE/SES Joint Meeting, University of Virginia,Charlottsville,VA,June 6-9, 1993 . G. Ahmadi, "Probabilistic Responses of Base-Isolated Structures," MEET'N'93, ASME/ASCE/SES Joint Meeting, University of Virginia,Charlottsville,VA,June 6-9, 1993 . G. Ahmadi and G. Lee-Glauser, "Synthetic Shuttle Lift-Off Excitation: A Stochastic Model," MEET'N'93, ASME/ASCE/SES Joint Meeting, University of Virginia,Charlottsville,VA,June 6-9, 1993 . G. Ahmadi, J. Ellison and C. Grodsinsky, "Passive and Active Vibration Control of Equipment Aboard Spacecraft: A Sensitivity Analysis," MEET'N'93, ASME/ASCE/SES Joint Meeting, University of Virginia,Charlottsville,VA,June 6-9, 1993 . G. Ahmadi, D. Ma, and A. Eraslan "Rapid Granular Flow in Complex Geometry Regions," MEET'N'93, ASME/ASCE/SES Joint Meeting, University of Virginia,Charlottsville,VA,June 6-9, 1993 . G. Ahmadi, "A Computational Model for Coal Transport and Combustion," University Coal Research Contractors" Review Conference, Pittsburgh,PA,June 23-25, 1993 . G. Ahmadi and S. Abu-Zaid, "Turbulent Two-Phase Flow of Dense Mixtures-A Thermodynamically Consistent Model," The 24th Annual Meeting of the Fine Particle Society and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . J. Cao, and G. Ahmadi, "Numerical Simulation of Granular Couette Flows Between Two Rough Parallel Plates," The 24th Annual Meeting of the Fine Particle Society and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . G. Ahmadi, D. Ma, and A. Eraslan "Analysis of Transient Rapid Granular Flows in a Channel with an Obstruction," The 24th Annual Meeting of the Fine Particle Society and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . M. Massoudi and G. Ahmadi, "Rapid Flows of Granular Materials With Density Gradient," The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . G. Ahmadi, W. Kvasnak, M.A. Gaynes and R.G. Bayer, "An Experimental Study of Dust Particle Deposition Rate in a Horizontal Turbulent Duct Flow," The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago, Illinois, August 23-28, 1993. G. Ahmadi, A. Li, M.A. Gaynes and R.G. Bayer, "Particle Transport and Deposition in Complex Turbulent Flows Regions," The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago, Illinois, August 23-28, 1993. M. Soltani and G. Ahmadi, "A Model for Turbulent Resuspension," The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . G. Ahmadi, "Aerosol Transport and Deposition Turbulent Flows-A Review," The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago,Illinois,August 23-28, 1993 . A. Li, G. Ahmadi, R.G. Bayer and M.A. Gaynes, "A Digital Method for Estimating Dust Deposition in a Complex Geometry Passage," ASME International Electronics Packaging Conference, Binghamton,NY, September 29 - October 2, 1993 . W. Kvasnak and G. Ahmadi, "Experimental Investigation of Fibrous Particle Deposition in a Turbulent Channel Flow," Twelfth Annual Meeting of the American Association for Aerosol Research, Oak Brook,Illinois,October 11-15, 1993 . M. Soltani and G. Ahmadi, "A Model for Resuspension in Turbulent Flows," Twelfth Annual Meeting of the American Association for Aerosol Research, Oak Brook,Illinois,October 11-15, 1993 . A. Li, G. Ahmadi, R.G. Bayer and M.A. Gaynes, "Computer Simulation of Aerosol Particle Deposition in an Obstructed Turbulent Duct Flow," Twelfth Annual Meeting of the American Association for Aerosol Research, Oak Brook,Illinois,October 11-15, 1993 . F.G. Fan and G. Ahmadi, "Analysis of Deposition Charged and Neutral Particles from Turbulent Streams," Twelfth Annual Meeting of the American Association for Aerosol Research, Oak Brook,Illinois,October 11-15, 1993 . H. Ounis, G. Ahmadi and J.B. McLaughlin "Electrostatic Charge Effects on Brownian Particle Motion in a in Turbulent Channel Flow," Twelfth Annual Meeting of the American Association for Aerosol Research, Oak Brook, Illinois, October 11-15, 1993. G. Lee-Glauser and G. Ahmadi, "Simulated Orbiter Lift-Off Acceleration: A Stochastic Model," 44th Congress of the International Astronautical Federation, Graz,Austria,October 16-22, 1993 . F.G. Fan and G. Ahmadi, "Analyzing Wall Deposition of Aerosol Particles in Turbulent Flows - An Overview of the Deposition Models Based on Shear Layer Vortices," The 1993 International Conference on Aerosol Science and Technology, Tauchung,Taiwan,October 28-30, 1993 . F.G. Fan and G. Ahmadi, "Simulating the Motions of Ellipsoidal Particles in Laminar and Turbulent Flow Fields," The 1993 International Conference on Aerosol Science and Technology, Tauchung,Taiwan,October 28-30, 1993 . J. Ellison, G. Ahmadi and C. Grodsinsky, "Stochastic Response Analysis of Passive Vibration Control Mechanisms Using Microgravity Excitation," AIAA 32nd Aerospace Sciences Meeting, Reno, NV January, 1994. G. Ahmadi, "Overview of Particle Transport and Deposition in Turbulent Flows," 17th Annual Meeting of the Adhesion Society, Orlando, FL February 21-23, 1994 . M. Soltani and G. Ahmadi, "Particle Resuspension From Rough Surfaces in Turbulent Streams," 17th Annual Meeting of the Adhesion Society, Orlando, FL February 21-23, 1994 . G. Lee-Glauser and G. Ahmadi, "Passive Vibration Control for Spacecraft: A Stochastic Model," 35th Congress of SDM Hiltonhead, April 18-22, 1994 . J. Ellison, G. Ahmadi and C. Grodsinsky, "Passive and Active Vibration Control in a Microgravity Environment: A Sensitivity Analysis," 35th Congress of SDM Hiltonhead, April 18-22, 1994 . W. Kvasnak and G. Ahmadi, "An Experimental Study of Dust Deposition Rate in a Duct Flow," The 1994 American Filtration Society Annual Meeting, Chicago,Illinois,May 9-13, 1994 . Also Advances in Filtration and Separation Technology, Volume 8, 1994, pp. 149-152. G. Ahmadi, "Particle Transport, Deposition and Resuspension," The 1994 Annual Meeting of the Center for Advanced Material Processing (CAMP), Alexandrai Bay, NY, May 10-11, 1994. W. Kvasnak and G. Ahmadi, "Glass and Paper Fiber Deposition in a Horizontal Turbulent Duct Flow - An Experimental Study," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . J. Cao and G. Ahmadi, "Two-phase Gas-Particle Turbulent Flow in a Vertical Channel," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . F.G. Fan and Ahmadi, "Ellipsoidal Particles Deposition in Turbulent Air Streams," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . A. Li and G. Ahmadi, "Particle Transport and Deposition in Complex Passages," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . H. Ounis, G. Ahmadi, and J.B. McLaughlin, "Deposition of Charged Particles in Turbulent Flows - A Direct Simulation Approach," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay, NY, May 9-11, 1994. M. Soltani and G. Ahmadi, "Particle Resuspension from Rough Surfaces," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . K. Elliott and G. Ahmadi, "An Experimental Study of Rapid Granular Flows," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay,NY,May 9-11, 1994 . Q. Chen and G. Ahmadi, "Particle Deposition Rate in Turbulent Pipe Flows," Center for Advanced Material Processing (CAMP) Technical Meeting, Alexandria Bay, NY, May 9-11, 1994. A. Li and G. Ahmadi, "Computer Simulation of Particle Deposition in the Upper Tracheobronchial Tree," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. W. Kvasnak and G. Ahmadi, "Experimental Study of Glass and Paper Fiber Deposition in a Horizontal Turbulent Duct Flow," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. J. Cao and G. Ahmadi, "Analysis of Gas-Particle Turbulent Flow in a Vertical Duct," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. J. Cao, G. Ahmadi and M. Massoudi, "Analysis of Gravity Granular Flows Down an Inclined Bumpy Chute with Friction," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. F.G. Fan and Ahmadi, "Deposition of Ellipsoidal Particles from Turbulent Air Streams," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. A. Li and G. Ahmadi, "Particle Transport and Deposition in Turbulent Recirculating Regions," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. G. Ahmadi, H. Ounis, and J.B. McLaughlin, "Deposition of Charged Particles in Turbulent Flows - A Direct Simulation Approach," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. M. Soltani and G. Ahmadi, "A Model for Particle Resuspension from Rough Surfaces in Turbulent Flows," The Second International Conference on Pharmaceutical Science and Technology and The 25th Annual Meeting of the Fine Particle Society, New Brunswick, NJ, July 25-29, 1994. A. Li and G. Ahmadi, "Computational Modeling of Particle Deposition Process in Human Tracheobronchial Tree," Fourth International Aerosol Conference Los Angeles,CA, August 29- September 2, 1994 . F.G. Fan and Ahmadi, "Dynamic Simulation of Trajectories and Orientations of Ellipsoidal Particles in Turbulent Flow Fields," Fourth International Aerosol Conference Los Angeles,CA, August 29- September 2, 1994 . W. Kvasnak and G. Ahmadi, "Deposition of Ellipsoidal Particles in Turbulent Duct Flows," Fourth International Aerosol Conference Los Angeles, CA, August 29-September 2, 1994. M. Soltani and G. Ahmadi, "Particle Entrainment in a Simulated Turbulent Channel Flow," Fourth International Aerosol Conference Los Angeles, CA, August 29-September 2, 1994. J. Ellison, G. Ahmadi and C. Grodsinsky, "Vibration Control of Equipment Aboard Spacecraft," 31st Annual Technical Meeting of the Society of Engineering Science, Texas A&M University, College Station, TX, October 10-12, 1994. J. Cao, G. Ahmadi and M. Massoudi, "Rapid Granular Flows Down an Inclined Bumpy Chute," 31st Annual Technical Meeting of the Society of Engineering Science, Texas A&M University, College Station, TX, October 10-12, 1994. J. Cao and G. Ahmadi, "Turbulent Flow of Two-Phase Gas-Particle Mixture in a Vertical Duct," 31st Annual Technical Meeting of the Society of Engineering Science, Texas A&M University, College Station, TX, October 10-12, 1994. G. Ahmadi, "Stochastic Earthquakes Responses of Base-Isolated Structures," Third International Conference on Stochastic Structural Dynamics, San Juan,Puerto Rico,January 15-18, 1995 . G. Lee-Glauser and G. Ahmadi, "Stochastic Response Analysis of Payload with Linear/Nonlinear Passive Vibration Control During Lift-Off," Third International Conference on Stochastic Structural Dynamics, San Juan,Puerto Rico,January 15-18, 1995 . M. Soltani and G. Ahmadi, "Particle Removal from Smooth and Rough Surfaces under Substrate Acceleration," 18th Annual Meeting of the Adhesion Society, Hilton Head Island,SC,February 19-22, 1995 . J. Cao and G. Ahmadi, "Gas-Particle Two-Phase Turbulent Flow in a Vertical Duct," Proceedings of the Second International Conference on Multiphase Flow '95 - Kyoto, Vol 2, pp. IF3-31-38, Ed. by A. Serizawa, T. Fukano and J. Bataille, Kyoto, Japan, April 3-7, 1995. J. Cao, G. Ahmadi and M. Massoudi, "Gravity Granular Flows Down an Inclined Bumpy Chute with Friction," Proceedings of the Second International Conference on Multiphase Flow '95 - Kyoto, Vol 4, pp. P9-1-7, Ed. by A. Serizawa, T. Fukano and J. Bataille, Kyoto, Japan, April 3-7, 1995. F.G. Fan and Ahmadi, "A Model for Turbulent Deposition of Ellipsoidal Particles," Proceedings of the Second International Conference on Multiphase Flow '95 - Kyoto, Vol 4, pp. PI-1-7, Ed. by A. Serizawa, T. Fukano and J. Bataille, Kyoto, Japan, April 3-7, 1995. G. Ahmadi and J. Cao, "Turbulent Gas-Particle Flows in a Vertical Duct," American Filtration and Separation Society, Annual Technical Conference 95, Nashville,TN,April 23-26, 1995 . G. Ahmadi and W. Kvasnak, "Fiber Deposition Rate in a Horizontal Duct Flow - An Experimental Study," American Filtration and Separation Society, Annual Technical Conference 95, Nashville,TN,April 23-26, 1995 . G. Ahmadi, "Particle Deposition in Human Lung," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 8-10, 1995. W. Kvasnak and G. Ahmadi, "Aerosol Wind Tunnel Experiments," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 8-10, 1995 . J. Cao and G. Ahmadi, "Gas-Particle Flow in a Vertical Duct," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 8-10, 1995 . F.G. Fan and Ahmadi, "Deposition of Spherical and Elongated Particles on Surfaces," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 8-10, 1995. C. He and G. Ahmadi, "Particle Deposition in a Duct with Thermophoresis," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 8-10, 1995. M. Soltani and G. Ahmadi, "Particle Removal Mechanisms," The 1995 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 8-10, 1995 . G. Ahmadi, "Overview of Base Isolation, Passive and Active Vibration Control Strategies for Aseismic Design of Structures," 2nd International Conference on Seismology and Earthquake Engineering, Tehran Iran,May 15-17, 1995 . G. Ahmadi, "Particle Transport, Deposition and Resuspension: Industrial and Biomedical Applications," Third National Annual Conference of the Society of Mechanical Engineers of Iran, Amir Kabir University, Tehran, Iran, May 25-27, 1995. F.G. Fan and Ahmadi, "Overview of Turbulent Deposition Process - Models Based on Near-Wall Coherent Vortices," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. W. Kvasnak, G. Ahmadi and K. Elliott "Experimental Study of Granular Flow in a Couette Flow Device," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. Q. Chen and G. Ahmadi, "Particle Transport and Deposition in Turbulent Pipe Flows," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. J. Cao and G. Ahmadi, "Computational Modeling of Gas-Particle Flows in Ducts at Various Angle of Inclinations," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. G. Ahmadi, "Computer Simulation of Particle Deposition in Human Lung," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. M. Soltani and G. Ahmadi, "A Aerosol Particle Resuspension in a Simulated Turbulent Channel Flow," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. W. Kvasnak and G. Ahmadi, "Elongated Particle Dispersion in Homogeneous Turbulent Shear Flows," The 26th Annual Meeting of the Fine Particle Society, and the 1995 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 22-25, 1995. G. Ahmadi and A. Li, "Computational Simulation of Particle Deposition in the First Lung Bifurcation," Fourteenth Annual Meeting of the American Association for Aerosol Research, AAAR '95, Pittsburgh PA,October 9-13, 1995 . W. Kvasnak, G. Ahmadi and R.B. Suhoke, "Aerosol Particle Concentration Measurements in the Near Wall Region of a Turbulent Channel Flow," Fourteenth Annual Meeting of the American Association for Aerosol Research, AAAR '95, Pittsburgh PA,October 9-13, 1995 . G. Ahmadi and A. Li, "Atmospheric Particle Transport and Deposition Near a Building - A Computer Simulation Study," Fourteenth Annual Meeting of the American Association for Aerosol Research, AAAR '95, Pittsburgh PA,October 9-13, 1995 . F.G. Fan and Ahmadi, "Deposition of Ellipsoidal Particles in the Turbulent Near Wall Vortices," Fourteenth Annual Meeting of the American Association for Aerosol Research, AAAR '95, Pittsburgh PA,October 9-13, 1995 . G. Ahmadi, M. Soltani, J.B. McLaughlin and H. Ounis, "Charge Particle Deposition in a Directly Simulated Turbulent Channel Flow," Fourteenth Annual Meeting of the American Association for Aerosol Research, AAAR '95, Pittsburgh PA,October 9-13, 1995 . F.G. Fan, M. Soltani, G. Ahmadi, and S. Hart, "Removal of Rigid-Link Fibers by Fluid Flow," IS&T's Eleventh International Congress on Advances in Non-Impact Printing Technologies, Hilton Head, SC, October 29 - November 3, 1995. V. Powell, J. Rockey, G. Haddad. J. Mercer, G. Ahmadi and D.H. Smith, "Analysis of DP for Gasification (MGCR) and Combustion (TIDD) Filter Vessel," Filter Engineering Workshop, Morgantown Energy Technology Center,Morgantown,WV,December 5, 1995 . G. Ahmadi, "Fundamentals of Particle Transport and Deposition in Laminar and Turbulent Flows," Filter Engineering Workshop, Morgantown Energy Technology Center, Morgantown, WV, December 5, 1995. G. Ahmadi, D. Mei, J. Vanosdol, and D.H. Smith, "Modeling of Dust Deposition in a Filter Vessel with Well-Defined Boundary Conditions," Filter Engineering Workshop, Morgantown Energy Technology Center,Morgantown,WV,December 5, 1995 . G. Ahmadi, "Transport and Deposition of Particles in Turbulent Flows," 19th Annual Meeting of the Adhesion Society, Myrtle Beach,SC,February 18-21, 1996 . G. Ahmadi, "Particle Resuspension Patterns in Turbulent Flows," 19th Annual Meeting of the Adhesion Society, Myrtle Beach,SC,February 18-21, 1996 . G. Ahmadi, M. Soltani, F.G. Fan, and S.C. Hart, "On Mechanisms of Fiber Removal From Flat Surfaces," 19th Annual Meeting of the Adhesion Society, Myrtle Beach,SC,February 18-21, 1996 . S.C. Hart and G. Ahmadi, "Fiber Modeling and Removal," The 1996 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 14-16, 1996. G. Ahmadi and T. Chen, "Simulation of Air Flow Around Buildings," The 1996 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 14-16, 1996. G. Ahmadi and C. He, "Particle Deposition with Thermophoresis in a Laminar Duct Flow and in a Turbulent Pipe Flow with a Sudden Expansion," The 1996 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 14-16, 1996. G. Ahmadi and M. Soltani, "Charged Particle Trajectory Statistics with Electrostatic Attraction in Numerically Simulated Turbulent Channel Flow," The 1996 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 14-16, 1996 . G. Ahmadi and Zhong Wu, "Numerical Simulation of Curly Fiber Transport in Turbulent Flow," The 1996 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 14-16, 1996. G. Ahmadi, "Computational Modeling of Particle Deposition in Turbulent Flows - An Overview," (keynote presentation), Fourth Annual Mechanical Conference of ISME and Second International Mechanical Engineering Conference, Shiraz University, Shiraz Iran, May 14-16, 1996. G. Ahmadi, "An Overview of Theoretical and Computational Modeling of Turbulent Flows," (keynote presentation), Fourth Annual Mechanical Conference of ISME and Second International Mechanical Engineering Conference, Shiraz University, Shiraz Iran, May 14-16, 1996. G. Ahmadi, and M. Soltani "On Particle Resuspension from Rough Surfaces in Turbulent Flows," Fourth Annual Mechanical Conference of ISME and Second International Mechanical Engineering Conference, Shiraz University, Shiraz Iran, May 14-16, 1996. M. Shams, G. Ahmadi and R. Ebrahimi, "Aerosol Particle Deposition in a Sinusoidal Channel Flow in the Presence of Brownian Force and Electrical Fields," Fourth Annual Mechanical Conference of ISME and Second International Mechanical Engineering Conference, Shiraz University, Shiraz Iran, May 14-16, 1996. M. Soltani, G. Ahmadi and J.B. McLaughlin, "Dispersion and Deposition of Charged Particles in a Directly Simulated Turbulent Channel Flow," 70 th colloidal and Surface Science Symposium, American Chemical Society, Clarkson University, Potsdam, New York, June 16-19, 1996. G. Ahmadi and D.H. Smith, "Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels," 70th colloidal and Surface Science Symposium, American Chemical Society, Clarkson University, Potsdam, New York, June 16-19, 1996. F.G. Fan, M. Soltani, G. Ahmadi, and S. Hart, "Detachment of Small Curly Fibers from Surfaces by Fluid Flow," 70th colloidal and Surface Science Symposium, American Chemical Society, Clarkson University, Potsdam, New York, June 16-19, 1996. J. Cao and G. Ahmadi, "Solid-Liquid Mixtures Down Inclined Chutes," Proceeding of the 1996 ASME Fluids Engineering Division Summer Meeting, San Diego,CA,July 7-11, 1996, Vol. 1, FED- Vol. 236, pp. 105-110. F.G. Fan and G. Ahmadi, "Brownian Dynamics Simulation of the Motion of Elongated Particles in Turbulent Near-Wall Vortices," Proceeding of the 1996 ASME Fluids Engineering Division Summer Meeting, San Diego, CA, July 7-11, 1996, Vol. 1, FED- Vol. 236, pp. 299-304. J.R. Kadambi, G. Ahmadi and U.S. Rohatgi, "Erosion Processes - Introduction," Proceeding of the 1996 ASME Fluids Engineering Division Summer Meeting, San Diego,CA,July 7-11, 1996, Vol. 1, FED- Vol. 236, pp. 701. M. Soltani, F.G. Fan, G. Ahmadi, and S.C. Hart, "Detachment of Rigid-Link Fibers with Linkage Contact in Turbulent Flows," Proceeding of the 1996 ASME Fluids Engineering Division Summer Meeting, San Diego, CA, July 7-11, 1996, Vol. 1, FED- Vol. 236, pp. 735-741. J.R. Kadambi, G. Ahmadi and U.S. Rohatgi, "FED- Vol. 236, Proceeding of the 1996 ASME Fluids Engineering Division Summer Meeting, Vol. 1 - Erosion Processes," ASME, New York, 1996. D.H. Smith, M. Ferer, V. Powell, and G. Ahmadi, "Determination of Filter Cake Thickness from On-Line Flow Measurements and Gas/Particle Transport Modeling," Advance Coal-Fired Power Systems '96 review Meeting, Morgantown Energy Technology Center, Morgantown, West Virginia, July 16-18, 1996. G. Ahmadi and P. Nicoletti, "Compuational Modeling of Hot-Gas Flows in Filtration System at Tidd," 27th Annual Meeting of the Fine Particle Society, and the 1996 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 6-8, 1996. G. Ahmadi, D.H. Smith, and T.J. O'Brien, "Particle Transport and Deposition in Hot-Gas Filtration System at Tidd," 27th Annual Meeting of the Fine Particle Society, and the 1996 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 6-8, 1996. G. Ahmadi, and M. Soltani "Overview of Particle Resuspension in Turbulent Flows," 27th Annual Meeting of the Fine Particle Society, and the 1996 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 6-8, 1996. G. Ahmadi, F.G. Fan, M. Soltani, and S.C. Hart, "Fiber Removal From Flat Surfaces in Turbulent Flows," 27th Annual Meeting of the Fine Particle Society, and the 1996 Pharmaceutical Sciences and Technology Conference, Chicago, Illinois, August 6-8, 1996. G. Ahmadi, "On Particle Transport and Deposition in the Upper Tracheobronchial Tree," 27th Annual Meeting of the Fine Particle Society, and the 1996 Pharmaceutical Sciences and Technology Conference, Chicago,Illinois,August 6-8, 1996 . J. Ellison and G. Ahmadi, "Passive and Active Vibration Control of Aerospace Equipment Subjected to Random Excitations," 7th ASCE Specialty conference on Probabilistic Mechanics and Structural Reliability, Worcester Polytechnic Institute, Worcester, Massachusetts, August 7-9, 1996. G. Ahmadi and D.H. Smith, "Computational Modeling of Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels," Fifteenth Annual Meeting of the American Association for Aerosol Research, AAAR '96, Orlando,FL,October 14-18, 1996 . G. Ahmadi and Q. Chen, "Dispersion and Deposition of Particles in a Turbulent Pipe Flow with Sudden Expansion," Fifteenth Annual Meeting of the American Association for Aerosol Research, AAAR '96, Orlando,FL,October 14-18, 1996 . M. Soltani and G. Ahmadi, "Trajectory Statistics of Charged Particle Deposition in a Directly Simulated Turbulent Channel Flow," Fifteenth Annual Meeting of the American Association for Aerosol Research, AAAR '96, Orlando,FL,October 14-18, 1996 . Z. Wong and G. Ahmadi, "Numerical Simulation of Curly Fiber Transport in Turbulent Flow," Fifteenth Annual Meeting of the American Association for Aerosol Research, AAAR '96, Orlando,FL,October 14-18, 1996 . W. Kvasnak and G. Ahmadi, "Computational Modeling of Dispersion of Deforming Fuel Droplets in a Spray Injector Flow Field," The 1996 Joint Army-Navy-NASA-Air Force (JANNAF) Propulsion Meeting, JPM &JSM 96, Albuquerque, NM, December 9-13, 1996. G. Ahmadi, "Passive and Active Vibration Control Strategies for Aseismic Design - An Overview," (keynote presentation), Proceedings of the 4th International Conference on Civil Engineering, Sharif University of Technology, Tehran Iran, May 4-6, 1997, Volume I, "Structural Engineering, Earthquake Engineering," pp. 293-300. G. Ahmadi, "Overview of Stochastic Analysis of Passive Base Isolation Systems," 4th International Conference on Civil Engineering, Sharif University of Technology, Tehran Iran,May 4-6, 1997 . G. Ahmadi, "Computational Modeling of Granular Flows," (keynote presentation), Proceeding of the Fifth Annual ISME Conference, Tabriz University, Tabriz, Iran, May 4-6, 1997, Volume II, Heat Transfer, Energy Conversion and Fluid Mechanics, Ed. E. Esmaeilzadeh, E. Khoshravan and P. Alavi Tabrizi, pp. 735-750. G. Ahmadi, "Experimental Study of Granular Couette Flows," Proceedings of the Fifth Annual ISME Conference, Tabriz University, Tabriz, Iran, May 4-6, 1997, Volume II, Heat Transfer, Energy Conversion and Fluid Mechanics, Ed. E. Esmaeilzadeh, E. Khoshravan and P. Alavi Tabrizi, pp 725-734. G. Ahmadi, "Ash and Pulverized Coal Deposition in Combustors & Gasifiers," University Coal Research Contractors" Review Conference, Pittsburgh,PA,June 3-4, 1997 . G. Ahmadi, "Particle and Fiber Deposition and Removal," The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. M. Soltani and G. Ahmadi, "Deposition and Removal of Charged Bumpy Particles and Fibers,"The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. J. Gayne and G. Ahmadi, "Experimental Study of of Transport and Deposition of Particles and Fibers," The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. S. Guo and G. Ahmadi, "Particle Adhesion and Removal Including Capillary Forces, "The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. H. Zhang and G. Ahmadi, "Particle and Fiber Transport and Deposition in Turbulent Flows, "The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. C. He and G. Ahmadi, "Particle Tranpsort and Deposition in Complex Passages,"The 1997 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 21-23, 1997. G. Ahmadi, T. Chen, H. Ban and J. Stencel, "Air Flow and Particle Transport in an Electrostatic Coal/Ash Cleaning System," Proceedings of the Second International Symposium on Scale Modeling (ISSM-II), Lexington, Kentucky, June 23-27, 1997, pp. 315-325 G. Ahmadi, K. Elliott and W. Kvasnak, "Granular Flow in a Couette Flow Device - An Experimental Study," Proceedings of the Second International Symposium on Scale Modeling (ISSM-II), Lexington, Kentucky, June 23-27, 1997, pp. 327-335. G. Ahmadi and D.H. Smith, "Computational Modeling of Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels," Proceedings of the Second International Symposium on Scale Modeling (ISSM-II), Lexington,Kentucky,June 23-27, 1997, 337-350. G. Ahmadi, J. Cao and M. Massoudi, "Chute Flows of Granular Materials with Energy Dissipation, "The Joint ASME/ASCE/SES Summer Meeting, McNU '97, Northwestern University, Chicago, IL June 29 - July 2, 1997. G. Ahmadi, "Overview of Lagrangian - Eulerian Particle Transport and Deposition in Turbulent Flows," The Joint ASME/ASCE/SES Summer Meeting, McNU '97, Northwestern University, Chicago,IL June 29 - July 2, 1997 . G. Ahmadi and S. Abu-Zaid, "An Anisotropic Model for Dense Two-Phase Flows, "The Joint ASME/ASCE/SES Summer Meeting, McNU '97, Northwestern University, Chicago, IL June 29 - July 2, 1997. M. Soltani and G. Ahmadi, "Transport and Deposition of Charged Particles in a Turbulent Channel Flow," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . G. Ahmadi and D.H. Smith, "Modeling of Pinon Pine Hot-Gas Filtration System, "Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . F.G. Fan and G. Ahmadi, "Brownian Dynamics of Ellipsoidal Particles in Turbulent Flows," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . G. Ahmadi, T. Chen, C. He, H. Ban and J. Stencel, "Particle Transport in a Triboelectic Coal/Ash Separator," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . W. Kvasnak and G. Ahmadi, "Dispersion of Deforming Fuel Droplets in a Spray - A Computational Modeling Approach," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . D.H. Smith, V. Powell and G. Ahmadi, "Behavior of the Filtration System in an Integrated Gasification and Cleanup Facility - II: Incomplete Filter Cleaning, "Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . G. Ahmadi and D.H. Smith, "Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels: A Computational Modeling Approach," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . G. Ahmadi, M. Soltani, F.G. Fan, and S.C. Hart, "Detachment of Fibers From Flat Surfaces," Sixteenth Annual Conference of the American Association for Aerosol Research, AAAR '97, Denver,CO,October 13-17, 1997 . D.J. Schmidt, G. Ahmadi, and D.T. Valentine "Particle Transport in Two-Dimensional Bernard Convection," American Physical Society - DFD, San Francisco,CA,November 22-24, 1997 . G. Lee-Glauser and G. Ahmadi, "Stochastic Response Analysis of Payload with Linear/Nonlinear Passive Vibration Control During Lift-Off," Proceeding of the Third International Conference on Stochastic Structural Dynamics, Ed. H. Davoodi and A. Saffar, 1997, pp. 3.9-14. G. Ahmadi, S. Guo and A.A. Busnaina "Particle Adhesion and Detachment in Turbulent Flows Including Capillary Forces," 21st Annual Meeting of the Adhesion Society, Savannah,GA,February 22-25, 1998 . G. Ahmadi, "Particle, Transport and Deposition Removal," Center for Advanced Material Processing (CAMP) Symposium, Rochester,NY,April 6-7, 1998 . G. Ahmadi, "Recent Advances in Computational Modeling of Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels," Symposium on High-Temperature Particulate Cleanup for Advanced Coal-Based Power Systems, FETC-DOE/EPRI Birmingham,AL,April 20-23, 1998 . G. Ahmadi, "Turbulent Two-Phase Flows - Sample Industrial Applications, "(keynote presentation), Sixth Annual Mechanical Engineering Conference and Third International Mechanical Engineering Conference of ISME, Iran University of Science and Technology, Tehran Iran, May 18-20, 1998. G. Ahmadi, "Direct Numerical Simulation of Turbulent Flows and Charged Particle Deposition - A Review of Recent Development," Sixth Annual Mechanical Engineering Conference and Third International Mechanical Engineering Conference of ISME, Iran University of Science and Technology, Tehran Iran, May 18-20, 1998. G. Ahmadi, "Particle Transport and Filtration in Pilot Plant Hot-Gas Cleaning System," Sixth Annual Mechanical Engineering Conference and Third International Mechanical Engineering Conference of ISME, Iran University of Science and Technology, Tehran Iran, May 18-20, 1998. G. Ahmadi, "Fiber Transport and Deposition in a Turbulent Duct Flow - An Experimental Study," Sixth Annual Mechanical Engineering Conference and Third International Mechanical Engineering Conference of ISME, Iran University of Science and Technology, Tehran Iran, May 18-20, 1998. G. Ahmadi and J.C. Gayne, "Experimental Study of Particle Transport in Channel Flow," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 20-22, 1998 . G. Ahmadi, H. Zhang and F.G. Fan, "Ellipsoidal Particle Transport and Deposition in Turbulent Flows," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 20-22, 1998. G. Ahmadi and D.J. Schmidt, "Particle Transport in Two-Dimensional Bernard Convection," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 20-22, 1998. G. Ahmadi and S. Guo, "Bumpy Particle Adhesion and Removal in Turbulent Flows Including Electrostatic and Capillary Forces," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 20-22, 1998. G. Ahmadi, C. He, H. Ban and J.M. Stencel, "A Design for Electrostatic Coal/Ash Separating System," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 20-22, 1998. G. Ahmadi and X. Xia, "Numerical Simulation of Helical Particle Transport in Turbulent Flows," The 1998 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 20-22, 1998. G. Ahmadi, M. Soltani and J.B. McLaughlin, "Effect of Near Wall Flow Structures on Deposition of Charged Particles in Turbulent Channel Flows," Third International Conference on Multiphase Flows, ICMF' 98, Lyon,France,June 8-12, 1998 . G. Ahmadi, H. Zhang and F.G. Fan, "Ellipsoidal Particle Transport and Deposition in Turbulent Channel Flows," Third International Conference on Multiphase Flows, ICMF' 98, Lyon,France,June 8-12, 1998 . G. Ahmadi and D.H. Smith, "Particle Transport and Deposition in the IGCF Hot-Gas Cleanup Filter Vessel," Third International Conference on Multiphase Flows, ICMF' 98, Lyon,France,June 8-12, 1998 . G. Ahmadi, "Ash and Pulverized Coal Deposition in Combustors & Gasifiers," University Coal Research Contractors" Review Conference, Pittsburgh,PA,June 9-11, 1998 . J.C. Gayne and G. Ahmadi, "Experimental Study of Deposition and Transport of Glass Particles and Fibers," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati,OH,June 22-26, 1998 . C. He and G. Ahmadi, "Particle Deposition with Electrical and Magnetic Effects in a Nearly Developed Turbulent Duct Flow," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati, OH, June 22-26, 1998. S. Guo and G. Ahmadi, "Effects of Electrostatic and Capillary Forces on Bumpy Particle Adhesion and Removal," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati,OH,June 22-26, 1998 . H. Zhang and G. Ahmadi, "Particle Deposition in Turbulent Duct Flows in the Presence of Gravity," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati,OH,June 22-26, 1998 . B. Asgharian and G. Ahmadi, "The effect of Fiber Geometry on Fiber Deposition in Small Airways of the Lung," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati, OH, June 22-26, 1998. G. Ahmadi, H. Zhang, F.G. Fan and J.B. McLaughlin "Fiber Transport and Deposition in Turbulent Flows," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati,OH,June 22-26, 1998 . D.J. Schmidt and G. Ahmadi, "Particle Transport in Two-Dimensional Bernard Convection," 17th Annual Conference of the American Association for Aerosol Research, AAAR '98, Cincinnati,OH,June 22-26, 1998 . F.G. Fan and G. Ahmadi, "Brownian Dynamics Simulation of Spherical and Elongated Particles in a Near-Wall Vortical Flow - Turbulent Deposition Process," 1998 ASME Fluid engineeting Division Summer Meeting, Washington,DC,June 21-25, 1998, FEDSM-5026. C. He and G. Ahmadi, "Charged Particle Deposition in a Short Vertical Duct, "1998 ASME Fluid Engineering Division Summer Meeting, Washington, DC, June 21-25, 1998, FEDSM-5025. G. Ahmadi, "Application of Friction to Vibration Control of Civil and Aerospace Structures," International Symposium on Impact and Friction of Solids, Structures and Intelligent Machines: Theory and Applications in Engineering and Science (ISIFSM98), Ottawa,Canada,June 27-30, 1998 . G. Ahmadi, "On Modeling Rapid Granular Flows," International Symposium on Impact and Friction of Solids, Structures and Intelligent Machines: Theory and Applications in Engineering and Science (ISIFSM98), Ottawa,Canada,June 27-30, 1998 . J. Ellison, G. Ahmadi and M.W. Kehoe, "Vibration Control of Airborne Equipment Using a Circular Ring," Fourth International Conference on Stochastic Structural Dynamics, University of Notre Dame, Notre Dame, IN, August 6-8, 1998. D.J. Schmidt and G. Ahmadi, "The Motion of Spherical Particles in Two-Dimensional Bernard Convection," 51st Annual Meeting of American Physical Society, Division of Fluid Dynamics, Philadelphia,PA,November 22-24, 1998 . H. Zhang and G. Ahmadi, "On Aerosol Particle Removal, Resuspension and Re-entrainment in Turbulent Channel Flows," 51st Annual Meeting of American Physical Society, Division of Fluid Dynamics, Philadelphia,PA,November 22-24, 1998 . C. He and G. Ahmadi, "Simulation of Particle Dispersion and Deposition with Thermophoresis in Duct Flows and in a Combustor," 51st Annual Meeting of American Physical Society, Division of Fluid Dynamics, Philadelphia,PA,November 22-24, 1998 . T. K. White and G. Ahmadi, "Particle Transport and Deposition in Hot-Gas Cleanup Filter Vessels," The First Annual Symposium on Undergraduate Research Experiences (SURE) at Clarkson University,April 17, 1999 . G. Ahmadi, "Computational Modeling of Spray," (keynote presentation), Seventh Annual Mechanical Engineering Conference, Balochestan University,Zahedan,Iran,April 14-16, 1999 . G. Ahmadi, "Particle Transport, Deposition, and Removal - Industrial Applications," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. G. Ahmadi, Ferer, M. and Smith, D.H., "Problem and Progress in Hot-Gas Filtration for Pressurized Fluidized Bed Combustor (PFBC) and Integrated Gasification Combined Cycle (IGCC)," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. H. Zhang and G. Ahmadi, "Particle Transport, Deposition in the Hot Gas Filter Vessel at Wilsonville," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. C. He and G. Ahmadi, "Particle Transport and Deposition with Thermophoresis in a Reactor," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. X. Xia and G. Ahmadi, "A Model for Mechanics of Polishing in Chemical-Mechanical-Planarization," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. G. Ahmadi, M. Whorton and J.T. Shimmel, "Microgravity Equipment Vibrations - A sensitivity and Control Study," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. D.J. Schmidt and G. Ahmadi, "Particle Transport in Spray," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. C. Ji, G. Ahmadi and D.H. Smith, "A Simple Model for Natural Gas Production from Hydrate Decomposition," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. M. Shams and G. Ahmadi, "Flexible Fibrous Particles Transport and Deposition in Turbulent Flows," The 1999 Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 19-21, 1999. G. Ahmadi, "Using Fluent in Particle Transport and Deposition Research," 1999 Fluent Users' Group Meeting, Danvers,MA,May 25-27, 1999 . G. Ahmadi, C. Ji and D.H. Smith, "Computer Simulation of Gas Production from Natural Gas Hydrate," International Conference on Gas Hydrates, Salt Lake City,Utah, July 18-11, 1999. G. Ahmadi and J. Cao, "Anisotropic Model for Granular and Dense two-Phase Flows," 1999 ASME Mechanics and Materials Conference, Blacksburg, VA, June 27-30, 1999. G. Ahmadi, K. Elliott and W. Kvasnak, "An Experimental Study of Granular Flow in a Couette Flow Device," 1999 ASME Mechanics and Materials Conference, Blacksburg,VA,June 27-30, 1999 . X. Xia, G. Ahmadi and C. He, "On Mechanics of Chemical-Mechanical-Polishing Process," Forth International Symposium on Chemical-Mechanical Polishing, (CAMP), Lake Placid,NY,August 8-11, 1999 . X. Xia, G. Ahmadi and C. He, "On Mechanics of Chemical-Mechanical-Polishing Process," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . M. Shams and G. Ahmadi, "Transport and Deposition of Flexible Fibers in Turbulent Sublayer," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . M. Soltani and G. Ahmadi, "Transport and Deposition of Curly Fibers in Turbulent Flow," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . C. He and G. Ahmadi, "Modeling of Particle Dispersion and Deposition with Thermophoresis in a Controlled Profile Combustor," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . D. J. Schmidt and G. Ahmadi, "Dispersion of Particle in a Spray Chamber," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . H. Zhang and G. Ahmadi, "Aerosol Particle Removal and Re-entrainment in Turbulent Channel Flows," 18th Annual Conference of the American Association for Aerosol Research, AAAR '99, Tacoma,WA,October 11-15, 1999 . D. Cole, G. Ahmadi, M. Glauser and W. Kvasnak, "An Experimental and Numerical Study of Turbulent Flow in an Axisymmetric Sudden Expansion" 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999. R. Schmidt, M. Glauser and G. Ahmadi, "Turbulent Wake Profiles of an Aeroelastic Wind Energy Converter" 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999. D.J. Schmidt and G. Ahmadi, "Droplet Dispersion in a Spray Chamber," 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999. H. Zhang and G. Ahmadi, F. Fan and J.B. McLaughlin, "Analysis of the Motion of Ellipsoidal Particle in Turbulent Channel Flows," 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999. M. Shams, G. Ahmadi and H. Rahimzadeh, "Transport and Deposition of Flexible Fibers in Turbulent Flows," 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999. G. Ahmadi and H. Zhang, "Gas Flow and Particle Transport and Deposition in the Hot Gas Filter Vessel at Wilsonville," 52nd Annual Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, LA, November 21-23, 1999 G. Ahmadi, "Overview of Lagrangian Particle Trajectory Analysis in Turbulent Flows," (keynote presentation), 5th National Iranian and 4th International Chemical Engineering Congress, Shiraz University, Shiraz, Iran, April 24-27, 2000. G. Ahmadi, "Modeling of Natural Gas Production From Hydrate," 5th National Iranian and 4th International Chemical Engineering Congress, Shiraz University,Shiraz,Iran,April 24-27, 2000 . G. Ahmadi, "Recent Advances in Passive and Active Vibration Control of Civil and Aerospace Structures," (keynote presentation), 5th International Civil Engineering Conference, Ferdousi University,Mashad,Iran,May 8-10, 2000 . G. Ahmadi, "Numerical Simulation of Turbulent Flows and Particle Transport and Deposition - A Review of Recent Development," (keynote presentation), 4th Interational and 8th Annual Conference of Iranian Society of Mechanical Engineers, Sharif University of Technology, Tehran, Iran, May 16-19, 2000. G. Ahmadi, "Industrial Application of Particle Transport, Deposition, and Removal," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. H. Zhang, G. Ahmadi, R. Han and B. Greenspan, "Computational Modeling of Particle Pairs Resuspension in Laminar and Turbulent Flows," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. D.J. Schmidt, G. Ahmadi and G. Schmidt, "Computational Modeling of Spray Formation in Rocket Engines," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. M. Shams and G. Ahmadi, "Experimental and Mathematical Modeling of Aerosol Deposition in Turbulent Duct Flows," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 23-25, 2000 . M. Zhuang, G. Ahmadi, and C. Cetinkaya, "Modeling of a Bearing for Exo-Skeletal Engine Concept," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. A.L. Mazaheri, G. Ahmadi and X. Xia, "On Mechanics of Chemical-Mechanical-Polishing Process," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. C. Liu and G. Ahmadi, "Atmospheric Particle Transport and Deposition Near a Building Model," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. J. Shimmel, G. Ahmadi, and M. Whorton, "Passive Vibration Control of Space Structures for Space Shuttle Lift-off, Descent, and Microgravity Environment," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. C. Ji, G. Ahmadi and D.H. Smith, "Computational Simulation for Natural Gas Production from Hydrate Decomposition," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid, NY, May 23-25, 2000. G. Ahmadi and C. Toscano, "Cryogenic Surface Cleaning," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Lake Placid,NY,May 23-25, 2000 . P.V. Skudarnov, L.L. Regel, W. R. Wilcox and G. Ahmadi, "Numerical Modeling and Flow Visualization in the Gradient Freeze Configuration During Centrifugation," Fourth International Workshop on Materials Processing at High Gravity, Clarkson University, Potsdam, NY, May 29-June 2, 2000. A.R. Mazaheri, H. Zhang and G. Ahmadi, "A Centrifugal Filtration Concept for Hot-Gas Cleaning," Fourth International Workshop on Materials Processing at High Gravity, Clarkson University, Potsdam, NY, May 29-June 2, 2000. G. Ahmadi, "Advanced Computational Model for Three-Phase Slurry Reactors," Abstract and Research Accomplishments of University Coal Research Projects, pp. 91-91, University Coal Research Contractors Review Conference, NETL, Pittsburgh, PA, June 6-7, 2000. G. Ahmadi and H. Zhang, "Resuspension of Particles in Turbulent Flows," Seventh International Symposium on Particles on Surfaces: Detection, Adhesion and Removal, Newark,NJ,June 19-21, 2000 . G. Ahmadi, A.R. Mazaheri and X. Xia, "Modeling the Effect of Abrasive Particles in Chemical-Mechanical Polishing," 5th International Symposium on Chemical-Mechanical Polishing, Lake Placid,NY,August 13-16, 2000 . G. Ahmadi and D.H. Smith, "Analysis of Backpulse Process for a Hot-Gas Filter Vessel," Seventeenth Annual International Pittsburgh Coal Conference, Pittsburgh,PA,September 11-14, 2000 . G. Ahmadi and D.H. Smith, "Particle Deposition in the Pinon Pine Filter Vessel," Seventeenth Annual International Pittsburgh Coal Conference, Pittsburgh,PA,September 11-14, 2000 . G. Ahmadi, C. He, D.H. Smith, and E.R. Ramer, "Computer Simulation of Gas Flow Particle Deposition Based on Consol Pilot-Scale Furnace," Seventeenth Annual International Pittsburgh Coal Conference, Pittsburgh,PA,September 11-14, 2000 . G. Ahmadi and H. Zhang, "Hot-Gas Flow and Particle Transport and Deposition in the Filter Vessel at Wilsonville," Seventeenth Annual International Pittsburgh Coal Conference, Pittsburgh,PA,September 11-14, 2000 . G. Ahmadi, M. Shams, and D.H. Smith, "Flow and Sediment Deposition in Meandering Rivers," Appalachian Rivers III Conference, National Energy Technology Laboratory, Morgantown,WV,October 4-5, 2000 . A.R. Mazaheri, G. Ahmadi, and D.H. Smith, "Modeling CO2 Sequestration in Underground Reservoir," 3rd Annual Meeting of University/NETL Student Partnership Program, Pittsburgh,PA,November 2, 2000 . C. Ji, G. Ahmadi, D.H. Smith, and E. Ramer, "Experimental Study of Immiscible Two-Phase Flows in Two-Dimensional Microcell," 3rd Annual Meeting of University/NETL Student Partnership Program, Pittsburgh,PA,November 2, 2000 . T. White, G. Ahmadi, and D.H. Smith, "Experimental Study of Hydrate Formation and Dissociation in a Porous Media," 3rd Annual Meeting of University/NETL Student Partnership Program, Pittsburgh,PA,November 2, 2000 . A.R. Mazaheri and G. Ahmadi, "Computational Modeling of a Centrifugal Filtration System," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. D.J. Schmidt, G. Ahmadi, and G. Schmidt, "Dispersion of Droplets in a Turbulent Spray," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. C. Liu and G. Ahmadi, "Atmospheric Particle Transport and Deposition Near a Building Model," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. H. Zhang and G. Ahmadi, "Analysis of Particle Transport and Deposition in the Hot-Gas Filter Vessel," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. M. Shams, G. Ahmadi and H. Rahimzadeh, "Transport and Deposition of Flexible Fibers in Turbulent Flows," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. H. Zhang, G. Ahmadi, R. Han and B.J. Greenspan, "Impact Breakup of Particle Pairs," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. H. Zhang, G. Ahmadi, R. Han and B.J. Greenspan, "Breakup of Pairs of Attached Particles in Simple Shear Flows," 19th Annual Conference of the American Association for Aerosol Research, AAAR 2000, St. Louis, MO, November 6-10, 2000. G. Ahmadi, A. Mazaheri and X. Xia, "A Mechanical Wear Model for Chemical-Mechanical Polishing Process," 2001 MRS Spring Meeting, San Francisco,CA,April 16-20, 2001 . A. Mazaheri and G. Ahmadi, "A Model for Effect of Colloidal Forces on Chemical-Mechanical Polishing," 2001 MRS Spring Meeting, San Francisco,CA,April 16-20, 2001 . C. Ji, G. Ahmadi, and D.H. Smith, "Experimental and Computational Studies of Fluid Flow Phenomena in Carbon Dioxide Sequestration in Brian and Oil Fields," First National Conference on Carbon Sequestration, DOE-NETL, Washington, DC, May 14-17, 2001. A. Mazaheri and G. Ahmadi, "A Model for Effects of Abrasive Particle Roughness and Colloidal Forces on Chemical-Mechanical Polishing," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. C. Toscano and G. Ahmadi, "Particle Removal Mechanisms in Cryogenic Surface Cleaning," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. D.J. Schmidt, G. Ahmadi and G. Schmidt, "Turbulent Liquid Fuel Spray Formation in Rocket Engines," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. M. Shams, G. Ahmadi and C. Liu, "Nano- and Micro-Particle Transport and Deposition in Turbulent Flows," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. J. Marzban, Y. Hojjat, H. Zohoor and G. Ahmadi, "Stochastic Optimal Preview Control of a Vehicle Suspension - Half Car Model," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. J. Marzban and G. Ahmadi, "Relative Velocity Analysis of Abrasive Particles at the Wafer-Pad Interface During Chemical-Mechanical Polishing," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. X. Zhang and G. Ahmadi, "Gas-Liquid-Particle three-Phase Turbulent Flow in a Bubble Column," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 14-16, 2001. J. Marzban, Y. Hojjat, H. Zohoor and G. Ahmadi, "Stochastic Optimal Preview Control of a Vehicle Suspension," 5th International Mechanical Engineering Conference, Gilan University,Rash,Iran,May 27-29, 2001 . G. Ahmadi, "Overview of Particle Transport with Application to Air Pollution and Atmospheric Dispersion," 5th International Mechanical Engineering Conference, Gilan University,Rash,Iran,May 27-29, 2001 . D.J. Schmidt, G. Ahmadi, and G. Schmidt, "Lagrangian PDF: Application to Multiphase Spray Simulation," 4th International Conference on Multiphase Flows, ICMF' 2001, New Orleans,LA, May 27- June 1, 2001 . C. Liu and G. Ahmadi, "Transport and Deposition of Atmospheric Particles Near a Building Model," 4th International Conference on Multiphase Flows, ICMF' 2001, New Orleans,LA, May 27- June 1, 2001 . M. Shams, G. Ahmadi and H. Rahimzadeh, "Flexible Fiber Motion in Turbulent Flows," 4th International Conference on Multiphase Flows, ICMF' 2001, New Orleans,LA, May 27- June 1, 2001 . G. Ahmadi, "Advanced Computational Model for Three-Phase Slurry Reactors," University Coal Research/HBCU Contractors Review Conference, NETL, Pittsburgh,PA,June 5-6, 2001 . G. Ahmadi and A. Mazaheri, "A Model for Effects of Course Roughness of Abrasive Particles and Colloidal Forces on Chemical-Mechanical Polishing," Sixth International Symposium on Chemical-Mechanical Polishing, Lake Placid,NY,August 12-15, 2001 . A. Sadiki and G. Ahmadi, "A Thermodynamical Formulation for Chemically Active Multiphase Flows," Trends in Numerical and Physical Modeling for Industrial Multiphase Flows, Institut d'Etudes Scientifiques de Cargese (Corse), France .September 26-28, 2001 . A.R. Mazaheri and G. Ahmadi, "Computational Modeling of Gas Flow in an Industrial Filter Vessel," 20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland,Oregon,October 15-19, 2001 . A.R. Mazaheri and G. Ahmadi, "Particle Transport, Deposition and Removal with Bounce in Turbulent Channel Flow," 20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland, Oregon, October 15-19, 2001. X. Zhang and G. Ahmadi, "Gas-Particle Two-Phase Flow in a Horizontal Channel," 20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland, Oregon, October 15-19, 2001. C. He, and G. Ahmadi, "Particle Dispersion and Deposition in a Sudden Expansion Turbulent Pipe Flow with Electrophoresis,"20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland,Oregon,October 15-19, 2001 . D.J. Schmidt, G. Ahmadi, and G. Schmidt, "Dispersion and Breakup of Deformable Droplets in a Turbulent Spray," 20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland,Oregon,October 15-19, 2001 . A. Mazaheri and G. Ahmadi, "A Model for Colloidal Force Effects on Chemical-Mechanical Polishing," 20th Annual Conference of the American Association for Aerosol Research, AAAR 2001, Portland, Oregon, October 15-19, 2001. G. Ahmadi, "Three-Phase Slurry Reactors," Center for Advanced Materials Processng (CAMP), Annual Fall Meeting, Clarkson University,Potsdam,New York,October 17-19, 2001 . G. Ahmadi, "Computational Modeling of Particle Transport and Deposition," Symposium on Indoor and Urban Environmental Systems, Syracuse University,Syracuse,New York,October 30-31, 2001 . A.R. Mazaheri, G. Ahmadi, and D.H. Smith, "Computational Modeling of Carbon Dioxide Sequestration," 4th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 1, 2001 . C. Ji, G. Ahmadi, D.H. Smith, and T.R. Mclendon, "Experimental Study of Fluid Flow Phenomena in Carbon Dioxide Sequestration in Brine and Oil Field," 4th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh, PA, November 1, 2001. T. White, G. Ahmadi, and D.H. Smith, "Hydrate Formation and Dissociation in a Porous Media- An Experimental Study," 4th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 1, 2001 . C. Liu, G. Ahmadi, and I.K.Gamwo, "Application of Computational Fluid Mechanics to Design of Industrial Filter Vessel," 4th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 1, 2001 . G. Ahmadi and H. Zhang, "Particle Entrainment in Turbulent Flows," 25th Annual Meeting of Adhesion Society and the Second Word Congress on Adhesion and Related Phenomena (WCARP-II), Orlando,FL,February 10-14, 2002 . G. Ahmadi, C. Toscano, G. Tannous and K. Makhmarah," On The Removal Mechanisms in Cryogenic Surface Cleaning," 25th Annual Meeting of Adhesion Society and the Second Word Congress on Adhesion and Related Phenomena (WCARP-II), Orlando,FL,February 10-14, 2002 . G. Ahmadi and Shiguang Guo, "Adhesion and Detachment of Bumpy Particle In Turbulent Flows - Effects of Electrostatic and Capillary Forces," 25th Annual Meeting of Adhesion Society and the Second Word Congress on Adhesion and Related Phenomena (WCARP-II), Orlando, FL, February 10-14, 2002. G. Ahmadi, "Fundamentals of Natural Gas Flow in a Hydrate Reservoir," Methane Hydrates Interagency R&D Conference, Washington,DC,March 20-22, 2002 . M. Pausley, R. Jha and G. Ahmadi, " Optimal Vibration Control of Onboard Equipment During Space Vehicle Lift-Off," AIAA 2002-1628, 43rd AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Materials Conference, Denver, CO, April 22-25, 2002 . G. Ahmadi, "Nano and Micro-Particle and Bubble Transport in Fluid Media," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. C. Liu and G. Ahmadi, "Simulation of Particle Transport and Deposition Near Peace Bridge," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. O. Abouali and G. Ahmadi, "Analysis of Supersonic Impactors," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 13-15, 2002. P. Zamankhan, G. Campbell and G. Ahmadi, "Numerical Simulation of Single Screw Pump-Extruder," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. W. Chen, G. Ahmadi and J. Taylor, "Bubble Motion in Shear Flow," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY,May 13-15, 2002 . K. Nazridoust, T. White, C. Ji, G. Ahmadi, D.H. Smith, M. Dean "Natural Gas Production from Hydrate Dissociation," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. X. Zhang and G. Ahmadi, "Three-Phase Slurry Gas-Liquid-Particle Flows in a Bubble Column," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. P. Zamankhan, G. Ahmadi and F-G. Fan, "Air Flow and Electric Field in a Wire-Duct Device," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. D.J. Schmidt and G. Ahmadi, "Lagrangian PDF: Application to Multiphase Spray Simulation," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. A. R. Mazaheri and G. Ahmadi, "Effects of Surface Reaction and Modeling of Fluid Mechanics of Chemical-Mechanical Polishing," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. O. Abouali, D.K. Aidun and G. Ahmadi, "Numerical Simulation of Al GTA Welds under Various Gravity Conditions," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 13-15, 2002. F. Yu, M. C-C. Cheng and G. Ahmadi, "Thermal Modeling of SOI Devices," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY,May 13-15, 2002 . G. Ahmadi, "Overview of Direct Numerical Simulation of Particle Entrainment in Turbulent Flows," (special presentation), The Ninth Asian Congress of Fluid Mechanics (9ACFM), Isfahan University of Technology, Isfahan, Iran, May 27-31, 2002. G. Ahmadi, "Transport and Deposition of Elongated Ellipsoids in Turbulent Flows," The Ninth Asian Congress of Fluid Mechanics (9ACFM), Isfahan University of Technology, Isfahan, Iran, May 27-31, 2002. G. Ahmadi and A. Mazaheri, "Application of Computational Fluid Mechanics to Design of Industrial Filter Vessels," The Ninth Asian Congress of Fluid Mechanics (9ACFM), Isfahan University of Technology, Isfahan, Iran, May 27-31, 2002. G. Ahmadi, "Advanced Computational Model for Three-Phase Slurry Reactors," University Coal Research/HBCU Contractors Review Conference, NETL, Pittsburgh,PA,June 4-5, 2002 . D.H. Smith, G. Ahmadi, Chuang Ji, G. Bromhal, and M. Ferer, " Experimental And Numerical Studies Of Gas-liquid Displacement In Flow Cells, With Application To Carbon Dioxide Sequestration In Brine Fields," FEDSM2002-31296, Proceedings of ASME FEDSM¹02, ASME Fluids Engineering Division Summer Meeting, Montreal, Quebec, Canada, July 14-18, 2002. A.R. Mazaheri, H. Emdad and G. Ahmadi "Solution of Transonic & Supersonic Inviscid Flow Equations in 3-D Eccentric Nozzles," FEDSM2002-31092, Proceedings of ASME FEDSM¹02, ASME Fluids Engineering Division Summer Meeting, Montreal,Quebec,Canada,July 14-18, 2002 . D.J. Schmidt and G. Ahmadi, "A Computational Model for Formation of Turbulent Liquid Sprays," Proceedings of ASME FEDSM¹02, ASME Fluids Engineering Division Summer Meeting, Montreal,Quebec,Canada,July 14-18, 2002 . A.R. Mazaheri, G. Ahmadi and H. Zhang, "Effects Of Bounce On Particle Transport, Deposition and Removal in Turbulent Channel Flow," FEDSM2002-31027, Proceedings of ASME FEDSM¹02, ASME Fluids Engineering Division Summer Meeting, Montreal,Quebec,Canada,July 14-18, 2002 . O. Abouali, M.M. Alishahi, H. Emdad and G. Ahmadi, "3-D Thin Layer Navier-Stokes Solution of Supersonic Laminar and Turbulent Flow," Proceedings of ASME FEDSM¹02, ASME Fluids Engineering Division Summer Meeting, Montreal,Quebec,Canada,July 14-18, 2002 . A. Alimoradi and G. Ahmadi, "Sensitivity Analysis of a Generic Algorithm-Based Active/Hybrid Control System Under Near Source Strong Ground Motions" Proceedings of the Seventh U.S. National conference on Earthquake Engineering (7NCEE), Urban Earthquake Risk, Boston, MA, July 21-251, 2002. O. Abouali, M.M. Alishahi, H. Emdad and G. Ahmadi, "The 3-D Euler Solution around Wing-Body Configurations," Proceeding of AIAA Atmospheric Flight Mechanics Conference, Monterey,California,August 5 - 8, 2002 . O. Abouali, M.M. Alishahi, H. Emdad and G. Ahmadi, "Dual-Code TLNS-PNS Strategy for 3-D Supersonic Flows over Spinning Bodies," Proceeding of AIAA Atmospheric Flight Mechanics Conference, Monterey,California,August 5 - 8, 2002 . E. Noto, G. Ahmadi and T. Theis, "Evaluation of Bauxite Residue for Acid Mine Neutralization," AEESP/AAEE Education and Research Conference, Toronto,Ontario,Canada,August 10-14, 2002 . G. Ahmadi, "A Wear Model for Chemical-Mechanical Polishing Process," Seventh International Symposium on Chemical-Mechanical Polishing, Lake Placid,NY,August 11-14, 2002 . A.R. Mazaheri and G. Ahmadi, "Role of Fluid Dynamics and Surface Reaction on Chemical-Mechanical Polishing," Seventh International Symposium on Chemical-Mechanical Polishing, Lake Placid,NY,August 11-14, 2002 . A.R. Mazaheri, M. Bastaninejad, G. Ahmadi and S.V. Babu, "Modeling the Effect of Mixed Abrasive Particle Slurries on Removal Rates During the Chemical Mechanical Polishing Processes," Seventh International Symposium on Chemical-Mechanical Polishing, Lake Placid, NY, August 11-14, 2002. G. Ahmadi, A.R. Mazaheri, C. Liu, and I.K.Gamwo," Computer Modeling of Flow, Thermal Condition and Ash Deposition in a Hot-Gas Filtration Device," 5th International Symposium on Gas Leaning at high Temperature, NETL, Morgantown, WV, September 17-20, 2002 . G. Ahmadi, "Airflow and Particle Transport and Deposition near Peace Bridge," Environmental Quality System Symposium at Syracuse,Syracuse,New York, October 29-33, 2002. A.R. Mazaheri and G. Ahmadi, "Inspiratory Particle Deposition in the Upper Three Airway bifurcation," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. P. Zamankhan, G. Ahmadi and F-G. Fan, "Air Flow and Electric Field in a Wire-Duct Device," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . A.R. Mazaheri and G. Ahmadi, "Chaotic Behavior of Liquid Droplet Breakup," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . O. Abouali and G. Ahmadi, "Analysis of Airflow and Particle Transport and Deposition in a Supersonic Impactor," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . K. Nazridoust, T. White, C. Ji, G. Ahmadi, M. Dean and D.H. Smith, "A Computer Model for Natural Gas Production from Hydrate Reservoirs," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. C. Liu, G. Ahmadi, and I.K. Gamwo, "Unstructured Grid Analysis of Particle Transport and Deposition in Channel and Pipe Flows," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. C. Liu and G. Ahmadi, "Particle Transport and Deposition Near a Bridge Model," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. X. Zhang and G. Ahmadi, "Turbulent Gas-Liquid-Particle Three-Phase Flows in Bubble Columns," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. G. Ahmadi, "A web-Based Course on Particle Transport, Deposition and Removal," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. O. Abouali and G. Ahmadi, "Airflow and Particle Beam Focusing in Aerodynamic Lenses," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . A. R. Mazaheri and G. Ahmadi, "On Fluid Mechanics, Particle Transport and Surface Reaction in Chemical-Mechanical Polishing," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . P. Zamankhan, G. Ahmadi and G. Campbell, "Numerical Simulation of Single Screw Pump-Extruder," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . A.R. Mazaheri and G. Ahmadi, "Particle Deposition in a demonstration-Scale Filter Vessel with Ash Bridging," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. K. Nazridoust and G. Ahmadi, "Airflow and Pollutant Transport in a Street Canyon," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. J.G. Vanosdol, G. Ahmadi, and A.R. Mazaheri, " Computer Modeling of Flow, Thermal Condition and Ash Deposition in a Hot-Gas Filtration Device," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte,NC,October 7-11, 2002 . E. M. Noto and G. Ahmadi, "A Preliminary Study of Rheological Behavior of Bauxite Residue," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. J. Rocca and G. Ahmadi, "Air Quality in the St. Regis River Valley-A Computational modeling Study," 21st Annual Conference of the American Association for Aerosol Research, AAAR 2002, Charlotte, NC, October 7-11, 2002. A.R. Mazaheri, G. Ahmadi, and D.H. Smith, "Multiphase Flows with Application to CO2 Sequestration," 5th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 22, 2002 . K. Nazridoust, J. Cook, G. Ahmadi, and D.H. Smith, "Flow Cell Studies for Application to CO2 Sequestration," 5th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 22, 2002 . K. Nazridoust, C. Ji, T. White, G. Ahmadi, and D.H. Smith, "Computational and Experimental Study of Hydrate Formation and Dissociation," 5th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 22, 2002 . C. Liu, G. Ahmadi, and I.K.Gamwo, "Particle Transport in a Hot-Gas Filter Vessel," 5th Annual Meeting of University/NETL Student Partnership Program, NETL, Pittsburgh,PA,November 22, 2002 . I.K.Gamwo, G. Ahmadi, and A.R. Mazaheri," Simulation of Hot-Gas Flows under Non-Isothermal Condition in a Particle Control Device," AIChE 2002 Annual Meeting, Indianapolis,IN,November 3-8, 2002 . G. Ahmadi, A. R. Mazaheri and D.H. Smith, "Multiphase Flow Through Poro-Elastic Media-A Continuum Model," IMECE2002-32492, Proceedings of ASME International Mechanical Engineering Congress, New Orleans,LA,November 17-22, 2002 . G. Ahmadi, "Modeling Aerosol Transport In Environment - Promises and Challenges," Panel on Measurement and Modeling of Environmental Flows, ASME International Mechanical Engineering Congress, New Orleans,LA,November 17-22, 2002 . A.R. Mazaheri, G. Ahmadi, P.K. Hopke "Inspiratory Particle Deposition in the Multi- Bifurcation Human Lung," EQS-ERC Site Visit Review, Syracuse,NY,March 25, 2003 . C. Liu and G. Ahmadi, "Particle Transport and Deposition near Peace Bridge," EQS-ERC Site Visit Review, Syracuse,NY,March 25, 2003 . J. Rocco and G. Ahmadi, "Distribution of Combustion Emission from Open Burning of Garbage," EQS-ERC Site Visit Review, Syracuse,NY,March 25, 2003 . X. Zhang and G. Ahmadi, "Turbulent Three-Phase Flows in Bubble Columns," American Association for Aerosol Research Particulate Matter: Atmospheric Sciences, Exposure and the Fourth Colloquium on PM and Human Health (AAAR PM) Meeting, Pittsburgh,PA, March 31 - April 4, 2003 . C. Liu and G. Ahmadi, "Numerical Simulation of Pollutant Transport and Deposition near Peace Bridge," American Association for Aerosol Research Particulate Matter: Atmospheric Sciences, Exposure and the Fourth Colloquium on PM and Human Health (AAAR PM) Meeting, Pittsburgh, PA, March 31 - April 4, 2003. R. Jha, A. Bailey and G. Ahmadi, "Combined Active and Passive Control of Space Structure Vibrations During launch," AIAA-2003-1724, 11 th AIAA/ASME/AHS Adaptive Structures Conference, Norfolk, VA, April 710, 2003. G. Ahmadi and M. Shams, "On CFD Modeling of Sediment Transport in Rivers," (Keynote Presentation), 6 th International Conference on Civil Engineering (ICCE 2003), Isfahan University of Technology, Isfahan, Iran, May 57, 2003. J. Marzbanrad,G. Ahmadi, and R. Jha "Vibration Control of Structures During Earthquakes with an Optimal Preview Active Control Strategy," 6 th International Conference on Civil Engineering (ICCE 2003), Isfahan University of Technology, Isfahan, Iran, May 57, 2003. G. Ahmadi, "Computational Modeling of Air Pollution," (Keynote Presentation), 6 th International Conference on Civil Engineering (ICCE 2003), Isfahan University of Technology, Isfahan, Iran, May 57, 2003. G. Ahmadi, "On the Passive Vibration Control of Buildings Against Earthquakes," (Keynote Presentation), 4 th International Conference on Seismology and Earthquake Engineering (SEE-4), Tehran,Iran, May 1214, 2003. J. Marzbanrad and G. Ahmadi, "Preview Control of Base-Isolated Structures Subject to Earthquake Excitations," 4 th International Conference on Seismology and Earthquake Engineering (SEE-4), Tehran,Iran, May 1214, 2003. A.R. Mazaheri and G. Ahmadi, "Modeling Inspiratory Particle Deposition in Lung," Proceedings of the 11 th Annual International Conference of Mechanical Engineering (ISME 2003), Ferdowsi University, Mashhad, Iran, May 1315, 2003, Vol. 6, Ed. M.R. Modarres Razavi, J. Abolfazli Esfehani, M. Kadkhdayan, and M. Kahrom, pp. 116-120. G. Ahmadi and P. Zamankhan, "Analysis of Electrohydrodynamic Flows and Electric Field Distribution in an Electrostatic Precipitator," (Keynote Presentation), Proceedings of the 11 th Annual International Conference of Mechanical Engineering (ISME 2003), Ferdowsi University, Mashhad, Iran, May 1315, 2003, Vol. 6, Ed. M.R. Modarres Razavi, J. Abolfazli Esfehani, M. Kadkhdayan, and M. Kahrom, pp. 10-14. M. Shams and G. Ahmadi, "Flow Transport in Meandering Rivers- A sensitivity Analysis to Flow Rate" Proceedings of the 11 th Annual International Conference of Mechanical Engineering (ISME 2003), Ferdowsi University, Mashhad, Iran, May 1315, 2003, Vol. 6, Ed. M.R. Modarres Razavi, J. Abolfazli Esfehani, M. Kadkhdayan, and M. Kahrom, pp. 121-128. G. Ahmadi and X. Zhang, "Gas-Liquid-Particle Three-Phase Flows in a Bubble Column," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi and K. Nazridoust, "Gaseous and Particulate Dispersion in Street Canyons," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi, S.V. Babu, E. Matijevic and A.R. Mazaheri, "Effects of Coated Abrasive Particles & Slurry pH on CMP: Numerical Modeling," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring, NY, May 1416, 2003. G. Ahmadi and R.S. Chavali, "Particle Focusing with Aerodynamic Lenses," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi. K. Visser, and S. Manikonda, "Use of a 2D Numerical Model to Predict 3D Empirical Drag Increments on a Bluff Body," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi and C. Liu, "A Numerical Study of Pollutant Transport & Deposition Near Peace Bridge," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi, F-G. Fan, and P. Zamankhan, "Flow and Electrical Fields of a Corotron over a Moving Dielectric Substrate," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. G. Ahmadi and M. Bastaninejad, "Plastic Deformation of Wafer and Pad Surfaces and its Effects on Chemical-Mechanical Polishing," Annual Technical Meeting of the Center for Advanced Material Processing (CAMP), Saratoga Spring,NY, May 1416, 2003. O. Abouali and G. Ahmadi, "Bow Shock Effect on Particle Transport and Deposition in a Hypersonic Impactor, " ASME Fluid Engineering Summer Conference, Honolulu,Hawaii,July 7-11, 2003 . O. Abouali and G. Ahmadi, "Numerical Simulation of Supersonic Flow and Particle Motion in Aerodynamic Lenses," ASME Fluid Engineering Summer Conference, Honolulu,Hawaii,July 7-11, 2003 . G. Ahmadi and A.R. Mazaheri, "Particle Removal from Pane Surfaces In Turbulent Flows," ASME Fluid Engineering Summer Conference, Honolulu, Hawaii,July 7-11, 2003 . G. Ahmadi and X. Zhang, " Gas-Liquid-Particle Three-Phase Flows in Bubble Columns," ASME Fluid Engineering Summer Conference, Honolulu, Hawaii,July 7-11, 2003 . M. Bastaninejad and G. Ahmadi, "A New Model for Chemical-Mechanical Polishing Including the Effects of Abrasives Size Distribution, Adhesion and Surface Plastic Deformation," Eighth International Symposium on ChemicalMechanical Polishing, Lake Placid,NY, August 1113, 2003. A.R. Mazaheri, G. Ahmadi, S.V. Babu, and E. Matievijc "A Model for Chemical-Mechanical Polishing with Coated Abrasive Particles," Eighth International Symposium on ChemicalMechanical Polishing, Lake Placid,NY, August 1113, 2003. G. Ahmadi, "Particle Transport, Deposition and Removal," Center for Advanced Materials (CAMP) Workshop, Rochester,NY,August 21, 2003 . G. Ahmadi, "Natural Gas Flow in a Hydrate Reservoir," Methane Hydrate R&D Conference and Gulf of Mexico Nationally Occurring JIP Workshops,Westminster, Colorado, September 29-October 1, 2003. E. Noto, G. Ahmadi, and G. Campbell, "Rheological Behavior of Bauxite Residue and Bauxite Residue Derivative, "4th International Conference on Mechanics of Time Dependent Materials, Lake Placid,NY,October 7-10, 2003 . E. Noto, G. Ahmadi, and G. Campbell, "Characterization of Bauxite Residue and Derivatives at Varying pH Values,"75th Annual Meeting of Society of Rheology, Pittsburgh,PA,October 12-16, 2003, X. Zhang and G. Ahmadi, "Numerical Simulation of Three-Phase Bubbly Flows in a Bubble Column," Fall Technical Meeting of the Center for Advanced Material Processing (CAMP), Potsdam, NY, October 16, 2003. A.R. Mazaheri, G. Ahmadi, and D.H. Smith, " Hysteresis and Dynamics Effects in Two-Phase Flows in Porous Media," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim, CA, October 2024, 2003. G. Ahmadi, J. McLaughlin, C. Cetinkaya, S. Doheny-Farina, J. Taylor, S. Dhaniyala, and F-G. Fan, "CRCD-A Web-Based Course Sequence For Particle Transport, Deposition And Removal," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. A.R. Mazaheri, G. Ahmadi, and D.H. Smith, " Multiphase Flows through Porous Media," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. W. Chen, G. Ahmadi and J. Taylor, "On Bubble Motions in Simple Shear Flows," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. K. Nazridoust and G. Ahmadi, "Airflow and Pollutant Transport in Street Canyons," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. X. Zhang and G. Ahmadi, "Three-Phase Turbulent Flows in a Bubble Column," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim, CA, October 2024, 2003. G. Ahmadi, F-G. Fan, and P. Zamankhan, "Numerical Simulation of Electrohydrodynamics and Particle Transport in a Corotron," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. A.R. Mazaheri, and G. Ahmadi, "Deposition of Fine Particles in the Upper Three-Airway Bifurcation," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. R. S. Chavali, and G. Ahmadi, "Compressible Flow through Aerodynamic Lenses," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. A.R. Mazaheri, and G. Ahmadi, "Particle Transport and Deposition in a Complex Industrial Hot-Gas Filtration System," 22nd Annual Conference of the American Association for Aerosol Research, AAAR 2003, Anaheim,CA, October 2024, 2003. G. Ahmadi, "Airflow and Pollutant Transport in Street Canyons," Environmental Quality System Symposium at Syracuse,Syracuse,New York, October 27-28, 2003. J. Cook, G. Ahmadi, D. H. Smith, C. Ji, K. Nazridoust, G. Bromhal, and M. Ferer, "Flow Cell Studies for Application to CO2 Sequestration," 6 th Annual Meeting of University/NETL Partnership Program, Pittsburgh, PA, November 7, 2003. D. Crandall, G. Ahmadi, and D.H. Smith, "Geomechanical Modeling of Fractured Media," 6th Annual Meeting of University/NETL Partnership Program, Pittsburgh,PA,November 7, 2003 . C. Liu, G. Ahmadi, and I.K. Gamwo, "Particle Transport and Deposition in Filter Vessels," 6th Annual Meeting of University/NETL Partnership Program, Pittsburgh,PA,November 7, 2003 . G. Ahmadi, "Computational Modeling of Multiphase Flows Environmental Applications, " (Invited Lecture) Third International Symposium on Advanced Fluid Information, AFI-2003, New York,NY,November 21-22, 2003 . Also in AFI-2003, Fluid-Informatics for Biomedical and Environmental Quality Applications, Ed. H. Higuchi and T. Hayase, pp. 15-20, 2003. K. Nazridoust and G. Ahmadi, "Computational Modeling of Airflow and Particle Transport in Street Canyons," Third International Symposium on Advanced Fluid Information, AFI-2003, New York,NY,November 21-22, 2003 . Also in AFI-2003, Fluid-Informatics for Biomedical and Environmental Quality Applications, Ed. H. Higuchi and T. Hayase, pp. 15-20, 2003. Invited Lectures(Since 1987)"Granular and Two-Phase Flow Modeling," DOE Morgantown Energy Technology Center ,Morgantown ,WV (June 1987). "Introduction to Random Vibration," Short Course given at Worcester Polytechnic Institute, Worcester ,MA (July 1987). "Modeling Multiphase Flows," CELANES Company, Morristown ,NJ (April 1989). "Recent Developments in Modeling Granular Flows, Turbulent Flows and Two-phase Multiphase Flows," DOE Pittsburgh Energy Technology Research Center ,Pittsburgh ,PA (July 1989). "Earthquakes and Base Isolation Against Ground Motion," in the CARL GUNNARD JOHNSON Colloquium Series at Worcester Polytechnic Institute, Worcester ,MA (October 1989). "Continental Drift, Plate Tectonic and Earthquake Engineering," SUNY-Binghamton (March 1990). "Review of Base Isolation Techniques Against Earthquakes," International Institute of Earthquake Engineering and Seismology, Shiraz ,Iran (May 16, 1990). "Recent Developments in Aseismic Base Isolation Design Strategy," University of Science and Technology, Tehran ,Iran (May 29, 1990). "Seismicity of Iran and New Techniques for Earthquake Resisting Design" Sharif University of Technology, Tehran ,Iran (May 30, 1990). "Potential Base Isolation Techniques for Masonry and Adobe Structures," Tehran University ,Tehran ,Iran (June 11, 1990). "Earthquake Risk Assessment of Iran and Base Isolation Techniques," Society of Structural Engineers, Tehran ,Iran (June 13, 1990). "Research Methodology in Science and Engineering" Sharif University of Technology, Tehran ,Iran (June 19, 1990). "Recent Developments in Thermodynamical Modeling of Granular, Single and Multiphase Turbulent Flows," University of Poitier ,Poitier ,France (June 25, 1990). "Fluid Mechanics of Aerosol Dispersion," Short Course AHE-2, 21st Annual Meeting of the Fine Particle Society, San Diego ,CA (August 21, 1991). "Earthquakes and Base Isolation Design Strategy," Alfred University ,Alfred ,NY (September 20 ,1990). "On Thermodynamical Modeling of Single and Multiphase Turbulent Flows," NASA-MARSHALL Space Flight Center , Hunsville, AL (October 9, 1990). "Recent Developments in Simulation Methods for Particle Transport," University of Alabama ,Tuscaloosa ,AL (October 11, 1990). "On Thermodynamically Consistent Turbulence Modeling," University of Pittsburgh ,Pittsburgh ,PA (February 19, 1991). "Numerical Experiments on Mechanics of Aerosols," DOE Pittsburgh Energy Technology Research Center ,Pittsburgh ,PA (February 20, 1991). "From Mechanics of Aerosols to Simulation of Microcontamination Process," Twentieth Annual Corporate Contamination Control Seminar, IBM Technical Educational Center, Thornwood ,NY (April 22, 1991). "Two-Phase Flow Analysis," Shiraz University ,Shiraz ,Iran (June 12, 1991). "Base Isolation Systems," Sharif University of Technology, Tehran ,Iran (June 17, 1991). "Introduction to Fluid Mechanics of Aerosols with Applications to Microcontamination Control," Short Course CCR-14, 22nd Annual Meeting of the Fine Particle Society, San Jose ,CA (August 1, 1991). "Overview of Aerosol Transport in Turbulent Flows," DOE Pittsburgh Energy Technology Research Center ,Pittsburgh ,PA (August 13, 1991). "Overview of Dust Particles Migration and Deposition Processes," IBM-Endicott, Endicott ,NY (September 17, 1991). "Overview of Computational Modeling of Aerosols Dispersion and Deposition in Turbulent Flows," University of Nagoya ,Nagoya ,Japan . Co-Sponsored with the Japan Society of Powder Technology and the Information Center of Powder Technology of Japan . (September 30, 1991). "Particle Transport and Deposition in Complex Turbulent Flows," DOE Pittsburgh Energy Technology Research Center ,Pittsburgh ,PA (April 23, 1992). "Mechanics of Aerosols," Short Course given at Sharif University of Technology, Tehran ,Iran (June 13-16, 1992). "Trend of Engineering Research in the Next Decade," Panel Discussion, Academy of Science of Iran ,Tehran ,Iran (June 21, 1992). "Random Vibrations with Applications to Earthquake Engineering, Recent Developments in Passive and Active Control," Short Course given at the International Institute for Earthquake Engineering and Seismology, Tehran, Iran (June 23-26, 1992). "Introduction to Fluid Mechanics of Aerosols with Applications to Microcontamination Control," Short Course CCR-4, 23nd Annual Meeting of the Fine Particle Society, Las Vegas ,Nevada (July 13, 1992). "Aerosol Transport in Turbulent Flows - A Computational Modeling Approach," Illinois Institute of Technology ,Chicago ,IL . Co-Sponsored by the Chemical and Mechanical Engineering Departments. (October 7, 1992). "The Role of Computational Methods in Engineering," Panel Chairman, Closing Ceremony of the International Congress on Computational Methods in Engineering, Shiraz University, Shiraz, Iran, May 2-6, 1993. "Overview of Computational Modeling of Particle Transport and Deposition Processes," Amir Kabir University (Tehran Polytechnic), Tehran ,Iran (May 17, 1993). "Passive Control Strategies for Aseismic Design," Tarbiat Modars University ,Tehran ,Iran (May 23, 1993). "Overview of Base Isolation Design Strategy," Amir Kabir University (Tehran Polytechnic), Tehran ,Iran (May 24, 1993). "On Computational Modeling of Granular and Dense Turbulent Two-Phase Flows," DOE Pittsburgh Energy Technology Research Center ,Pittsburgh ,PA (August 24, 1993). "Introduction to Fluid Mechanics of Aerosols with Applications to Microcontamination Control," Short Course CCR-2, The 24th Annual Meeting of the Fine Particle Society, and First International Conference on Pharmaceutical Sciences and Technology, Chicago ,Illinois , (August 27, 1993). "Particle Transport, Deposition and Resuspension in Turbulent Flows, 1966-1993," Purdue University , W. Lafayette , IN (October 14, 1993). "Engineering Education in 21 Century," University of Toledo ,Toledo ,OH , (April 4, 1994). "Recent Advances in Particle Transport Analysis - Dilute and Dense Flows," Morgantown Energy Technology Center ,U.S. Department of Energy, Morgantown ,WV (June 10. 1994). "Computational Modeling of Particle and Fiber Transport and Deposition," Xerox Corporation, Rochester ,NY (August 19, 1994). "Computational Modeling of Particle Transport, Deposition and Removal," IBM Corporation, Burlington ,VT (August 29, 1994). "Recent Development in Computer Simulation of Particle Transport and Deposition in the Upper Tracheobronchial Tree," Symposium on Pharmaceutical Aspect of Drug Delivery to Lungs, Wyeth-Ayerst Pharmaceutical Sciences, SUNY-Plattsburgh College Center, Plattsburgh, NY (October 11, 1994). "Particle Transport and Deposition - From Computer Cages to Human Lung," CAMP Symposium on Material Synthesis and Processing, Rochester ,NY (November 9, 1994). "Flow-Induced Resuspension of Rigid-Link Fibers from Surfaces," Xerox Corporation, Rochester ,NY (May 3, 1995). "Research Techniques in Engineering," Sharif University of Technology, Tehran ,Iran , (May 23, 1995). "Recent Development on Vibration Control of Equipment Aboard Spacecraft," Amir Kabir University , (Dept. of Mechanical Engineering), Tehran ,Iran , (May 30, 1995). "Base Isolation and Active Control Techniques for Earthquake Protection of Structures," Amir Kabir University , (Dept. of Civil Engineering), Tehran ,Iran , (May 31, 1995). "Recent Development on Computational Modeling of Particle Transport, Deposition and Resuspension," Shiraz University ,Shiraz ,Iran , (June 6, 1995). "Recent Trends in Engineering Education and Engineering Research" Shiraz University ,Shiraz ,Iran , (June 7, 1995). "Passive and Active Vibration Control Strategies for Earthquake Resisting Structural Design," Iran University of Science and Technology, Tehran ,Iran , (June 10, 1995). "Vibration Control of Equipment-From Lift-Off to Orbit," Iran University of Science and Technology, Tehran ,Iran , (June 12, 1995). "Aerosols - Computational and Experimental Techniques," Iran University of Science and Technology, Tehran ,Iran , (June 14, 1995). "Particle - Turbulence Interactions - Part I, Dilute Flows," Morgantown Energy Technology Center ,U.S. Department of Energy, Morgantown ,WV (September 13, 1995). "Particle - Turbulence Interactions - Part II, Dense Flows," Morgantown Energy Technology Center ,U.S. Department of Energy, Morgantown ,WV (September 20, 1995). "Modeling of Granular and Dense Two-Phase Flows," Department of Mechanical Engineering, University of Pittsburgh ,Pittsburgh ,PA (October 26, 1995). "Particles Transport and Deposition in Turbulent Flows," Department of Mechanical Engineering, West Virginia University ,Morgantown ,WV (November 29, 1995). "Computational Modeling of Particles Deposition in Human Lung," NIOSH, Morgantown ,WV (November 30, 1995). "Recent Advances in Computational Modeling of Particle Transport, Deposition and Resuspension," Center for Applied Energy Research, University of Kentucky ,Lexington ,KY (December 18, 1995). "Random Vibrations with Applications to Earthquake Engineering," Short Course given at Sharif University of Technology, Tehran ,Iran (May 15-June 8, 1996) "Modeling Dilute and Dense Two-Phase Flows," Department of Mechanical Engineering, Tehran University ,Tehran ,Iran (May 25, 1996). "On Research Techniques in Engineering," Sharif University of Technology, Tehran ,Iran , (June 1, 1996). "Future Trends in Engineering Research and Engineering Education," Academy of Science Honorary Lecture Presentation, Tehran University ,Tehran ,Iran , (June 12, 1996). "Risk Assessment with Applications to Earthquake Engineering," Short Course given at Sharif University of Technology, Tehran ,Iran (April 14-May 12, 1997) "Recent Advances in Computational Modeling of Particles Transport Deposition and Resuspension - Industrial Applications," Amir Kabir University ,Tehran ,Iran , (May 11, 1997). "New Research Trends in Engineering," Sharif University of Technology, Tehran ,Iran , (May 13, 1997). "Computational Modeling of Particles Transport, Deposition and Resuspension in Industrial Systems," MEMC, St Louis ,MO , (June 27, 1997). "Some Ideas for Computational Modeling of Dilute and Dense Turbulent Two-Phase Flows," FLUENT Inc., Lebanon ,NH , (July 17, 1997). "On Computational Modeling of Particles Transport and Deposition in Hot-Gas Filter Vessels," Federal Energy Technology Center ,Morgantown ,WV (August 6, 1997). "Recent Advances in Particle Transport, Deposition and Removal," ASYST Technologies Inc., Fremont ,CA (October 13, 1997). "Computational Modeling of Particles Transport and Soot Buildup in Furnaces , " Corning Corporation, Corning ,NY (April 17, 1998). "Random Vibrations with Applications to Earthquake Engineering," Short Course given at Sharif University of Technology, Tehran ,Iran (May 13-June 3, 1998). "Computational Modeling of Dilute Two-Phase Flows," Amir Kabir University ,Tehran ,Iran , (May 24, 1998). "Computational Modeling of Dense Two-Phase Flows," Amir Kabir University ,Tehran ,Iran , (May 26, 1998). "Industrial Application of Particle Transport and Deposition," Iranian Society of Mechanical Engineers, Tehran ,Iran , (May 27, 1998). "Recent Advances in Direct Numerical Simulation of Two-Phase Flows," Amir Kabir University ,Tehran ,Iran , (May 31, 1998). "Experimental Study of Particle Deposition and Transport in Dilute and Dense Two-Phase Flows," Amir Kabir University ,Tehran ,Iran , (June 2, 1998). "Research Approach in Mechanical and Aeronautical Engineering," Sharif University of Technology, Tehran ,Iran , (May 27, 1998). "Thermodynamics of Turbulence and Modeling," University of Darmstadt ,Darmstadt ,Germany (June 15, 1998). "Thermodynamics of Granular Flows and Kinetic Models," University of Darmstadt ,Darmstadt ,Germany (June 15, 1998). "Thermodynamics of Turbulent Multiphase Flows," University of Darmstadt ,Darmstadt ,Germany (June 16, 1998). "Computational Modeling of Dilute and Dense Turbulent Multiphase Flows, and Applications," University of Darmstadt ,Darmstadt ,Germany (June 16, 1998). "On Computer Modeling of Deposition in Hot-Gas Filter Vessel," CONSOL Inc., Pittsburgh ,PA , (August 10, 1998). "Overview of Computational Modeling of Particle Transport, Deposition and Removal," MEMC, St Louis ,MO , (August 10, 1998). "Particle Transport and Deposition in Turbulent Flows - Industrial and Environmental Applications," Worcester Polytechnic Institute, Worcester ,MA (October 8, 1998). "Turbulence, Aerosols and Two-phase Flows," Short Course, Lappeenranta University of Technology, Lappeenranta ,Finland ,January 12-15, 1999 . "Computational Modeling of Fused Silica Furnace," Corning ,Corning ,NY (March 12, 1999). "Multiphase Flows and Aerosols," Short Course given at Sharif University of Technology, Tehran ,Iran (April 15-May 12, 1999). "Computational Modeling of Two-Phase Flows," Ferdousi University ,Mashad ,Iran , (April 28, 1999). "Computational Modeling of Spray Formation," Shiraz University ,Shiraz ,Iran , (May 3, 1999). "Multiphase Flows and Spray," Amir Kabir University ,Tehran ,Iran , (May 4, 1999). "Base Isolation with Applications to Earthquake Engineering," Sharif University of Technology, Tehran ,Iran (May 3, 1999). "Research Techniques in Engineering," Sharif University of Technology, Tehran ,Iran , (May 10, 1999). "Industrial Applications of Particle Transport and Deposition in Turbulent Flows," Lockheed Martin, Atlanta ,GA ,July 2, 1999 . "A Simple Model for Natural Gas Production from Hydrate Decomposition by Depressurization," Federal Energy Technology Center (FETC), U.S. Department of Energy, Morgantown ,WV (July 7, 1999). "Recent Advances in Particle Transport and Deposition in Industrial Applications," McDermott Technology, Alliance ,OH , (August 16, 1999). "Particle Transport and Deposition in the Wilsonville Hot-Gas Filtration System," Federal Energy Technology Center (FETC), U.S. Department of Energy, Morgantown ,WV (August 20, 1999). "Ash Transport, Deposition in the Kellog (PCD) Filter Vessel at Wilsonville," Southern Company Services, Wilsonville ,AL (January 7, 2000). "Industrial Applications of Particle Transport, Deposition and Resuspension in Turbulent Flows," North Carolina State University ,(March 23, 2000). "Overview of Research Techniques in Engineering and Sciences," Sharif University of Technology, Tehran ,Iran , (May 1, 2000). "Protection of Seconday Systems in Structures Against Earthquakes," Center for Research for Electric Power Plants (MTN), Tehran ,Iran , (May 6, 2000). "Application of Particle Transport and Deposition in Industry," Amir Kabir University ,Tehran ,Iran , (May 13, 2000). "Computational Modeling of Dilute and Dense Two-Phase Flows - Applications to Hot-Gas Cleaning and Coal Processing," NETL, Pittsburgh ,PA (July 14, 2000). "Fundamentals of Natural Gas and Species Flows From Hydrate Dissociation," NETL, Morgantwon ,WV (January 10, 2001). "Simulation of Gas Flow in Siemens-Westinghouse Filter Vessel at PSDF - Modified Designs," Southern Company Services, Wilsonville ,AL (January 26, 2001). "Computational Modeling of Soot Transport in Fused Silica Furnaces," Corning Corporation, Corning ,NY (April 12, 2001). "Particle Transport Processes in Turbulent Flows," Aalborg University ,Aalborg ,Denmark , (May 2-4, 2001). "Computational Modeling of Two-Phase Flows," Amir Kabir University ,Tehran ,Iran , (May 18, 2001). "Computer Simulation of Gas Flow and Particle Transport in Siemens-Westinghouse PCD at PSDF," Southern Company Services, Wilsonville ,AL (October 12, 2001). "Applications of Gas-Solid and Gas-Liquid Multiphase Flows," North Carolina State University , (March 19, 2002). "Computational Modeling of Multiphase Flows," Shiraz University ,Shiraz ,Iran (June 10, 2002). "Computational Modeling of Air Pollution," Amir Kabir University ,Tehran ,Iran (May 19, 2003) "Turbulence and Turbulence Modeling," Short Course, Center for Computational Mechanics, Shiraz University ,Shiraz ,Iran (May 21, 2003). "Particle Transport, Deposition and Removal," University of Darmstadt ,Darmstadt ,Germany (May 31, 2003). "Experimental and Numerical Studies of Gas-Liquid Displacement in Flow Cells, with Application to Carbon Dioxide Sequestration in Brine Fields," National Energy Technology Laboratory (NETL), US Department of Energy, July 15, 2003 "Environmental Applications of Multiphase Flows" Syracuse University ,Syracuse ,NY (October 3 2003) "Applications of Multiphase Gas-Solid and Gas-Liquid Flows" Case Western Reserve University ,Cleveland ,OH October 17, 2003) "Computational Modeling of Particle Transport, Deposition and Entrainment in Turbulent Flows Environmental Applications," University of Virginia ,Charlottesville ,VA (November 13, 2003). "Computational Modeling of Particle Transport, Deposition and Entrainment in Turbulent Flows," Xerox Corporation, Webster ,NY (November 17, 2003). |