My research interests and activities over the past decades

Microscale and low pressure flows; Acoustic/fluid mechanic interactions;

Transport in Near-Critical Fluids; Hazardous waste management;

Plasma Processing in reactors and furnaces;

Transport phenomena in materials processing; Combustion and fires;

Multiphase flows; Computational methods in fluid mechanics and heat transfer;

Convective and radiative heat transfer; Heat transfer in microgravity

Current Interests (2010 - present)

'Atmospheric pressure direct current H₂/CH₄ micro-glow discharge simulations: Effects of

external circuit', with T. Farouk and D. S. Antao, Plasma Source Science and Technology

(in press)

‘Fast Heating Induced Thermoacoustic Waves in Supercritical Fluids: Experimental and

Numerical Studies’, with N. Hasan, Journal of Heat Transfer (in press)

‘Mass Transfer Enhancement in Supercritical Fluid Extraction by Acoustic Excitations’, with N.

Hasan, Journal of Supercritical Fluids (in press)

‘High amplitude non-linear acoustic wave driven flow fields in circular and conical resonators’,

with D. Antao, Journal of the Acoustical Society of America (in press)

"Electroosmotic Augmentation in Flexural Plate Wave Micropumps', with E. Sayar, Journal of

Microelectromechanical Systems, Vol. 22, 2, 372-385, 2013

‘Experimental and Numerical Investigations of an Orifice type Cryogenic Pulse Tube

Refrigerator’ with D. Antao, Applied Thermal Engineering, Vol. 50, 1, 112–123, 2013

‘Multifield Analysis of a Piezoelectric Valveless Micropump: Effects of Actuation Frequency and

Electric Potential’ with E. Sayar, Smart Materials and Structures , Vol. 21, No. 7, 75002-75015, 2012

‘Molecular Dynamics Simulations of Carbon Nanotube Dispersions in Water: Effects of Nanotube

Length, Diameter, and Chirality and Surfactant Structures’, with N. Uddin and F. Capaldi

Journal of Computational Materials Science Vol. 53, 133–144, 2012

" Development of Metamodels for Predicting Aerosol Dispersion in Ventilated Spaces", with

S. Hoque and C. N. Haas, Atmospheric Environment, Vol. 45, 1876-1887, 2011

‘Acoustically Generated Flows in Microchannel Flexural Plate Wave Sensors: Effects of

Compressibility’ with E. Sayar, Sensors and Actuators A Vol 171, 317-323, 2011

‘3-D Simulations of Electroosmotic Sample Migration in Microchannels: Effects of Surface and

Solution Property Variations’, with D-H Lee and H. Noh, Separation Science and Technology,

Vol. 46: 1377–1387, 2011

‘Development of metamodels for predicting aerosol dispersion in ventilated spaces’, with

S. Hoque and C. N. Haas, Atmospheric Environment, 45, 1876-1887, 2011

‘Molecular dynamics simulations of the interactions and dispersion of carbon nanotubes in

polyethylene oxide/water systems’, with N. M. Uddin and F. M. Capaldi, Polymer 52,

288 – 296, 2011

2000 - 2010

‘Molecular Dynamics Simulations of Dispersion of Carbon Nanotubes in Water:

Effects of Nanotube Orientation and Surfactant Addition’, with N. Uddin, and F. Capaldi,

ASME Journal of Engineering Materials and Technology Vol. 132, 021012-2 - 021012-25, 2010

‘Process, Structure, and Properties of Electrospun Carbon Nanotube Reinforced Nanocomposite Yarns’

with N. Uddin, F. Ko, J. Xiong, and F. Capaldi, Research Letters in Materials Science 2009

‘Stabilization of the Ionization Overheating Thermal Instability in Atmospheric Pressure Microplasmas’,

with D. Staack, A. Gutsol and A. Fridman, Journal of Applied Physics, Vol. 106, 013303-1 -013303-7, 2009

‘Simulation of Gas Species and Temperature Separation in the Counter-flow Ranque–Hilsch

vortex tube using the large eddy simulation technique’, with T. Farouk,

Int. J. Heat Mass Transfer, Vol. 52. 3320–3333, 2009

‘Countercurrent Gas/Liquid Flow and Mixing: Implications for Water Disinfection’, with

T. Bartrand and C. N. Haas, Int. J. Multiphase Flow, Vol. 35, 171–184, 2009

‘DC normal glow discharges in atmospheric pressure atomic and molecular gases’ with D. Staack,

A. Gutsol and A. Fridman, Plasma Sources Sci. Technol. Vol. 17, 025013-024025 (2008)

‘Interactions of Thermally Induced Acoustic Waves with Buoyancy Induced Flows in

Rectangular Enclosures’, with Y. Lin and E. S. Oran, Int. J. Heat Mass Transfer Vol. 51,

1665-1674, March 2008

‘Experimental and Numerical Studies of Thermally Induced Acoustic Waves in a Closed

Enclosure’ with Y. Lin, AIAA Journal of Thermophysics and Heat Transfer, Vol. 22, 105-114, January 2008

‘Computational Fluid Dynamic Analysis of the Effects of Reactor Configuration on Disinfection Efficiency ‘,

with D. G. Greene, and C. N. Haas , Water Environment Research, Vol. 78(9), 909-919, October 2006

‘Flows Induced by Thermoacoustic Waves: Effects of Gravity’, with Y. Lin and E. S. Oran

AIAA Journal of Thermophysics and Heat Transfer, Vol. 20, No. 5, 376-383, July 2006

‘Heat Transfer Enhancement by Acoustic Streaming in an Enclosure’, with M. Aktas and Y. Lin,

ASME Journal of Heat Transfer, Vol. 127, No. 12, 1313-1321, December 2005

‘Numerical Simulation of Acoustic Streaming Generated by Finite Amplitude Standing Waves in an Enclosure’,

with M. Aktas, Journal of the Acoustical Society of America, Vol. 116, No. 5, 2822-2831, November 2004

‘Numerical Simulations of Electrostatically driven Liquid Jets’, with F. Yan and F. Ko,

Journal of Aerosol Sciences, Vol. 34, 99-116, February 2003

‘Computations of Mixing of Two Parallel Gas Streams in Microchannels using Direct Simulation Monte Carlo Method’,

with F. Yan, Microscale Thermophysical Engineering, Vol. 6, 3, 235-251, August 2002

‘Computations of Low Pressure Fluid Flow and Heat Transfer in Ducts using Direct

Simulation Monte Carlo Method’, with F. Yan, ASME J. Heat Transfer, Vol. 124, 609-616, August 2002

‘Effects of Design and Operating Variables on Process Characteristics in RF Methane Discharge’,

with K. Bera and Y. Lee, Plasma Sources Science and Technology, Vol. 10, 211-225, June 2001

‘Inductively Coupled RF Methane Plasma Simulation’, with K. Bera and P. Vitello,

Journal of Applied Physics D, Vol. 34, 1479-1490, May 2001

‘Thermal Conductivity Measurement of Thin Diamond Films Using a Modified Thermal Comparator

Method’, with K. R. Cheruparambil, J. E. Yehoda and N. Macken, ASME J. Heat Transfer,

Vol. 122, 808-816, November 2000

1990 - 2000

‘Thermoacoustic Waves in an Enclosure’ with E. S. Oran and T. Fusegi,

Physics of Fluids B, Vol. 12, No.5, 1052-1061, May 2000

‘Two-dimensional Radio-Frequency Methane Plasma Simulation: Comparison with

Experiments’, with K. Bera, W. J. Yi and Y.H. Lee, IEEE Transactions on Plasma Science,

Vol. 27, No. 5, 1476-1486, October 1999

‘Simulation of Thin Carbon Film Deposition in a Radio-Frequency Methane Plasma

Reactor’, with K. Bera. W. J. Yi and Y.H. Lee, Journal of the Electrochemical

Society, Vol. 146, No. 9, 3264-3269, December 1999

‘Heat Transfer from a Liquid Bath due to an Impinging Gas Jet: Effect of Liquid Prandtl Number ‘

with F. Qian, R. Mutharasan and N. Macken , ASME Journal of Heat Transfer,

121, 333-340, May 1999

‘Modeling of Thermal Treatment of Solid Wastes in Electric Arc Melters for Materials Recovery’,

with A. Wenger and K. Wittle, Journal of Air and Waste Management, 49, 279-288, March 1999

‘Two- and Three-phase Flows in Bubble Columns: Numerical Predictions and Measurements’,

with D. Mitra-Majumdar , Y.T. Shah, N. Macken and Y. K. Oh, Ind. Engineering Chem. Research,

37 (6), 2284-2292, June 1998.

‘Thermal Conductivity of DLC (Diamond-like Carbon) Films and its Relation to Mechanical and

Chemical Properties’, with C. Mesyngier, Y.H. Lee, J.W. Yi and D.W. Brown,

Journal of Chemical Vapor Deposition, 6, 4, 323-337, April 1998

‘Modeling of RF Plasma Discharge of Methane for Carbon Film Deposition’, with K. Nagayama and Y.H. Lee,

IEEE Transactions on Plasma Science , 26, 2, 125-134, April 1998

‘Modeling a Direct-Contact Condenser for Metal Recovery’, with H. Turkoglu and L. Yang,

Numerical Heat Transfer, Part A, Vol. 33, 457-475, March 1998

‘Modeling of Granular Flow and Heat Transfer of Contaminated Soil within a Rotary Calciner’,

with L. Yang, Journal of Air and Waste Management, Vol. 47, 1189-1196, November 1997

‘‘Studies of Deformations in a Liquid Bath due to Direct Impinging Gas Jet’, with F. Qian

and R. Mutharasan, Metallurgical and Materials Transactions B, 27B, 911-920, December 1996

‘Neutral and Charged Particle Simulations of Ar Plasma’, with K. Nagayama and Y.H. Lee,

Plasma Sources Science and Technology, Vol. 5, 685-695, 1996

‘Phase-resolved Measurements in a Gas-injected Liquid Bath’, with H. Turkoglu,

International Journal of Heat and Mass Transfer, Vol. 39, No. 16, pp. 3401-3416, November 1996

‘Turbulent Natural Convection - Non-Gray Radiation Analysis in a Square Enclosure’

with C. Mesyngier, Numerical Heat Transfer, Part A, Vol. 29, pp.671-687, June 1996

‘Numerical Simulation of Subcooled Boiling of Heat Transfer in a Vertical Pipe’, with J. C. Lai,

International Journal of Heat & Mass Transfer , Vol. 36, No. 6, 1541-1551, April 1993

‘Three Dimensional Mixed Convection Flows in a Horizontal Annulus with a Heated Rotating

Inner Circular Cylinder’, with L. Yang, International Journal of Heat & Mass Transfer,

Vol. 35, No. 8, 1947-1956, November 1992

‘Effect of Gas Injection Velocity on Mixing and Heat Transfer in Molten Steel Baths’, H. Turkoglu,

Numerical Heat Transfer, Part A, Vol. 21, 377-399, October 1992

‘Three-Dimensional Predictions of Silicon Deposition in a Barrel Reactor’, with L. Yang

and R. L. Mahajan , Journal of Electrochemical Society, Vol. 139, No. 9, 2666-2673, September 1992

‘A Numerical and Experimental Study of the Solidification Processes in a Twin-Belt Caster’,

with D. Apelian and Y. G. Kim , Metallurgical Transactions B , Vol. 23, 477-492, August 1992

‘Numerical Simulations of the Structure of Supersonic Shear Layers’, with E. S. Oran and

K. Kailasanath, Physics of Fluids , Vol. 3, No. 11, 2786-2798, November 1991

‘Numerical Computations of Fluid Flow and Heat Transfer in Gas Injected Iron Baths’,

with H. Turkoglu, The Iron and Steel Institute of Japan Journal, Vol. 30, 961-970, November 1990

1980 - 1990

‘Effects of Particle Loading on R.F. Inductively Coupled Plasma Torch Flowfield and

Particle Melting Behavior’, with D. Wei and D. Apelian, Metallurgical Transactions B

Vol. 20, 949-958, December 1989

‘A Flow Visualization Study of the Effects of Buoyancy on Taylor Vortices’,

with K. S. Ball, Physics of Fluids A, Vol. 1, No. 9, 1502-1507, September 1989

‘Natural Convection - Radiation Interactions of a Non-gray Gas in a Square Enclosure’

with T. Fusegi, Numerical Heat Transfer, Part A, Vol. 15, 303-322, May 1989

‘Particle Melting in High Temperature Supersonic Low Pressure Plasma Jets’,

with D. Y. C. Wei and D. Apelian , Metallurgical Transactions B ,Vol. 20, No. 2, 251-262, April 1989

‘Natural Convection of a Variable Property Gas in Asymmetrically Heated Square Cavities’,

with T. Fusegi , AIAA Journal of Thermophysics and Heat Transfer, Vol. 3, No. 1, 85-87, January 1989

‘Numerical Study on Interactions of Turbulent Convection and Radiation in

Compartment Fires’ with T. Fusegi, Fire Science and Technology, an International Journal,

Vol. 8, No. 1, 15-28, December 1988

‘Bifurcation Phenomena in Taylor-Couette Flows with Buoyancy Effects’, with K. S. Ball ,

Journal of Fluid Mechanics, Vol. 197, 479-501, December 1988

‘Melting Metal Powder Particles in an Inductively Coupled R. F. Plasma Torch’,

with D. Wei and D. Apelian, Metallurgical Transactions B, Vol. 19, 213-226, April 1988

‘Melting Powder Particles in a Low Pressure Plasma Jet’, with D. Wei and D. Apelian ,

ASME Journal of Heat Transfer , Vol. 109, 4, 971-976, November 1987

‘Predictions of Fluid Flow and Heat Transfer Problems by the Vorticity-Velocity

Formulation of the Navier-Stokes Equations’, with T. Fusegi,

Journal of Computational Physics, Vol. 65, No. 1, 57 -74, July 1986

‘An Experimental Study of Mixed Convection around a Rotating Isothermal Cylinder’,

with K. S. Ball, International Communications in Heat and Mass Transfer,

Vol. 12, No. 6, 657-666, November 1985

‘Mixed Convective Flows around a Slowly Rotating Isothermal Sphere’,

ASME Journal of Heat Transfer, 107, 431-438, May 1985

‘Transient and Steady State Natural Convection in a Porous Medium between

Two Concentric Cylinders’, with G. N. Facas, ASME Journal of Heat Transfer,

105, 660-663, August 1983

‘Natural Convection from Horizontal Cylinders in Interacting Flow Fields’,

with S. I. Guceri, International Journal of Heat and Mass Transfer Vol. 26, No. 2, 231-244,

February 1983

‘Natural Convection from a Horizontal Circular Cylinder-Turbulent Regime’, with S.I. Guceri,

ASME Journal of Heat Transfer 104, 228-235, May 1982

‘Natural Convection from a Horizontal Circular Cylinder - Laminar Regime’,

with S.I. Guceri, ASME Journal of Heat Transfer, 103, 522-527, August 1981

1977 -1980

‘Trombe-Michel Wall Using Phase Change Materials’, with S.I. Guceri, Proceedings, 2nd Int. Conf. on Alternate

Energy Sources, Vol. 2, Hemisphere Publishing Corp., New York, N.Y., 493-502, December 1979

‘Temperature Regulation of Residential Air Spaces Using Phase Change Materials’, with S.I. Guceri,

Proceedings, Solar Energy and Conservation Workshop, Vol. 1, Pergamon Press, Elmsford, New York,

367-392, December 1978

‘The Free Shear Layer Edgetone Phenomena’, Eighth Southwestern Graduate Research Conference in

Applied Mechanics, Proceedings, The University of Texas in Austin, D6, April 1977