Publications

Theses

See Google Scholar for a complete list of Alexeenko Research Team publications. Selected publications are arranged by topic below.

RGD methods and models - MEMS/Microflows - Lyophilization/Freeze-Drying - Plasmas - Micropropulsion - Plumes

RGD Methods and Models

A. Weaver, A. Venkattraman, and A. Alexeenko, “Effect of Intermolecular Potential on Compressible Couette Flow in Slip and Transitional Regimes”, Physics of Fluids, Vol. 26(10), article 107102, 18 pages, 2014.
A. Venkattraman and A. A. Alexeenko, "Binary Scattering Model for Lennard-Jones Potential: Transport Coefficients and Collision Integrals for Non-equilibrium Gas Flow Simulations", Physics of Fluids, Vol. 24 (2), 027101, 2012.
M. Kulakhmetov and A. Alexeenko, "Model Uncertainties in Simulations of Hypersonic Leading-Edge Flow", Journal of Spacecraft and Rockets, Vol. 49 (3), 461-473, 2012.
A. Venkattraman and A. A. Alexeenko, “DSMC Modeling of Metal Vapor Flows in Application to Thin Film Deposition”, Vacuum, Vol. 86 (11), pp. 1748–1758, 2012.
A. Alexeenko, M. Kulakhmetov, A. Weaver, M. Slipchenko, J. Mihaly, M. Adams, A. Rosakis, "Feasibility of Non-Equilibrium Hypersonic Flow Measurements in Small Particle Hypervelocity Impact Range", AIAA Paper 2012-0596, Proceedings of 50th AIAA Aerospace Sciences Meeting, Nashville, TN, January 9-12, 2012, 15 pages.
A. Venkattraman and A. Alexeenko, “DSMC Study of Effects of Thermal Non-Uniformities in Electron-Beam Physical Vapor Deposition”, Journal of Vacuum Science and Technology A, Vol. 29 (4), Jul/Aug 2011, 041509, 10 pages.
Chigullapalli, V. Ayyaswamy, M.S. Ivanov, and A.A. Alexeenko, "Entropy Considerations in Numerical Simulation of Non-Equilibrium Rarefied Flows”, Journal of Computational Physics, Vol. 229 (6), pp. 2139-2158, March 2010.
A. Venkattraman, A. Alexeenko, “Visualizing Non-Equilibrium Flow Simulations using 3-D Velocity Distribution Functions”, AIP Conf. Proc., Vol. 1333, 27^th International Symposium on Rarefied Gas Dynamics, held in Pacific Grove, CA on July 10-15, 2010, pp. 366-371, May 2011, doi:10.1063/1.3562676.

MEMS/Microflows

D. Parkos, N. Raghunathan, A. Venkattraman, B. Sanborn, W. Chen, D. Peroulis, A. Alexeenko, “Near-Contact Damping and Dynamic Response of High-G MEMSAccelerometer Beams”, J. of Microelectromechanical Systems, Vol. 22, pp. 1089-1099, May 2013.
S. Chigullapalli, A. B. Weaver, A. A. Alexeenko, "Non-linear Effects in Squeeze-Film Gas Damping on Microbeams”, Journal of Micromechanics and Microengineering,Vol. 22 (2012), article 065010, 7 pages.
N. Raghunathan, B. Sanborn, A. Venkattraman, A. Alexeenko, W. Chen, D. Peroulis, "Real-Time In Situ Electronic Monitoring of Dynamic Contact Behavior of MEMS High-g Switches", Proceedings of International Conference on Microelectromechanical Systems (MEMS 2012), January 29-February 1, 2012, Paris, France.
J. Nabeth, S. Chigullapalli, A. Alexeenko, "Quantifying the Knudsen force on heated microbeams: A compact model and direct comparison with measurements", Physical Review E, Vol. 83, June 2011, 066306, 5 pages.
A. Alexeenko, S. Chigullapalli, J. Zeng, X. Guo, A. Kovacs, D. Peroulis, "Uncertainty in Microscale Gas Damping: Implications on Dynamics of Capacitive MEMS Swtiches", Reliability Engineering and System Safety, Vol. 96, No. 9, 2011, pp. 1171-1183.
A. Garg, V. Ayyaswamy, A. Kovacs, A. Alexeenko, and D. Peroulis, "Direct Measurement of Field Emission Current in Static MEMS Structures", IEEE 24th International Conference on Microelectromechanical Systems (MEMS 2011), January 23-27, 2011.
D. Parkos, N. Raghunathan, V. Ayyaswamy, A. Alexeenko, D. Peroulis, "Near-Contact Damping Model and Dynamic Response of Microbeams under High-g Loads", IEEE 24th International Conference on Microelectromechanical Systems (MEMS 2011), January 23-27, 2011.
X. Guo, D. Singh, J. Murthy, A. A. Alexeenko, "Numerical Simulation of Gas-Phonon Coupling in Thermal Transpiration Flows," Physical Review E, Vol. 80, No. 4, 2009, pp. 046310.
D. Singh, X. Guo, A. Alexeenko, J. Murthy, T. Fisher, "Modeling of Subcontinuum Thermal Transport across Semiconductor-Gas Interfaces", Journal of Applied Physics , Vol. 106, 024314 (2009).
X. Guo and A. Alexeenko, "Compact Model of Squeeze-Film Damping based on Rarefied Flow Simulations", Journal of Micromechanics and Microengineering, Vol. 19, No. 4, April 2009, 045026.
R. Bidkar, R. Tung, A. Alexeenko, H. Sumali, A. Raman, “Unified Theory of Gas Damping of Flexible Microcantilevers at Low Ambient Pressures,” Applied Physics Letters, Vol. 94, 163117 (2009).
X. Guo, C. Huang, A. Alexeenko, J. Sullivan, Numerical and Experimental Study of Gas Flows in 2D and 3D Microchannels, J. Micromechanics Microengineering, Vol. 18, 025034.

Lyophilization/Freeze-Drying

A. Ganguly, N. Varma, P. Sane, M. Pikal, R. Bogner, A. Alexeenko, “Spatial Variation of Pressure in the Lyophilization Product Chamber Part 1: Computational Modeling”, AAPS PharmSciTech, 2016.
P. Sane, N. Varma, A. Ganguly, M. Pikal, A. Alexeenko, R. Bogner, “Spatial Variation of Pressure in the Lyophilization Product Chamber Part 2: Experimental Measurements and Implications for Scale-Up”, AAPS PharmSciTech, 2016.
http://link.springer.com/article/10.1208/s12249-016-0513-3
A. Ganguly, S.L. Nail and A. Alexeenko, “Experimental Determination of the Key Heat Transfer Mechanisms in PharmaceuticalFreeze Drying”, Journal of Pharmaceutical Sciences, Vol. 102, No. 5, pp. 1610-1625, 2013.
A. Ganguly, A. Alexeenko, S. Kim, S. Schultz, “Freeze-Drying Simulation Framework CouplingProduct Attributes and Equipment Capability”, (invited article) European Journal of Pharmaceutics and Biopharmaceutics, Vol. 85, 223-235, 2013.
A. Ganguly, S. L. Nail, and A. A. Alexeenko, “Rarefied Gas Dynamics Aspects of Pharmaceutical Freeze-Drying”, Vacuum, 86 (11), pp. 1739–1747, 2012.
A. Ganguly and A. A. Alexeenko, “Modeling and Measurements of Water-Vapor Flow and Icing at Low Pressures with Application to Pharmaceutical Freeze-Drying”, International Journal of Heat and Mass Transfer, 55 (21–22), pp. 5503–5513, 2012.
A. Alexeenko, A. Ganguly, S. Nail, "Computational Analysis of Fluid Dynamics in Pharmaceutical Freeze-Drying", Journal of Pharmaceutical Sciences, Vol. 98 (9), pp. 3483-3494, September 2009.

Thermally-Driven Flows

A. Strongrich, W. O’Neill, A. Cofer, A. Alexeenko, “Experimental Measurements and Numerical Simulations of Knudsen Force on a Non-Uniformly Heated Beam”, Vacuum, Vol. 109, pp. 405-416, 2014.
N. Selden, C. Ngalande, S. Gimelshein, E.P. Muntz, A. Alexeenko, A. Ketsdever, "Area and Edge Effects in Radiometric Forces", Physical Review E, Vol. 79, 041201 (2009).
Y.-L. Han, E. P. Muntz, A. Alexeenko, M. Young, Experimental and Computational Studies of Temperature Gradient-Driven Molecular Transport in Gas Flows through Nano/Microscale Channels, Nanoscale and Microscale Thermophysical Engineering, Vol. 11, pp. 151-175, 2007.
Alexeenko, A.A., Gimelshein, S.F., Muntz, E.P., and Ketsdever, A.D., "Kinetic Modeling of Temperature Driven Flows in Short Microchannels", Int. J. of Thermal Sciences, Vol. 45, No. 11, pp. 1045-1051, Nov. 2006.

Plasmas

S. Tholeti, M. Schneider, A. Alexeenko, “Kinetic Modeling of Evolution of 3 + 1:Resonance enhanced multiphoton ionization plasma in argon at low pressures", Physics of Plasmas, Vol. 21, 063507, 9 pages, 2014. http://dx.doi.org/10.1063/1.4882261
A Semnani, A Venkattraman, AA Alexeenko, D Peroulis, "Frequency response of atmospheric pressure gas breakdown in micro/nanogaps", Applied Physics Letters, Vol. 103 (6), article 063102.
A. Semnani, A. Venkattraman, A. Alexeenko, and D. Peroulis, “Pre-breakdown evaluation ofgas discharge mechanisms in microgaps”, Applied Physics Letters, Vol. 102, 174102, 4 pages, 2013.
A. Venkattraman, A. Garg, D. Peroulis and A. A. Alexeenko, "Direct Measurements and Numerical Simulations of Gas Charging in Microelectromechanical System Capacitive Switches", Applied Physics Letters, Vol. 100, 083503, 2012.
L. Michalas, A. Garg, A. Venkattraman*, M. Koutsoureli, A. Alexeenko, D. Peroulis and G. Papaioannou, “A Study of Field Emission Process in ElectrostaticallyActuated MEMS Switches”, Microelectronics Reliability, Vol. 52, No. 9-10, pp. 2267-2271, 2012.
A. Venkattraman* and A. A. Alexeenko, “Scalinglaw for direct current field emission-driven microscale gas breakdown”, Physics of Plasmas, Vol. 19, 123515, 11 pages, 2012.

Propulsion & Plumes

W.F. Louisos, A.A. Alexeenko, D.L. Hitt, and A. Zilic, Design Considerations for Supersonic Micronozzles, Int. J. Manufacturing Research, 2008.
Alexeenko, A.A., Fedosov, D.A., Gimelshein, S.F., Levin, D.A., and Collins, R.J., "Transient Heat Transfer and Gas Flow in a MEMS-Based Thruster", J. of MEMS, Vol. 15, No. 1, pp. 181-194, Feb. 2006.
Alexeenko, A.A., Levin, D.A., Gimelshein, S.F., Collins R.J., and Markelov, G.N., ''Numerical Simulation of High-Temperature Gas Flows in a Millimeter-Scale Thruster'', J. Thermophys. Heat Trans., Vol. 16, No. 1, Jan.-March 2002, pp.10-16. PDF (253 KB).
Gimelshein, S.F., Alexeenko A.A., and Levin, D.A., ''Modeling of the Interaction of a Side Jet with a Rarefied Atmosphere'', J. of Spacecraft and Rockets, Vol. 39, No. 2, March 2002, pp. 168-176. PDF (1.01 MB)
Alexeenko,A.A., Gimelshein, N.E., Levin, D.A., Collins, R.J., Rao R., Candler G.V., Gimelshein, S.F., Hong J.S., and Schilling T. ''Modeling of Flow and Radiation in the Atlas Plume'', J. Thermophys. Heat Trans., Vol. 16, No. 1, Jan.-March 2002, pp. 50-57. PDF (902 KB).
Alexeenko, A.A., Collins, R.J., Gimelshein, S.F., Levin, D.A., and Reed B.D., ''Numerical Modeling of Axisymmetric and Three-Dimensional Flows in MEMS Nozzles'', AIAA Journal, Vol. 40, No. 5, May 2002, pp. 897-904. PDF (394 KB).
Alexeenko, A.A., Gimelshein, S.F., Levin, D.A., Ketsdever, A.D., and Ivanov, M.S., ''Measurements and Simulation of Orifice Flow for Micropropulsion Testing'', J. of Propulsion and Power, Vol. 19, No. 4, July 2003, pp. 588-594. PDF (9.5 MB).
Gimelshein, S.F, Levin, D.A., and Alexeeenko, A.A., ''Modeling of Chemically Reacting Flows from a Side Jet at High Altitudes", J. of Spacecraft and Rockets, Vol. 41, No. 4, July-August 2004, pp. 582-591. PDF (1.95 MB).
Alexeenko, A.A., Levin, D.A., Fedosov, D.A., and Gimelshein, S.F., Performance Analysis of Microthrusters Based on Coupled Thermal-Fluid Modeling and Simulation, J. of Propulsion and Power, Vol. 21, No. 1, Jan.-Feb. 2005, pp. 95-101. PDF (943 KB).
Ketsdever, A.D., Clarbough, M., Gimelshein, S.F., and Alexeenko, A.A., ''Experimental and Numerical Determination of Micropropulsion Device Efficiencies at Low Reynolds Numbers'', J. of AIAA, Vol. 43, No. 3, pp. 633-641, 2005. PDF (3.2 MB).
- Publications before 2006

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