The Grainger College of Engineering

Deborah Levin

Deborah Levin
Deborah Levin
  • Professor
(217) 300-0872
321B Talbot Laboratory

Education

  • PhD Chemistry, California Institute of Technology, 1979
  • BS, Chemistry, State University of New York at Stony Brook, 1974

Academic Positions

  • Research Professor and lecturer, Department of Chemistry, George Washington University, May 1998-August 2000
  • Associate Professor, Department of Aerospace Engineering, The Pennsylvania State University, August 2000-June 2007
  • Professor, Department of Aerospace Engineering, The Pennsylvania State University, June 2007-August 2014
  • Professor, Aerospace Engineering Department, The University of Illinois at Urbana-Champaign, August 2014-present

Other Professional Employment

  • Research Staff Member, Task Leader, Institute for Defense Analyses (IDA), Science & Technology and Systems Evaluation Divisions, 1979-May, 1998

Post-Doctoral Research Opportunities

A post-doctoral position is presently available in the Levin research group. Familiarity with computational techniques such as direct simulation Monte Carlo and molecular dynamics in a high performance computing environment is desirable.

Research Areas

Chapters in Books

  • Progress in Astronautics and Aeronautic, Hypersonic Nonequilibrium Flows: Fundamentals and Recent Advances, Edited by Dr. Eswar Josyula, eISBN: 978-1-62410-329-2, DOI: 10.2514/4.103292, "Radiation from Hypersonic Bodies—A Window on Non-Equilibrium Processes," D. A. Levin

Selected Articles in Journals

  • D. Vatansever, N. Nuwal, and D. Levin, “Numerical investigations of spatio-temporal dynamics of space- charged limited collisional sheaths,” Submitted to Physics of Plasmas, 4/29/24.
  • Cerminara, Adriano, Levin, Deborah, and Theofilis, Vassilis, “Shock layer self-excited frequency effect on a transitional Mach 5 flat plate boundary layer,” Submitted to AIAA Journal, March 22, 2024.
  • Akhil Marayikkottu, Nathan Myers, Irmak Karpuzcu, Deborah Levin, and Qiong Liu, “Analyzing Partic- ulate Phase Behavior in High-Speed, High-Altitude Flight Conditions Through an Overlay-Based Com- putational Approach, Submitted to Physical Review E, April 2024.
  • I.T. Karpuzcu, D. Levin, and V. Theofilis, “Susceptibility of shock-transitional-boundary-layer interaction to shock oscillations in hypersonic flow,” Submitted to JFM, May 6, 2024.
  • Akhil Marayikkottu and Deborah Levin, ”A gas dynamic perspective on particle lifting in electrostatic discharge-like devices using Multiphase Particle in Cell approach,” Physics of Fluids, 1 July 2023; 35 (7): 073320. https://doi.org/10.1063/5.0158158
  • Akhil Marayikkottu and Deborah Levin, “Kinetic Modeling of Fluid-Induced Interactions in Compressible, Rarefied Gas Flows for Aerodynamically Interacting Particles,” Published online in the International Journal of Multiphase Flow, 24 November 2023, 104684.
  • Keita Nishii and Deborah Levin, “Kinetic Simulation of Ion Thruster Plume Neutralization in a Vac- uum Chamber,” Plasma Sources Science and Technology, Volume 32, Number 11, 115009, Published 13 November 2023, DOI 10.1088/1361-6595/ad0836.
  • Keita Nishii and Deborah Levin, “Three-Dimensional Kinetic Simulation of an Ion Thruster Plume with Carbon Backsputtering in a Vacuum Chamber,” submitted March 13, 2023 to Journal of Propulsion and Power, manuscript ID 2023-03-B39194.
  • I. T. Karpuzcu and D. Levin, “A Study of Side Jet Interactions over a Hypersonic Cone Flow using Kinetic Methods,” AIAA Journal, July, 2023, https://doi.org/10.2514/1.J063020.
  • Nakul Nuwal, Deborah A. Levin and Igor D. Kaganovich, “Excitation of surface waves in 3D ion beam neutralization,” Physics of Plasmas 30, 042109 (2023); https://doi.org/10.1063/5.013144
  • Nakul Nuwal, Deborah A. Levin, and Igor D. Kaganovich, “Kinetic modeling of solitary wave dynamics in a neutralizing ion beam,” Physics of Plasmas 30, 012110 (2023); https://doi.org/10.1063/5.0131059
  • T. Karpuzcu, M. Jouffrey, and D. Levin, “Effect of Oxygen Dissociation on Nitric Oxide Ultraviolet Emissions,” Journal of Thermophysics and Heat Transfer, https://doi.org/10.2514/1.T6609
  • Matthew Klosterman, Joshua Rovey, and Deborah Levin, "Ion-Induced Charge Emission from Unpolished Surfaces Bombarded By An [EMIM][BF4] Electrospray Plume," Journal of Applied Physics, Vol. 131, 243302, June 2022, https://doi.org/10.1063/5.0060615.
  • Nakul Nuwal, Igor D. Kaganovich, and Deborah A. Levin, “Excitation of long electrostatic solitary waves in ion beam neutralization process,” Physics of Plasmas, 29, 100702 (2022); https://doi.org/10.1063/5.0119114
  • Nakul Nuwal, Toyofumi Yamauchi, Animesh Sharma, Deborah Levin, and Joshua Rovey., "Kinetic modeling and experiments of a pulsed-plasma in a multipole plasma chamber", Multiscale modeling of fragmentation in an electrospray plume,” Journal of Applied Physics 130, 184903 (2021); https://doi.org/10.1063/5.0064711
  • Akhil V. Marayikkottu and Deborah Levin, "Kinetic Modeling of Fractal Aggregate Mobility" Physics of Fluids, Vol. 34, Issue 4, April 12, 2022, Featured article.
  • Angelos Klothakis, Helio Quintanilha Jr., Saurabh S. Sawant, Eftychios Protopapadakis, Vassilis Theofilis & Deborah A. Levin , "Linear stability analysis of hypersonic boundary layers computed by a kinetic approach: a semi-infinite flat plate at 4.5≤M∞≤9, " Theoretical and Computational Fluid Dynamics, 31 January 2022
  • Nakul Nuwal, Victor A. Azevedo, Matthew R. Klosterman, Siddharth Budaraju, Deborah A. Levin, and Joshua L. Rovey, "Multiscale modeling of fragmentation in an electrospray plume," Journal of Applied Physics 130, 184903 (2021); https://doi.org/10.1063/5.0064711
  • T. Karpuzcu, M. Jouffrey, and D. Levin, "Collisional Radiative Modeling of Electronically Excited States in a Hypersonic Flow" Journal of Thermophysics and Heat Transfer, 4 April 2022, https://doi.org/10.2514/1.T6505.
  • A. Marayikkottu and D. Levin, "Influence of particle non-dilute effects on its dispersion in particle-laden blast wave systems,'' Journal of Applied Physics, Vol. 130, 034701 (2021); https://doi.org/10.1063/5.0047516, Published Online: 15 July 2021
  • A. Marayikkottu, S. Sawant, D. Levin, C. Huang, M. Schoenitz, and E. Dreizin, "Numerical study of particle lifting mechanisms in an electrostatic discharge plasma,'' International Journal of Heat and Mass Transfer, 137, (2021) 103564.
  • S. Sawant, V. Theofilis, and D. Levin, “Kinetic modeling of three-dimensional shock/laminar separation bubble instabilities in hypersonic flows over a double wedge,? J. of Fluid Mechanics, Vol. 941, A7, doi:10.1017/jfm.2022.276, 2022.
  • S. Sawant, D. Levin, and V. Theofilis, ”Analytical Prediction of Low-Frequency Fluctuations Inside a One-Dimensional Shock," Theoretical and Computational Fluid Dynamics, https://doi.org/10.1007/s00162-021-00589-5., Published online, 12 Sept. 2021.
  • Sawant, Saurabh; Levin, Deborah; Theofilis, Vassilis, ”A Kinetic Approach to Studying Low-frequency Molecular Fluctuations in a One-Dimensional Shock,” Physics of Fluids 33, 104106 (2021); https://doi.org/10.1063/5.0065971
  • N. Nuwal and D. Levin, “Influence of Secondary Electron Emission on Plasma-Surface Interactions in the Low Earth Orbit Environment,” Plasma Sources Science and Technology, Vol. 30, No. 3, pp. 035015, published 31 March 2021.
  • N. Nuwal and D. Levin, ”Kinetic modeling of spacecraft surfaces in a plume backflow region,” IEEE Transactions on Plasma Science, Volume: 48, Issue: 12, pp. 4305-432, Dec. 2020, Digital Object Identifier: 10.1109/TPS.2020.3039110.
  • Neil Mehta and Deborah Levin, "Multiscale Modeling of Damaged Surface Topology in a Hypersonic Boundary," J. Chem. Phys. 151, 124710 (2019); https://doi.org/10.1063/1.5117834
  • R. Jambunathan and D. A. Levin, "Kinetic, 3-D, PIC-DSMC Simulations of Ion Thruster Plumes and the Backflow Region," in IEEE Transactions on Plasma Science, vol. 48, no. 6, pp. 2017-2034, June 2020, doi: 10.1109/TPS.2020.2988010.
  • R. Jambunathan and D. A. Levin, "A Self-Consistent Open Boundary Condition for Fully Kinetic Plasma Thruster Plume Simulations," in IEEE Transactions on Plasma Science, vol. 48, no. 3, pp. 610-630, March 2020, doi: 10.1109/TPS.2020.2968887.
  • Ozgur Tumuklu, Deborah A. Levin, and Vassilis Theofilis, "Modal analysis with Proper Orthogonal Decomposition of hypersonic separated flows over a double wedge," Review Fluids, Physical Review Fluids, Vol. 4, No. 3, pp. 033403, url = https://link.aps.org/doi/10.1103/PhysRevFluids.4.033403, March, 2019. Editor’s select.
  • Neil Mehta and Deborah Levin, "Electrospray Molecular Dynamics Simulations using an Octree-based Coulomb Interaction Method," Physical Review E, Vol. 99, 033302 (2019).
  • O. Tumuklu, V. Theofilis, and D. Levin, "On the unsteadiness of shock–laminar boundary layer interactions," Physics of Fluids, 30, 106111 (2018).
  • S. Sawant, R. Pooja, D. Levin, A. Harpale, and H. B. Chew, International Journal of Heat and Mass Transfer, "Multi-scale Thermal Response Modeling of an AVCOAT-like Thermal Protection Material, " Vol. 133, pp. 1176-1195, 2019.
  • R. Jambunathan and D. Levin, "CHAOS : An octree-based PIC-DSMC code for modeling of electron kinetic properties in a plasma plume using MPI-CUDA parallelization", Journal of Computational Physics," Vol. 373, pp. 571-604, 2018.
  • O. Tumuklu, D. Levin, and V. Theofilis, “Kinetic modeling of unsteady hypersonic flows over a tick geometry,” Physics of Fluids, 31, 056108 (2019); url={https://doi.org/10.1063/1.5090341}
  • R. Jambunathan, D. Levin, F. Panerai, A. Borner, and J. Ferguson, “Prediction of gas transport properties through porous microstructures using Direct Simulation Monte Carlo,” The International Journal of Heat and Mass Transfer, Vol. 130 (2019) 923–937.
  • S. Sawant, O. Tumuklu, R. Jambunathan, and D. Levin, "Application of AMR Unstructured Grids in DSMC to Shock Wave Simulations" Computers and Fluids, Vol. 170, pp. 197-212, 2018.
  • Mehta, Neil; Murray, Vanessa; Xu, Chenbiao; Levin, Deborah; Minton, Timothy, "Non-Reactive Scattering of N2 From Layered Graphene Using Molecular Beam Experiments and Molecular Dynamics," The Journal of Physical Chemistry, C., Vol. 122, pp. 9859-9874.
  • Neil Mehta and Deborah A. Levin, "Sensitivity of electrospray molecular dynamics simulations to long-range Coulomb interaction models, " Physical Review E, 97, 033306 (2018).
  • N. Mehta and D. Levin, "Molecular Dynamics Electrospray Simulations of Coarse-Grained Ethylammonium Nitrate (EAN) and 1-Ethyl-3-Methylimidazolium Tetrafluoroborate (EMIM-BF4)," Aerospace 2018, 5(1).
  • Harpale A., Sawant S.S., Kumar R., Deborah L. and Chew H.B., "Ablative Thermal Protection Systems: Pyrolysis Modeling by Scale-Bridging Molecular Dynamics," Carbon, Vol. 30, pp. 315-324, 2018.
  • Doyle Knight, Olivier Chazot, Joanna Austin, Mohammad Ali Badr, Graham Candler, Bayram Celik, Donato de Rosa, Raffaele Donelli, Jeffrey Komives, Andrea Lani, Deborah Levin, Ioannis Nompelis, Marco Panesi, Giuseppe Pezzella, Bodo Reimann, Ozgur Tumuklu, Kemal Yuceil, "Assessment of predictive capabilities for aerodynamic heating in hypersonic flow," Progress in Aerospace Sciences, Volume 90, 2017, Pages 39-53, ISSN 0376-0421, https://doi.org/10.1016/j.paerosci.2017.02.001.
  • N. Mehta and D. Levin, "Comparison of Two Protic Ionic Liquid Behaviors in the Presence of an Electric Field using Molecular Dynamics ," The Journal of Chemical Physics 147, 234505 (2017).
  • B. Korkut, O. Tumuklu, and D. Levin, "Simulation of Ion Thruster Plumes in Ground Facilities using Adaptive Mesh Refinement," Journal of Propulsion and Power," Vol. 33, No. 3, May–June 2017.
  • S. Yeoh , Z. Li , D. Goldstein , P. Varghese, D. Levin, L. Trafton, "Constraining the Enceladus Plume using Numerical Simulation and Cassini Data," Icarus (2016), doi: 10.1016/j.icarus.2016.08.028
  • R. Jambunathan and D. Levin, "Advanced Parallelization Strategies Using Hybrid MPI-CUDA Octree DSMC Method for Modeling Flow Through Porous Media,"Computers and Fluids, Vol. 149 (2017) 70–87.
  • N. Mehta and D. Levin, "Molecular Dynamics Derived Gas-Surface Models for Use in Direct Simulation Monte Carlo," Journal of Thermophysics and Heat Transfer, Vol. 31, No. 4, October–December 2017.
  • B. Korkut and D. Levin, "Three Dimensional Simulations of Backflows from Ion Thruster Plumes using Unstructured Grid Refinement Techniques," Journal of Propulsion and Power, Vol. 33, No. 1, January–February 2017.
  • Ozgur Tumuklu, Zheng Li, and Deborah A. Levin. "Particle Ellipsoidal Statistical Bhatnagar-Gross-Krook Approach for Simulation of Hypersonic Shocks," http://dx.doi.org/10.2514/1.J054837 AIAA Journal.
  • Tong Zhu, Zheng Li, and Deborah Levin, "Development of a two-dimensional binning model for N2-N relaxation in hypersonic shock conditions," The Journal of Chemical Physics 145, 064302 (2016); doi: 10.1063/1.4960146
  • Zheng Li, Neal Parsons, and Deborah A. Levin, "A study of internal energy relaxation in shocks using molecular dynamics based models," The Journal of Chemical Physics 143, 144501 (2015; doi: 10.1063/1.4931107
  • R. Jambunathan and D. Levin, "Grid-Free Octree Approach for Modeling Heat Transfer to Complex Geometries,"Journal of Thermophysics and Heat Transfer," DOI: 10.2514/1.T4653, Vol. 30, No. 2, April-June 2016.
  • B. Korkut, Z. Li, and D. Levin, “Three Dimensional Simulation of Ion Thruster Plumes With Octree Adaptive Mesh Refinement,” IEEE Transactions on Plasma Science, March 9, 2015, Vol. 43, No. 5, May 2015, pp. 1706-1721.
  • A. Borner and D. Levin, “Coupled Molecular Dynamics‚ 3-D Poisson Simulations of Ionic Liquid Electrospray Thrusters‚ IEEE Transactions on Plasma Science, Vol. 43, Issue 1, Part, 1, 2015, (205-304), DOI: 10.1109/TPS.2014.2327913.
  • Neal Parsons, Deborah A. Levin, Adri C. T. van Duin, and Tong Zhu, "Modeling of molecular nitrogen collisions and dissociation processes for direct simulation Monte Carlo," The Journal of Chemical Physics 141, 234307 (2014); doi: 10.1063/1.4903782
  • T. Zhu, Z. Li, and D. Levin, “Modeling of Unsteady Shock Tube Flows Using Direct Simulation Monte Carlo,” Journal of Thermophysics and Heat Transfer, Vol. 28, No. 4, October-December 2014, DOI: 10.2514/1.T4419
  • Z. Li, I. Sohn, and D. Levin. "Modeling of Nitrogen Monoxide Formation and Radiation in Nonequilibrium Hypersonic Flows", Journal of Thermophysics and Heat Transfer, Vol. 28, No. 3 (2014), pp. 365-380. doi: 10.2514/1.T3940
  • Influence of electrical boundary conditions on molecular dynamics simulations of ionic liquid electrosprays Arnaud Borner, Pengxiang Wang, and Deborah A. Levin Phys. Rev. E 90, 063303 – Published 2 December 2014
  • N. Parsons and D. Levin, A Post-collision Internal Energy Model for O(3p) + SO2(X,1A1) in DSMC based on Molecular Dynamics Computations, Chemical Physics, Volume 443, 31 October 2014, Pages 33-44, ISSN 0301-0104, http://dx.doi.org/10.1016/j.chemphys.2014.08.004.
  • Z. Li, A. Borner, and D. Levin, “Multi-scale study of condensation in water jets using ellipsoidal-statistical Bhatnagar-Gross-Krook and molecular dynamics modeling,” The Journal of Chemical Physics, vol. 140, 224501 (2014); doi: 10.1063/1.4879797
  • N. Parsons, D. Levin, A. Walker, C. Moore, D. Goldstein, P. Varghese, and L. Trafton, Influence of ab initio chemistry models on simulations of the Ionian atmosphere, Icarus, 239 (2014) doi:10.1016/j.icarus.2014.05.041
  • A. Borner, Z. Li, and D. Levin, “Prediction of Fundamental Properties of Ionic Liquid Electrospray Thrusters using Molecular Dynamics,” The Journal of Physical Chemistry, Part B., dx.doi.org/10.1021/jp402092e 2013, 117, 6768−6781.
  • A. Borner, Z. Li, and D. Levin, “Development of a Molecular-Dynamics-Based Cluster-Heat-Capacity Model for Study of Homogeneous Condensation in Supersonic Water-Vapor Expansions,” The Journal of Chemical Physics, Jan. 23, 2013, Vol. 138, Issue 6, Feb. 2013, 064302 (2013).
  • N. Parsons, D. Levin, and A. van Duin, “Molecular Dynamics Based Chemistry Models of Hypervelocity Collisions of O(3P) + SO2(X,1A1) in DSMC,” Journal of Chemical Physics, 2013 Jan 28;1 38(4):044316. doi: 10.1063/1.4775481.
  • Z. Li, I. Sohn, and D. Levin, “Effects of Non-Maxwellian Distributions on Shocklayer Radiation from Hypersonic Reentry Flows,” Journal of Thermophysics and Heat Transfer, Vol. 27, No.1, January – March 2013, pp. 183-187.
  • R. Kumar, E. Titov, and D. Levin, “Development of a Particle-Particle Hybrid Scheme to Simulate Multi-scale Transitional Flows,” AIAA Journal, Vol. 51, No. 1, January 2013, pp. 200-217.
  • A. Borner, Z. Li, and D. Levin, “Modeling of an Ionic Liquid Electrospray using Molecular Dynamics with Constraints,” The Journal of Chemical Physics, Vol. 123, 124507 (2012); doi: 10.1063/1.3696006.
  • T. Zhu, R. Kumar, E. Titov, and D. Levin, “DSMC Analysis of Fractal-like Aggregates of Spores in the Semi-rarefied Flow Regime,” Journal of Thermophysics and Heat Transfer, Vol. 26, No. 3, July-September 2012, pp. 417-429.
  • I. Sohn, Z. Li, and D. Levin, “Effect of Non-Local VUV Radiation on a Hypersonic Nonequilibrium Flow,” Journal of Thermophysics and Heat Transfer, Vol. 26, No. 3, July–September 2012, pp. 393-406.
  • H. Deng, T. Ozawa, and D. A. Levin, “Analysis of Chemistry Models for DSMC Simulations of the Atmosphere of Io,” Journal of Thermophysics and Heat Transfer, Vol. 26, No. 1, January-March 2012, pp. 36-46.
  • I. Sohn, Z. Li, D. Levin, and M. Modest, “Coupled DSMC-Photon Monte Carlo Radiation Simulations of a Hypersonic Reentry,” Journal of Thermophysics and Heat Transfer, Vol. 26, No. 1, January – March 2012, pp. 22-35.
  • L. Duan, P. Martin, I. Sohn, D. Levin, and M. Modest, “Study of Emission Turbulence-Radiation in Hypersonic Boundary Layers,” AIAA Journal, Vol. 49, No. 2, pp. 340-348, February 2011.
  • R. Kumar, Z. Li, and D. Levin, “Modeling of Carbon Dioxide Condensation in High Pressure Flows Using the Statistical BGK Approach,” Physics of Fluids, 25 May 2011, Vol.23, Issue 5, DOI: 10.1063/1.3589802.
  • R. Kumar and D. Levin, “Simulation of Homogeneous Condensation of Small Polyatomic Systems in High Pressure Supersonic Nozzle Flows using the BGK Model,” The Journal of Chemical Physics, Vol. 134, 124519 (2011); doi:10.1063/1.3569762.
  • R. Kumar, Z. Li, A. van Duin, and D. Levin, “Molecular Dynamics Studies to Understand the Mechanism of Heat Accommodation in Homogeneous Condensing Flow of Carbon Dioxide,” Journal of Chemical Physics, Vol. 135, 064503 (2011); doi:10.1063/1.3624335.
  • R. Kumar, S. Saurav, E. Titov, D. Levin, R. Long, W.C. Neely, and P. Setlow, “Thermo-structural Studies of Spores Subjected to High Temperature Gas Environments,” International Journal of Heat and Mass Transfer, 54 (2011) 755-765.
  • Z. Li and D. Levin, “Development of a Molecular Dynamics-based Coalescence Model for DSMC Simulations of Ammonia Condensate Flows,” The Journal of Chemical Physics, 134, 124306 (2011); 10.1063/1.3561399.
  • A. Feldick, M. Modest, and D. Levin, “Closely Coupled Flowfield-Radiation Interactions During Hypersonic Reentry,” Journal of Thermophysics and Heat Transfer, Vol. 25, No. 4, October-December 2011, pp. 481-492.
  • Z. Li, T. Ozawa, I. Sohn, and D. Levin, “Modeling of Electronic Excitation and in Non-continuum Hypersonic Reentry Flows,” Physics of Fluids, Vol. 23, 006102 published online 23 June, 2011, doi: 10.1063/1.3601481.

Articles in Conference Proceedings

  • Revathi Jambunathan and Deborah Levin, “Fully kinetic simulations of ion thruster plumes using PIC-DSMC,” Paper No., IEPC-2019-A-529, 36th International Electric Propulsion Conference, September 15-20, 2019, University of Vienna, Austria.
  • Nakul Nuwal and Deborah Levin, “Plasma characteristics in the backflow region of ion thruster plumes using kinetic and Boltzmann models,” Paper No., IEPC-2019-A-367, 36th International Electric Propulsion Conference, September 15-20, 2019, University of Vienna, Austria.
  • Neil Mehta and Deborah Levin, “Colloid thruster droplet evolution analysis using molecular dynamics,” Paper No., IEPC-2019-A-530, 36th International Electric Propulsion Conference, September 15-20, 2019, University of Vienna, Austria.
  • Ozgur Tumuklu, Deborah A. Levin, and Vassilios Theofilis, “Use of particle methods for understanding hypersonic shock boundary layer interactions, “AIP Conference Proceedings 2132, 050001 (2019); https://doi.org/10.1063/1.5119587Proceedings of the 31ST International Symposium on Rarefied Gas Dynamics: RGD31, 23-27, July 2018, Glasgow, UK, ISBN 978-0-7354-5, Yonghao Zhang, David Emerson, Duncan Lockerby and Lei Wu, Volume number: 2132.
  • Neil A. Mehta and Deborah A. Levin, “Study of ionic liquid mixture droplet evolution in an external electric field using molecular dynamics, “AIP Conference Proceedings 2132, 050001 (2019); https://doi.org/10.1063/1.5119535 Proceedings of the 31ST International Symposium on Rarefied Gas Dynamics: RGD31, 23-27, July 2018, Glasgow, UK, ISBN 978-0-7354-5, Yonghao Zhang, David Emerson, Duncan Lockerby and Lei Wu, Volume number: 2132.
  • R. Jambunathan and D. Levin , "Kinetic Modeling of Plasma Plumes using Multi-GPU Forest of Octree Approach," 35th International Electric Propulsion Conference Georgia Institute of Technology – Atlanta, Georgia – USA October 8–12, 2017, IEPC-2017-67.
  • N. Mehta and D. Levin, "Colloid thruster droplet evolution analysis using molecular dynamics," 35th International Electric Propulsion Conference Georgia Institute of Technology – Atlanta, Georgia – USA October 8–12, 2017, IEPC-2017-66.
  • O. Tumuklu, J. Perez, D. Levin, and V. Theofilis, "On linear stability analyses of hypersonic laminar separated flows in a DSMC framework, Part II: Residuals Algorithm and the Least Damped Global Modes, 57th Israel Annual Conference on Aerospace Sciences, March 2017.
  • O. Tumuklu, J. Perez, D. Levin, and V. Theofilis, "On linear stability analyses of hypersonic laminar separated flows in a DSMC framework, Part 1: Base Flow Computations in a Double Cone and a ’Tick’ Model, 57th Israel Annual Conference on Aerospace Sciences, March 2017.
  • Tong Zhu, Zheng Li, Deborah A. Levin, “Coarse-grained model for N2-N relaxation in hypersonic shock conditions using two-dimensional bins,” 30th International Symposium on Rarefied Gas Dynamics, University of Victoria, July 10, 2016 – July 15, 2016, Edited by Andrew Ketsdever and Henning Struchtrup, AIP Conference Proceedings, Vol. 1786, 150008 (2016); http://doi.org/10.1063/1.4967649
  • Neil A. Mehta, Deborah A. Levin, Vanessa J. Murray, and Timothy K. Minton, “Study of non-reactive scattering from graphene using molecular beam experiments and molecular dynamics,” 30th International Symposium on Rarefied Gas Dynamics, University of Victoria, July 10, 2016 – July 15, 2016, Edited by Andrew Ketsdever and Henning Struchtrup, AIP Conference Proceedings, Vol. 1786, 100003 (2016); http://doi.org/10.1063/1.4967614
  • Revathi Jambunathan and Deborah A. Levin,“Forest of octree DSMC simulations of flow through porous media,” 30th International Symposium on Rarefied Gas Dynamics, University of Victoria, July 10, 2016 – July 15, 2016, Edited by Andrew Ketsdever and Henning Struchtrup, AIP Conference Proceedings, Vol. 1786, 050009 (2016), http://doi.org/10.1063/1.4967559
  • Ozgur Tumuklu, Deborah A. Levin, Sergey F. Gimelshein and Joanna M. Austin, “Factors influencing flow steadiness in laminar boundary layer shock interactions,” 30th International Symposium on Rarefied Gas Dynamics, University of Victoria, July 10, 2016 – July 15, 2016, Edited by Andrew Ketsdever and Henning Struchtrup, AIP Conference Proceedings, Vol. 1786, 050005 (2016), http://doi.org/10.1063/1.49675545
  • Ozgur Tumuklu, Deborah A. Levin, Sergey F. Gimelshein and Joanna M. Austin, “Modeling of near-continuum laminar boundary layer shocks using DSMC,” 30th International Symposium on Rarefied Gas Dynamics, University of Victoria, July 10, 2016 – July 15, 2016, Edited by Andrew Ketsdever and Henning Struchtrup, AIP Conference Proceedings, Vol. 1786, 050004 (2016), http://doi.org/10.1063/1.4967554
  • N. Parsons, D. Levin and A. C.T. van Duin, “Development of a Chemistry Model for DSMC Simulation of the Atmosphere of Io using Molecular Dynamics,” 28th International Symposium on Rarefied Gas Dynamics, University of Zaragoza, Spain, July 9 - 13, 2012, AIP Conference Proceedings 1501, Edited by M. Mareschal and A. Santos, pp. 579 - 586.
  • Borner, Z. Li, and D. Levin, “DSMC Study of Homogeneous Condensation of Water in Supersonic Expansions,” 28th International Symposium on Rarefied Gas Dynamics, University of Zaragoza, Spain, July 9 - 13, 2012, AIP Conference Proceedings 1501, Edited by M. Mareschal and A. Santos, pp. 565 - 572.
  • Z. Li, I. Sohn, and D. Levin, “State Specific Vibrational Relaxation and Dissociation Models for Nitrogen in Shock Wave Regions,” 28th International Symposium on Rarefied Gas Dynamics, University of Zaragoza, Spain, July 9 - 13, 2012, AIP Conference Proceedings 1501, Edited by M. Mareschal and A. Santos, pp. 653 - 660.
  • A. Borner, Z. Li, D. Levin, “Modeling of an Ionic Liquid Electrospray using a Molecular Dynamics Model,” 28th International Symposium on Rarefied Gas Dynamics, University of Zaragoza, Spain, July 9 - 13, 2012, AIP Conference Proceedings 1501, Edited by M. Mareschal and A. Santos, pp. 887 - 894.
  • Z. Li, I. Sohn, and D. Levin, “Modeling of Internal Energy Excitation and Dissociation of Molecular Nitrogen in Hypersonic Reentry Flows,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 1233.
  • H. Deng, C. Moore, D. Levin, and D. Goldstein, “Analysis of SO2+O Chemistry Models for Simulations of the Atmosphere of Io,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 1139.
  • Z. Li, I. Sohn, and D. Levin, “Application of DSMC Electronic Excitation Modeling to Radiation Calculation of Hypersonic Reentry Flows,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 1118.
  • H. Deng, Z. Li, L Gochberg, and D. Levin, “Investigation of the DSMC Approach for Ion/neutral Species in Modeling Low Pressure Plasma Reactor,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 1033.
  • R. Kumar, Z. Li, A. van Duin, D. Levin, “Molecular Dynamics Studies to Understand the Mechanism of Heat Accommodation in Homogeneous Condensation Flow of CO2,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 853.
  • A. Borner, Z. Li, and D. Levin, “Development of a Water Evaporation Model using Molecular Dynamics,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 847.
  • E. Titov, R. Kumar, and D. Levin, “Determining of Flow Non-equilibrium Regions using the Kolmogorov-Smirnov Criterion,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 563.
  • E. Titov, R. Kumar, and D. Levin, “Simulation of a typical reentry vehicle TPS local Flow Features and Material Response”, 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, pp. 498.
  • E. V. Titov, Rakesh Kumar, and D. A. Levin, “In depth analysis of AVCOAT TPS response to a reentry flow,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, pp. 492.
  • R. Kumar and D. Levin, “Simulation of Homogeneous Condensation of Ethanol in High Pressure Supersonic Nozzle Flows using BGK Condensation Model,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011 p. 185.
  • R. Kumar and D. Levin, “A New Weighting Scheme Approach for Two-phase Homogeneous Condensation Modeling,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010, Editors Deborah A. Levin, Ingrid J. Wysong, and Alejandro L. Garcia, American Institute of Physics Conference Proceedings, Vol. 1333, 2011, p. 179.
  • Z. Li, J. Zhong, D. Levin, and B. Garrison, “Kinetic Nucleation Model for Free-Expanding Water Condensation Plume Simulations,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 613.
  • L. Gochberg, T. Ozawa, H. Deng, and D. Levin, “Direct Simulation Monte Carlo Simulations of Low Pressure Semiconductor Plasma Processing,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 945.
  • E. Titov, J. Zhong, D. Levin, and D. Picetti, “Simulation of Crack Growth Due to Carbon Oxidation in High-Temperature Gas Environments,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 965.
  • E. Titov, R. Kumar, D. Levin, N. Gimelshein, and S. Gimelshein, “Analysis of Different Approaches to Modeling of the Nozzle Flows in the Near Continuum Regime,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 978.
  • J. Zhong and D. Levin, “Direct Simulation of Argon Condensation Flow Using a Kinetic Evaporation Model,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 584.
  • J. Zhong, Z. Li, and D. Levin, “Modeling of CO2 Homogeneous Condensation Plumes,” 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 588.
  • H. Deng, T. Ozawa, and D. A. Levin, “Analysis of Chemistry Models for DSMC Simulations of the Atmosphere of Io, 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 1055.
  • T. Ozawa, I. Nompelis, D. A. Levin, M. Barnhardt, and G. V. Candler, “DSMC-CFD Comparison of a High Altitude, Hypersonic Reentry Flow Using the Mott-Smith Model,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 760.
  • T. Ozawa, A. Wang, D. A. Levin, and M. Modest, “Particle Methods for Simulating Atomic Radiation in Hypersonic Reentry Flows,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008, American Institute of Physics Conference Proceedings, Vol. 1084, 2009, pp. 748.
  • T. Ozawa, I. J. Wysong, and D. A. Levin, “O+HCl Cross Sections and Reaction Probabilities in DSMC,” pp. 923-928, Proceedings of 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21-28, 2006, Edited by M. S. Ivanov and A. K. Rebrov, Siberian Branch of the Russian Academy of Sciences, ISBN 978-5-7692-0924-6.
  • D. A. Levin and J. Zhong, “Kinetic Multiscale Modeling and Simulation of Cluster Formation Processes in Free Gas Expansions Using DSMC,” pp. 619-626, Proceedings of 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21-28, 2006, Edited by M. S. Ivanov and A. K. Rebrov, Siberian Branch of the Russian Academy of Sciences, ISBN 978-5-7692-0924-6.
  • S. V. Rogasinsky, D. A. Levin, and M. S. Ivanov, “Statistical errors of DSMC results for rarefied gas flows,” pp. 391-395, Proceedings of 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21-28, 2006, Edited by M. S. Ivanov and A. K. Rebrov, Siberian Branch of the Russian Academy of Sciences, ISBN 978-5-7692-0924-6.
  • M. Zeifman, J. Zhong, and D. Levin, “ Application of Homogeneous Nucleation Theory to the Condensation in Unsteady Gas Expansion,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004, pp. 509-516, published by American Institute of Physics, AIP Conference Proceedings, Vol. 762, New York, 2005, ISBN 0-7354-0247-7, Editor Mario Capitelli.
  • J. Zhong, M. Zeifman, and D. Levin, “Modeling of Argon Condensation in a Free Expansion Jet with a Kinetic Approach,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004, pp. 391-395, published by American Institute of Physics, AIP Conference Proceedings, Vol. 762, New York, 2005, ISBN 0-7354-0247-7, Editor Mario Capitelli.
  • T. Ozawa, D. Fedosov, and D. Levin, “Modeling of OH Production Distributions Using QCT-MD and BL Models in a Bow Shock,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004, pp. 902-907, pp. 589-594, published by American Institute of Physics, AIP Conference Proceedings, Vol. 762, New York, 2005, ISBN 0-7354-0247-7, Editor Mario Capitelli.
  • D. Fedosov, S. Rogasinsky, M. Ivanov, A. Alexeenko, M. Zeifman, and D. Levin, “Analysis of Numerical Errors in the DSMC Method,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004, pp. 589-594, published by American Institute of Physics, AIP Conference Proceedings, Vol. 762, New York, 2005, ISBN 0-7354-0247-7, Editor Mario Capitelli.
  • E. Titov and D. Levin, “Application of the DSMC Technique to the Modeling of a Dense, Low Reynolds Number MEMS Device,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004, pp. 761-766, published by American Institute of Physics, AIP Conference Proceedings, Vol. 762, New York, 2005, ISBN 0-7354-0247-7, Editor Mario Capitelli.
  • N. Gimelshein, S. Gimelshein, D. Levin, M. Ivanov and I. Wysong, “Reconsideration of DSMC Models for Internal Energy Transfer and Chemical Reactions,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 349-357, 2003.
  • G. Markelov, M. Ivanov, S. Gimelshein and D. Levin, “Statistical Simulation of Near-Continuum Flows with Separation,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 457-464, 2003.
  • Alexeenko, S. Gimelshein, D. Levin, A. Ketsdever and M. Ivanov, “Study of Orifice Flow in the Transitional Regime,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 565-571, 2003.
  • J. Zhang, D. Goldstein, P. Varghese, N. Gimelshein, S. Gimelshein, D. Levin and L. Trafton, “DSMC Modeling of Gasdynamics, Radiation and Fine Particulates in Ionian Volcanic Jets,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 704-711, 2003.
  • A. Alexeenko, D. Levin, S. Gimelshein and B. Reed, “Numerical Investigation of Physical Processes in High-Temperature MEMS-based Nozzle Flows,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 760-767, 2003.
  • S. Gimelshein, G. Markelov, M. Ivanov and D. Levin, “Laminar Hypersonic Separated Flows Modeled with the DSMC Method,” Rarefied Gas Dynamics: 23rd International Symposium, edited by A. D. Ketsdever and E. P. Muntz, American Institute of Physics, 0-7354-0124-1/03, pp. 1065-1072, 2003.
  • A. Alexeenko, R.J. Collins, S. Gimelshein, D. A. Levin, “Challenges of Three-Dimensional Modeling of Microscale Propulsion Devices with the DSMC Method,” 22nd International Symposium on Rarefied Gas Dynamics, Sydney, Australia, pp. 464-471, July 9-14, 2000.
  • M. Benson, S. Gimelshein, D. Levin, and A. Montaser, “Modeling of Droplet Evaporation from a Nebulizer in an Inductively Coupled Plasma,” 22nd International Symposium on Rarefied Gas Dynamics, Sydney, Australia, pp. 246-253, July 9-14, 2000.
  • S. Gimelshein, R. Collins and D. Levin, “Numerical Modeling of Radiation in Flows About a Reentry Vehicle at High Altitudes,” 22nd International Symposium on Shock Waves, Imperial College, London, July 1999.
  • R. Collins, D. Levin, and V. Dogra, “A Reexamination of the Atmospheric Explorer Data Using the DSMC Technique,” 21st Rarefied Gas Dynamics Meeting, Marseilles, France, pp. 665-672, July 1998.
  • D. Levin, I. Boyd, and K. Kossi, “Ultraviolet Radiation From The Hydroxyl Radical: A Diagnostic In Rarefied Flows,” Proceedings of the International Symposium on Rarefied Gas Dynamics, Beijing, China, pp. 651-656, August 19-24, 1996.

Other Publications

  • D. Levin, R. T. Loda, and R. J. Collins, “Instrumentation Considerations for a Bow Shock Radiation Experiment,” SPIE Paper Los Angeles Meeting, Vol. 1059, January 1989.
  • R. T. Loda, D. A. Levin, and R. J. Collins, “Analysis of Laser Diagnostics in Plumes,” SPIE Paper at the Los Angeles SPIE Meeting, Vol. 1062, January 1989.
  • D. Levin, R. J. Collins, and G. V. Candler, “Computations for Support Design Measurements of Radiation from Low Velocity Shock Heated Air,” AIAA-90-0132, 28th Aerospace Sciences Meeting, January 1990.
  • D. Levin, R. T. Loda, G. V. Candler, and C. Park, “Theory of Radiation from Low Velocity Heated Air,” AIAA-90-0133, 28th Aerospace Sciences Meeting, January 1990.
  • Christou, R. T. Loda, and D. A. Levin, “LIDAR Feasibility Studies on In-Flight Rocket Plumes,” AIAA-90-0138, 28th Aerospace Sciences Meeting, January 1990.
  • T. Christou, R. T. Loda, and D. A. Levin, “Simulation of Range-Resolved DIAL Measurements on In-flight Rocket Plumes,” AIAA Paper No. 91-0461, 29th Aerospace Sciences Meeting, January 7-10, 1991.
  • L. H. Caveny and D. A. Levin, “Bow Shock Ultraviolet Signature Rocket Experiment-Initial Results,” Short Wavelength Phenomenology and Application Conference, Applied Physics Laboratory, June 26-28, 1990.
  • P. W. Erdman, E. C. Zipf, P. Espy, C. Howlett, D. A. Levin, R. T. Loda, and G. V. Candler, “Flight Measurements of Low Velocity Bow Shock Ultraviolet Radiation,” AIAA Paper No. 91-1410, 26th Thermophysics Conference, June 1991.
  • D. Levin, G.V. Candler, R. J. Collins, P. W. Erdman, E. Zipf, P. Espy and C. Howlett, “Comparison of Theory with Experiment for the Bow Shock Ultraviolet Rocket Flight,” AIAA Paper No. 91-1411, 26th Thermophysics Conference, June 1991.
  • Howlett, P. Espy, P. Erdman, E. Zipf, D. Levin, R. Collins, D. Mann, L. Caveny, “Ultraviolet Emissions Stimulated by Atmospheric Shocks,” Proceedings Vehicle-Environment Interactions Conference, JHU/APL, pp. 53-75, March 11-13, 1991.
  • D. A. Levin, L. Caveny, D. Mann, R. Collins, C. Howlett, P. Espy, P. Erdman, and E. Zipf, “Ultraviolet Emissions from In-Flight Plume and Hardbody Flowfields,” The Proceedings of the 19th JANNAF Exhaust Plume Technology Conference, CPIA Publication 568, May 1991.
  • P. W. Erdman, E. C. Zipf, P. Espy, C. Howlett, R. J. Collins, C. T. Christou, D. A. Levin, and G. V. Candler, “In-Situ Measurements of UV and VUV Radiation from a Rocket Plume and Re-entry Bow Shock,” AIAA Paper No. 92-0124, 1992.
  • Candler, D. Levin, J. Brandenburg, R. Collins, P. Erdman, E. Zipf, and C. Howlett, “Comparison of Theory with Plume Radiance Measurements from the Bow Shock Ultraviolet 2 Rocket Flight,” AIAA Paper No. 92-0125, 1992.
  • D. A. Levin, L. Caveny, and D. Mann, “Ultraviolet Emissions Quantified by Rocket Payloads,” SPIE OE/Aerospace Sensing Meeting, April 20-24, 1992, Orlando, Florida. Published with the SPIE Proceedings of Ultraviolet Technology IV, Vol. 1764, pp. 384-399, January 1993.
  • P. Erdman, E. Zipf, C. Howlett, D. A. Levin, R. Collins, and G. Candler, “Measurements of Ultraviolet Radiation from a 5 Km/sec Bow Shock,” AIAA Paper No. 92-2870, 1992.
  • D. A. Levin, G. Candler, R. Collins, P. Erdman, E. Zipf, C. Howlett, “Examination of Ultraviolet Radiation Theory for Bow Shock Rocket Experiments,” AIAA Paper No. 92-2871, 1992.
  • D. Levin, R. Collins, L. Caveny, D. Tietz, and D. Mann, “The Measurement and Application of Aerodynamically Induced Optical Signature Ultraviolet,” invited paper, presented at the 8th Meeting of Optical Engineering in Israel, December 1992.
  • D. A. Levin, C. Howlett, L. Caveny, and D. Mann, “High Altitude Shock-layer Ultraviolet Emissions Measured Using Highly Elliptical Orbits,” SPIE OE/Aerospace Sensing Meeting, April 13-14, 1993, Orlando, Florida. Published with the SPIE Proceedings of Surveillance Technologies and Imaging Components, Vol. 1952, pp. 64-74.
  • D. A. Levin, G. Candler, R. Collins, C. Howlett, P. Espy, E. Whiting, and C. Park, “Comparison of Theory with Atomic Oxygen 1304 Radiation Data from the Bow Shock Ultraviolet 2 Rocket Flight,” AIAA Paper No. 93-2811, AIAA 28st Thermophysics Conference, Orlando, Florida, July 6-9, 1993.
  • D. A. Levin, R. Finke, G. Candler, D. Boyd, L. Howlett, and P. Erdman, “In-Situ Measurements of Transitional and Continuum Flow UV Radiation from Small Satellite Platforms,” AIAA Paper No. 94-0248, 32nd Aerospace Sciences Meeting, January, 1994.
  • D. A. Levin, L. Caveny, D. Mann, and D. Burt, “Skipper-An Innovative U.S. and Russian University Space Science Mission,” SPIE OE/Aerospace Sensing Meeting, April 4-6, 1994, Orlando, Florida. Published with the SPIE Proceedings of Aerial Surveillance Sensing Including Obscured and Underground Object Detection, Vol. 2217, pp. 292-306.
  • D. A. Levin, R. Collins, G. Candler, and P. Erdman, “In-situ Flight Observations of CO Cameron Band Emissions from the Plume of Aluminized Solid Fuel Propellants,” JANNAF 21st Exhaust Plume Technology Subcommittee Meeting, October 21, 1994.
  • D. A. Levin, R. Collins, G. Candler, and P. Erdman, “Examination of OH Ultraviolet Radiation from Shock-Heated Air,” AIAA Paper No. 95-0708, 33rd Aerospace Sciences Meeting, January 1995.
  • D. A. Levin, G. Candler, and R. Collins, “An Overlay Method for Calculating Excited State Species Properties in Hypersonic Flows,” AIAA Paper No. 95-2073, 30th AIAA Thermophysics Conference, June 1995.
  • D. A. Levin, “Modeling of VUV Radiation at High Altitudes,” AIAA Paper No. 96-1899, 31st AIAA Thermophysics Conference, June 1996.
  • V. Dogra, R. Collins, and D. A. Levin, “Modeling of High Altitude Spacecraft Environments,” AIAA Paper No. 97-0987, January 1997.
  • D. Levin, L. Caveny, and G. Beaghler, “Dual-Mode Spectral Detection of Hypersonic Flows,” invited paper, presented at the 10th Meeting of Optical Engineering in Israel, March 1997.
  • D. Levin, J Hong, R. Collins, J. Emery, and A. Tietjen, “Comparison of Atlas Ground Based Plume Imagery with Chemically Reacting Flow Solutions,” AIAA Paper No. 97-253, Atlanta, Georgia, June 23, 1997.
  • R. Collins, V. Dogra, and D. A. Levin, “Simulations of Spacecraft Rarefied Environments Using a Proposed Surface Model,” AIAA Paper No. 98-0834, 36th AIAA Aerospace Sciences Meeting and Exhibit, January, 1998.
  • D. Levin and G. Candler, “Multi-spectral Shocklayer Radiation from a Hypersonic Slender Body,” AIAA Paper No. 98-2465, 7th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, Albuquerque, New Mexico, June 15, 1998.
  • M. Wright, R. Rao, G. Candler, J. Hong, T. Schilling, and D. A. Levin, “Modeling Issues in the Computation of Plume Radiation Signatures,” AIAA Paper No. 98-3622, 34th Joint Propulsion Conference and Exhibit, Cleveland, Ohio, July 12-15, 1998.
  • I. Boyd, K. Kannenberg, K. Kossi, D. Levin, and D. Weaver, “Modeling the Plume Contamination and Emissions of an Ammonia Arcjet,” AIAA Paper No. 98-3505, 34th Joint Propulsion Conference and Exhibit, Cleveland, Ohio, July 12-15, 1998.
  • D. Levin, G. Candler, and C. Limbaugh, “Multi-Spectral Shocklayer Radiance from a Hypersonic Slender Body,” Chemical and Physical Processes in Combustion, 1999 Technical Meeting Joint Meeting of the United States Sections: The Combustion Institute, George Washington University, March 15-17, 1999.
  • S. F. Gimelshein, D. A. Levin, J. A. Drakes, G. F. Karabadzhak, Y. Plastinin, and M. S. Ivanov, “Modeling UV Radiation from High Altitude Plumes and Comparison with Data from the Mir Space Station,” AIAA Paper No 99-3452, 38th, 23rd Thermophysics Conference, Norfolk, Virginia, June 28-July 1, 1999.
  • D. Levin, S. F. Gimelshein, J. A. Drakes, R. S. Hiers, G. F. Karabadzhak, and Y. Plastinin, “Modeling of Emissions from the Soyuz, Progress, and Mir Rocket Exhaust Plumes at High Altitudes,” AIAA Paper No. 2000-0601, 38th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 10-13, 2000.
  • F. Karabadzhak, Y. Plastinin, Drakes, J., McGregor, W., Bradley, D., Teslenko, V., Shvets, N., Volkov, O., Kukushkin, V., S. F. Gimelshein, and D. A. Levin, “Mir-Based Measurements of the Ultraviolet Emissions from Rocket Exhaust Plume Interactions with the Atmosphere at 380 km Altitude,” AIAA Paper No. 2000-0105, 38th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 2000.
  • S. F. Gimelshein, D. A. Levin, and R. J. Collins, “Modeling of Infrared Radiation in a Space Transportation System Environment,” AIAA Paper No. 2000-0731, 38th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 2000.
  • S. F. Gimelshein, D. A. Levin, J. A. Drakes, R. S. Hiers, G. F. Karabadzhak, and Y. Plastinin, “DSMC Modeling of Chemically Reacting Two- and Three-Dimensional Flows from Soyuz-TM Rocket Exhaust Plumes,” AIAA Paper No. 2000-2433, 34th Thermophysics Conference, Denver, Colorado, June 19-22, 2000.
  • D. Levin, and S. F. Gimelshein, “Modeling of OH Vibrational Distributions Using Molecular Dynamics with Direct Simulation Monte Carlo Methods,” AIAA Paper No. 2000-2432, 34th Thermophysics Conference, Denver, Colorado, June 19-22, 2000.
  • C. Benson, S. F. Gimelshein, D. A. Levin, Montaser, A., “Simulation of Droplet-Gas Interactions in an Inductively Coupled Plasma Using the Direct Simulation Monte Carlo Method,” AIAA Paper No.-2000-2431, 34th Thermophysics Conference, Denver, Colorado, June 19-22, 2000.
  • A. Alexeenko, R. Collins, S. F. Gimelshein, and D. A. Levin, “Challenges of Three-Dimensional Modeling of Microscale Propulsion Devices with the DSMC Method,” Rarefied Gas Dynamics International Symposium, Sydney, Australia, July 2000.
  • D. Levin, and S. F. Gimelshein, “A New OH Vibrational Distribution Model Developed Using Molecular Dynamics,” Rarefied Gas Dynamics International Symposium, Sydney, Australia, July 2000.
  • C. Benson, S. F. Gimelshein, D. A. Levin, Montaser, A., “Simulation of Droplet-Gas Interactions in an Inductively Coupled Plasma Using the Direct Simulation Monte Carlo Method,” Rarefied Gas Dynamics International Symposium, Sydney, Australia, July 2000.
  • A. Alexeenko, S. F. Gimelshein, R. Collins, and D. A. Levin, “Numerical Modeling of Axisymmetric and Three-Dimensional Flows in MEMS Nozzles,” AIAA Paper No. 2000-3668, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Huntsville, Alabama, July 16-19, 2000.
  • S. F. Gimelshein, A. A. Alexeenko, and D. A. Levin, “Modeling of the Interaction of a Side Jet with a Rarefied Atmosphere,” AIAA Paper No. 2001-0503, 39th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 8-11, 2001.
  • A. Alexeenko, N.E. Gimelshein, D. A. Levin, S. F. Gimelshein, J. S. Hong, T. Schilling, R. J. Collins, R. Rao, and G. Candler, “Modeling of Radiation in the Atlas Plume-Flow,” AIAA Paper No. 2001-0355, 39th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 8-11, 2001.
  • A. Alexeenko, D. A. Levin, S. F. Gimelshein, R. J. Collins, and Markelov, G. N., “Numerical Simulation of High-Temperature Gas Flows in a Millimeter-Scale Thruster,” AIAA Paper No. 2001-1011, 39th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 8-11, 2001.
  • C. Phillips, P. Erdman, C. Howlett, D. A. Levin, M. Lovern, and D. Mann, “Innovations in Multispectral Self-Induced Shocklayer Radiance Measurement Instrumentation and Data Acquisition Suite,” AIAA Paper No. 2001-0353, 39th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 8-11, 2001.
  • A. Alexeenko, D. Levin, S. F. Gimelshein, M. Ivanov, and A. Ketsdever, “Numerical and Experimental Study of Orifice Flow in the Transitional Regime,” AIAA Paper No. 2001-3072, 35th AIAA Thermophysics Conference, Anaheim, California, June 2001.
  • J. Zhang, P. Varghese, D. Goldstein, N. Gimelshein, D. A. Levin, “Modeling Low Density Sulfur Dioxide Jets: Application to Volcanoes on Jupiter's Moon Io,” AIAA Paper No. 2001-2767, 35th AIAA Thermophysics Conference, Anaheim, California, June 2001.
  • C. Benson, S. Gimelshein, D. A. Levin, and A. Montaser, “Modeling of Droplet Evaporation and Coalescence for Direct Injection into an Inductively Coupled Plasma,” AIAA Paper No. 2001-3037, 35th AIAA Thermophysics Conference, Anaheim, California, June 2001.
  • N. Gimelshein, D. A. Levin, S. F. Gimelshein, “Numerical Modeling of OH Production in High-Temperature Rarefied Flows With the DSMC Method,” AIAA Paper No. 2001-2892, 35th AIAA Thermophysics Conference, Anaheim, California, June 2001.
  • S. F. Gimelshein, A. A. Alexeenko, and D. A. Levin, “Modeling of Chemically Reacting Flows from a Side-jet at High Altitudes,” AIAA Paper No. 2002-0212, 40th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 2002.
  • S. F. Gimelshein, D. A. Levin, G. Markelov, Kudryavtsev, and M. Ivanov, “Statistical Simulation of Laminar Separation in Hypersonic Flows: Numerical Challenges,” AIAA Paper No. 2002-0736, 40th Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 2002.
  • D. Levin, C. Benson, S. F. Gimelshein, and A. Montaser, “Simulation of Droplet Heating in an Inductively Coupled Plasma,” Paper No. 2C03, 2002 IEEE International Conference on Plasma Science, Banff, Alberta, Canada, May 2002.
  • W. Lempert, M. Boehm, N. Jiang, S. F. Gimelshein, and D. A. Levin, “Comparison of Molecular Tagging Velocimetry Data and DSMC Simulation in Supersonic Micro Jet Flows,” AIAA Paper No. 2002-3195, 32nd AIAA Fluid Dynamics Conference, St. Louis, Missouri, June 2002.
  • S. F. Gimelshein, N. Gimelshein, D. A. Levin, M. Ivanov, and G. Markelov, “Modeling of Rarefied Hypersonic Flows over Spacecraft in Martian Atmosphere using the DSMC Method,” AIAA Paper No. 2002-2759, 8th AIAA/ASME Thermophysics Conference, St. Louis, Missouri, June 2002.
  • A. Alexeenko, D. A. Levin, S. F. Gimelshein, R. Collins, and B. Reed, “Numerical Study of Flow Structure and Thrust Performance for 3-D MEMS-based Nozzles,” AIAA Paper No. 2002-3194, 32nd AIAA Fluid Dynamics Conference, St. Louis, Missouri, June 2002.
  • C. Benson, J. Zhong, S. F. Gimelshein D. A. Levin, “A General Model for the Simulation of Aerosol Droplets in a High-Temperature Environment,” AIAA Paper No. 2002-3181, 32nd AIAA Fluid Dynamics Conference, St. Louis, Missouri, June 2002.
  • A. Alexeenko, S. F. Gimelshein, R. Collins, D. A. Levin, and B. Reed, “Comparison of Modeling and Experiment for 3D Micro-Thruster Flows,” 23rd International Symposium on Rarefied Gas Dynamics, Whistler, British Columbia, Canada, July 21-25, 2002.
  • A. Alexeenko, S. F. Gimelshein, D. A. Levin, A. Ketsdever, and M. Ivanov, “Application of the DSMC method for Nano-Newton Thrust Stand Calibration,” 23rd International Symposium on Rarefied Gas Dynamics, Whistler, British Columbia, Canada, July 21-25, 2002.
  • N. Gimelshein, S. F. Gimelshein, M. Ivanov, D. Levin, J. Wysong, “Reconsideration of DSMC Models for Internal Energy Transfer and Chemical Reaction,” 23rd International Symposium on Rarefied Gas Dynamics, Whistler, British Columbia, Canada, July 21-25, 2002.
  • C. Benson, S. F. Gimelshein, D. A. Levin, and A. Montaser, “A Direct Simulation Monte Carlo Model for the Determination of Aerosol Behavior in a High-Temperature Environment,” 23rd International Symposium on Rarefied Gas Dynamics, Whistler, British Columbia, Canada, July 21-25, 2002.
  • K. Brentner, S. Gimelshein, D. A. Levin, and K. Viswanath, “Investigation of Soot Combustion in Underexpanded Jet Plume Flows,” AIAA Paper No. 2003-0506, 41st Aerospace Sciences Meeting and Exhibit, January 6-9, 2003.
  • S. F. Gimelshein, and D. A. Levin, G. F. Karabadzhak, “Modeling of Jet Interactions in a Space Environment Using the Direct Simulation Monte Carlo Method,” AIAA Paper No. 2003-1032, 41st Aerospace Sciences Meeting and Exhibit, January 6-9, 2003.
  • A. Alexeenko, D. A. Levin, D. A. Fedosov, S., F. Gimelshein, R. J. Collins, “Coupled Thermal-fluid Analyses of Microthruster Flows,” AIAA Paper No. 2003-0673, 41st Aerospace Sciences Meeting and Exhibit, January 9-12, 2003.
  • J. Zhong, S. Gimelshein, D. A. Levin, C. Benson, and A. Montaser, “Simulation of Particle-Based Knudsen Number Effects in Aerosols,” AIAA Paper No. 2003-3495, 36th AIAA Thermophysics Conference, Orlando, Florida, June 23-26, 2003.
  • A. Alexeenko, S. Gimelshein, and D. Levin, “Reconsideration of Flows through Constriction Microchannels Using the DSMC Method,” AIAA Paper No. 2003-4009, 36th AIAA Thermophysics Conference, Orlando, Florida, June 23-26, 2003.
  • A. Alexeenko, D. Levin, D. Fedosov, S. Gimelshein, and R. J. Collins, “Coupled Thermal-Fluid Modeling of Micronozzles for Performance Analysis,” AIAA Paper No. 2003-4717, 39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003.
  • J. Zhong, S. Gimelshein, M. Zeifman, and D. Levin, “Modeling of Homogenous Condensation in Supersonic Plumes with the DSMC Method,” AIAA paper No. 2004-0166, 42th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 5-8, 2004.
  • T. Ozawa, D. Fedosov, D. Levin and S. Gimelshein, “Use of Quasi-Classical Trajectory Methods in the Modeling of the OH Production Mechanisms in DSMC,” AIAA Paper No. 2004-0336, 42th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, January 5-8, 2004.
  • K. Viswanath, D. Levin, K. Brentner and S. Gimelshein, “Modeling of Soot Oxidation and Prediction of Optical Radiation in Underexpanded Plumes,” AIAA Paper No. 2004-1350, 42th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, January 5-8, 2004.
  • T. Ozawa, et al., “Data and Preliminary Analyses from the DEBI Flight Experiment,” AIAA Paper No. 2004-2451, 37th Thermophysics Conference, Portland, Oregon, June 28, 2004.
  • M. Zeifman, et al, “A Hybrid MD-DSMC Approach to Direct Simulation of Condensation in Supersonic Jets,” AIAA Paper No. 2004-2586, 37th Thermophysics Conference, Portland, Oregon, June 28, 2004 .
  • J. Zhong, M. Zeifman, and D. Levin, “Modeling of Argon Condensation in a Free Expansion Jet with a Kinetic Approach,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004.
  • M. I. Zeifman, J. Zhong, and D. Levin, “Application of Homogeneous Nucleation Theory to the Condensation in Unsteady Gas Expansion,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004.
  • T. Ozawa, D. Fedosov, and D. Levin, “Modeling of OH Production Distributions using QCT-MD and BL Models in a Bow Shock,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004.
  • D. Fedosov, S. Rogasinsky, M. Ivanov, A. Alexeenko, M. Zeifman, and D. Levin, “Analysis of Numerical Errors in the DSMC Method,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004.
  • E. Titov and D. Levin, “Application of the DSMC Technique to the Modeling of a Dense, low Reynolds Number MEMS Device,” 24th-International Symposium on Rarefied Gas Dynamics, Bari, Italy, July 10-16, 2004.
  • J. Zhong, M. Zeifman, and D. Levin, “A Kinetic Model of Condensation in a Free Argon Expanding Jet,” AIAA Paper No. 2005-0767, 43rd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada , January 10-13, 2005.
  • E. Titov, M. Zeifman and D. Levin, “Application of the Kinetic and Continuum Techniques to the Multi-scale Flows in MEMS Devices,” AIAA Paper No. 2005-1399, 43rd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada , January 10-13, 2005.
  • J. Zhong, S. Gratiy, M. Zeifman and D. Levin, “Development of a Kinetic Nucleation Model for Simulation of a Free-Expanding Argon Condensation Flow in DSMC,” 38th AIAA Thermophysics Conference, Toronto, Canada, June 6-9, 2005.
  • E. Titov, M. Zeifman and D. Levin, “Examination of New DSMC Methods for Efficient Modeling of MEMS Device Flows,” AIAA Paper No. 2005-5058, 17th AIAA Fluids Computational Dynamics Conference, Toronto, Canada, June 6-9, 2005.
  • E. Titov and D. Levin “Study of New DSMC Techniques for Efficient Modeling of MEMS Device Flows,” Direct Simulation Monte Carlo Theory, Methods, and Applications Conference, Santa Fe, New Mexico, September 25-28, 2005.
  • J. Zhong and D. Levin, “Simulation of Argon Condensation Plume with the DSMC Approach,” Direct Simulation Monte Carlo Theory, Methods, and Applications Conference, Santa Fe, New Mexico, September 25-28, 2005.
  • T. Ozawa, I. Wysong, and D. Levin, “O+HCl Chemistry Models for Hypervelocity Collisions in DSMC,” AIAA Paper No. 2006-1193, 44th AIAA Aerospace Science Meeting and Exhibit Reno, Nevada, January 11, 2006.
  • E. Titov, D, Levin, A. Gallagher-Rogers, and B. Reed, “Examination of New DSMC Methods for Efficient Modeling of MEMS Device Flows,” AIAA Paper No. 2006-0994, 44th AIAA Aerospace Science Meeting and Exhibit Reno, Nevada, January 11, 2006.
  • S. Gratiy, J. Zhong, and D. Levin, “Numerical Simulation of Argon Condensation with a Full Kinetic Approach in a Free-Expanding Jet,” AIAA Paper No. 2006-3598, 9th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, San Francisco, California, June 5-8, 2006.
  • L. Zheng, J. Zhong, and D. Levin, “Modeling of Radiation Events from a Side Jet Atmospheric Interaction at High Altitudes, AIAA Paper No. 2006-3626, 9th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, San Francisco, California, June 5-8, 2006.
  • J. Zhong. E. Titov, D. Levin, D. Picetti, and V. Aksamentov, V., “Numerical Simulation of a MicroFlow in an Expanding Channel, AIAA Paper No. 2006-3597, 9th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, San Francisco, California, June 5-8, 2006.
  • D. Levin and J. Zhong, invited paper “Kinetic Multiscale Modeling and Simulation of Cluster Formation Processes in Free Gas Expansions Using DSMC,” 25th International Rarefied Gas Dynamics Symposium, St. Petersburg, Russia, July 22-27, 2006.
  • T. Ozawa, I. Wysong, and D. Levin, “O+HCl Cross Sections and Reaction Probabilities in DSMC,” 25th International Rarefied Gas Dynamics Symposium, St. Petersburg, Russia, July 22-27, 2006.
  • J. Zhong, T. Ozawa, and D. Levin, “Modeling of Hypersonic Wake Flows of Slender and blunt Bodies,” 45th AIAA Aerospace Sciences Meeting, January 7-11, 2007, Reno, Nevada, AIAA Paper No. 2007-0612.
  • T. Ozawa, J. Zhong, D. Levin, D. Boger, and M. Wright, “Modeling of the Stardust Reentry Flows with Ionization in DSMC,” 45th AIAA Aerospace Sciences Meeting, Jan. 7-11, 2007, Reno, Nevada, AIAA Paper No. 2007-0611.
  • J. Zhong, T. Ozawa, and D. Levin, “Modeling of Stardust Reentry Reacting Thermal and Chemical Ablation Flow,” 39th AIAA Thermophysics Conference, 25-28 June, 2007, Miami, Florida, AIAA Paper No. 2007-4551.
  • A. Gallagher-Rogers, J. Zhong, and D. Levin, “Simulation of Homogeneous Ethanol Condensation in Supersonic Nozzle Flows using DSMC,” 39th AIAA Thermophysics Conference, 25-28 June, 2007, Miami, Florida, AIAA Paper No. 2007-4159.
  • E. Titov, J. Zhong, D. Levin and D. Picetti, “Simulation of Crack Growth Due to Carbon Oxidation in High-Temperature Gas Environments,” 18th AIAA Computational Fluid Dynamics Conference, 25-28 June, 2007, Miami, Florida, AIAA Paper No. 2007-4469.
  • T. Ozawa, J. Zhong, and D. Levin, “DSMC Modeling of a Strongly Ionized Stardust Reentry Flow,” DSMC07 Conference in Santa Fe, New Mexico, September 30-October 3, 2007.
  • Z. Li, J. Zhong, and D. Levin, “Advanced MD Condensation Models for Modeling Water Expansions into Vacuum Conditions,” DSMC07 Conference in Santa Fe, New Mexico, September 30-October 3, 2007.
  • E. Titov and D. Levin “DSMC and Collision Limiter Forms for Modeling Supersonic Nozzle and Channel Flows,” DSMC07 Conference in Santa Fe, New Mexico, September 30-October 3, 2007.
  • S. Gratiy, A. Walker, D. Levin, D. Goldstein, P. Varghese, L. Trafton, B. Larignon, “Modeling of SO2 IR Radiation in 19 micron from the Sublimation Atmosphere of Io,” Planetary Atmospheres 2007 (PATM 2007), Nov. 6-7, Greenbelt Marriot Hotel, Greenbelt, Md.
  • Z. Li, J. Zhong, D. Levin, and B. Garrison, “Modeling of Water Vapor Condensation in Expanding Plumes,” 46th AIAA Aerospace Sciences Meeting, January 7-10, 2008, Reno, Nevada, AIAA Paper No. 2008-1185.
  • E. Titov, D. Levin, N. Gimelshein, and S. Gimelshein, “Analysis of Different Approaches to Modeling of Nozzle Flows in the Near Continuum,” 46th AIAA Aerospace Sciences Meeting, January 7-10, 2008, Reno, Nevada, AIAA Paper No. 2008-0750.
  • J. Zhong, N. Moghe, Z. Li, and D. Levin, “Modeling of Free-Expanding Argon Condensation Flow with a Unimolecular Evaporation Model,” 46th AIAA Aerospace Sciences Meeting, January 7-10, 2008, Reno, Nevada, AIAA Paper No. 2008-1182.
  • T. Ozawa, I. Nompelis, D. Levin, M. Barnhardt, and G. Candler “CFD and DSMC Comparison of High Altitude Stardust Reentry Flows,” 46th AIAA Aerospace Sciences Meeting, January 7-10, 2008, Reno, Nevada, AIAA Paper No. 2008-1216.
  • I. Boyd, J. Zhong, D. Levin, and P. Jenniskens, “Flow and Radiation Analyses for Stardust Entry at High Altitude,” 46th AIAA Aerospace Sciences Meeting, January 7-10, 2008, Reno, Nevada, AIAA Paper No. 2008-1215.
  • I. Sohn, A. Bansal, D. Levin, and M. Modest, “Advanced Radiation Calculation of Hypersonic Reentry Flows using Efficient Databasing Schemes,” AIAA 40th Thermophysics Conference, 23-26 June 2008, Seattle, Washington, AIAA Paper No. 2008-4091.
  • A. Feldick, M. Modest, and D. Levin, “Closely Coupled Flowield Radiation Interactions For Flowfields Created During Hypersonic Reentry,” 40th Thermophysics Conference, 23-26 June 2008, Seattle, Washington, AIAA Paper No. 2008-4104.
  • T. Ozawa, A. Wang, D. Levin and M. Modest, “Development of a Coupled DSMC - Particle Photon Monte Carlo Method for Simulating Atomic Radiation in Hypersonic Reentry Flows,” 40th Thermophysics Conference, 23-26 June 2008, Seattle, Washington, AIAA Paper No. 2008-3916.
  • Z. Li, J. Zhong, D. Levin, and B. Garrison, “Kinetic Nucleation Model for Free-Expanding Water Condensation Plume Simulations,” 40th Thermophysics Conference, 23-26 June 2008, Seattle, Washington, AIAA Paper No. 2008-4420.
  • T. Ozawa, A. Wang, D. A. Levin, and M. Modest, “Particle Methods for Simulating Atomic Radiation in Hypersonic Reentry Flows,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • T. Ozawa, I. Nompelis, D. A. Levin, M. Barnhardt, and G. V. Candler, “DSMC-CFD Comparison of a High Altitude, Hypersonic Reentry Flow Using the Mott-Smith Model,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • H. Deng, T. Ozawa, and D. A. Levin, “Analysis of Chemistry Models for DSMC Simulations of the Atmosphere of Io, 26th International Symposium on Rarefied Gas Dynamics,” Kyoto, Japan, July, 21 - 25, 2008.
  • J. Zhong, Z. Li, and D. Levin, “Modeling of CO2 Homogeneous Condensation Plumes,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • J. Zhong and D. Levin, “Direct Simulation of Argon Condensation Flow Using a Kinetic Evaporation Model,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • E. Titov, R. Kumar, D. Levin, N. Gimelshein, and S. Gimelshein, “Analysis of Different Approaches to Modeling of the Nozzle Flows in the Near Continuum Regime,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • E. Titov, J. Zhong, D. Levin, and D. Picetti, “Simulation of Crack Growth Due to Carbon Oxidation in High-Temperature Gas Environments,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • L. Gochberg, T. Ozawa, H. Deng, and D. Levin, “Direct Simulation Monte Carlo Simulations of Low Pressure Semiconductor Plasma Processing,” 26th International Symposium on Rarefied Gas Dynamics, Kyoto, Japan, July, 21 - 25, 2008.
  • Z. Li, J. Zhong, D. Levin and B. Garrison, “Development of Homogeneous Water Condensation Models Using Molecular Dynamics,” 47th AIAA Aerospace Sciences Meeting, Jan. 5-8th, 2009, Orlando, Florida, AIAA Paper No. 2009-0265.
  • A. Feldick, M. Modest, T. Ozawa, D. Levin, M. Modest, P. Gnoffo, and C. Johnson “Examination of Coupled Continuum Fluid Dynamics and Radiation in Hypersonic Simulations,” 47th Aerospace Sciences Meeting, Jan. 5-8, 2009, Orlando, Florida, AIAA Paper No. 2009-0475.
  • Sohn, I., T. Ozawa. D. Levin, M. Modest, “DSMC Hypersonic Reentry Flow Simulations with Photon Monte Carlo Radiation,” 47th AIAA Aerospace Sciences Meeting, Jan. 5-8th, 2009, Orlando, Florida, AIAA paper No. 2009-1566.
  • Kumar, R., E. Titov, D. Levin, & S. Gimelshein, “Application of Particle-BGK Approach to Modeling of Nozzle Flows inthe Near Continuum Regime,” 47th AIAA Aerospace Sciences Meeting, Jan. 5-8th, 2009, Orlando, Florida, AIAA paper 2009-1318.
  • A. Bansal, M. Modest, and D. Levin, “Correlated-k Distribution Method for Atomic Radiation in Hypersonic Nonequilibrium Flows,” 47th AIAA Aerospace Sciences Meeting and Exhibit Orlando Florida, 2009, AIAA Paper No. 2009-1027.
  • A. Bansal, M. Modest and D. A. Levin, “Narrow-band k-distribution Database for Atomic Radiation in Hypersonic Nonequilibrium Flows,” ASME Summer Heat Transfer Conference San Francisco California, 2009, ASME Paper No. HT2009-88120.
  • E. Titov, R. Kumar, and D. Levin, “Assessment of Kinetic BGK Application to the Internal and External Flows in Modeling RCC Crack Growth,” AIAA Paper No. 2009-3756, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • E. Titov, D. Levin, D. Picetti, and B. Anderson, “Simulation of TPS Crack Growth Due to Carbon Oxidation Using Advanced Grid Morphing Techniques,” AIAA Paper No. 2009-3599, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • R. Kumar, S. Saurav, E. Titov, D. Levin, R. Long, and W. Neely, “Thero-structural Studies of Spores Subjected to High Temperature Gas Environments,” AIAA Paper No. 2009-3752, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • R. Kumar, E. Titov, and D. Levin, “Comparison of Statistical BGK and DSMC Methods with Theoretical Solutions for Two Classical Fluid Flow Problems,” AIAA Paper No. 2009-3740, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • A. Bansal, M. Modest, and D. Levin, “Application of k-distribution Method to Molecular Radiation in Hypersonic Nonequilibrium Flows,” AIAA Paper No. 2009-3922, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • Z. Li and D. Levin, “Development of Ammonia Cluster-Cluster Coalescence Model Using Molecular Dynamics,” AIAA Paper No. 2009-3748, 41st AIAA Thermophysics Conference, 22-25 June 2009, San Antonio, Texas.
  • Z. Li and D. Levin, “Challenges of Modeling Multi-scale Condensation Flows Using Kinetic Simulation Approaches,” Invited talk given by D. Levin, DSMC2009 Workshop, Santa Fe, New Mexico, September 14, 2009.
  • A. Bansal, M. Modest and D. Levin, “Mixing of k- Distributions for Molecular Radiating Species in Hypersonic Nonequilibrium Flows,” AIAA paper 2010-0234, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • L. Duan, N. Grube, I. Sohn, P. Martin, M. Modest, and D. Levin, “Effect of Turbulent Fluctuations on Radiative Heat Flux in Hypersonic Boundary Layers,” AIAA paper 2010-0354, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • R. Kumar, Z. Li and D. Levin, “Modeling of CO2 Condensation in the High Pressure Flows Using the Statistical BGK Method,” AIAA paper 2010-0818, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • Sohn, I., Z. Li, D. Levin and M. Modest, “Closely-Coupled DSMC Hypersonic Re- Entry Flow Simulations with Photon Monte Carlo Radiation,” AIAA paper 2010-0819, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • Z. Li, A. Borner, and D. Levin, R. Jansen, S. Gimelshein, M. Zeifman, and I. Wysong, “Sensitivity and Accuracy Analysis for Kinetic Modeling of Homogeneous Condensation in Plumes,” AIAA paper 2010-0985, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • T. Ozawa, I. Sohn, Z. Li, D. Levin, and M. Modest, “Modeling of Electronic Excitation and Radiation for Hypersonic Re-Entry Flows in DSMC,” AIAA paper 2010-0987, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • E. Titov, D. Levin, D. Picetti, and B. Anderson , “DSMC and BGK Modeling of CEV Re-entry Ablation Flows,” AIAA-2010-0988, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • A. Feldick, L. Duan, M. Modest, P. Martin, and D. Levin, “Influence of Interactions Between Turbulence and Radiation on Transmissivities in Hypersonic Turbulent Boundary Layers,” AIAA paper 2010-1185, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • H. Deng and D. Levin, “Low Pressure Semiconductor Processing Transport Property Modeling Using Direct Simulation Monte Carlo,” AIAA paper 2010-1339, 48th AIAA Aerospace Sciences Meeting, 4-7 January 2010, Orlando, Florida.
  • E. Titov, R. Kumar, and D. Levin, “Simulation of a typical reentry vehicle TPS local Flow Features and Material Response,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • R. Kumar and D. Levin, “Simulation of Homogeneous Condensation of Ethanol in High Pressure Supersonic Nozzle Flows using BGK Condensation Model,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • R. Kumar and D. Levin, “A New Weighting Scheme Approach for Two-phase Homogeneous Condensation Modeling,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • R. Kumar, Z. Li, A. van Duin, D. Levin, “Molecular Dynamics Studies to Understand the Mechanism of Heat Accommodation in Homogeneous Condensation Flow of CO2,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • Z. Li, I. Sohn, and D. Levin, “Modeling of Internal Energy Excitation and Dissociation of Molecular Nitrogen in Hypersonic Reentry Flows,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • Z. Li, I. Sohn, and D. Levin, “Application of DSMC Electronic Excitation Modeling to Radiation Calculation of Hypersonic Reentry Flows,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • E. Titov, R. Kumar, and D. Levin, “Determining of Flow Non-equilibrium Regions using the Kolmogorov-Smirnov Criterion,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • H. Deng, C. Moore, D. Levin, and D. Goldstein, “Analysis of SO2+O Chemistry Models for Simulations of the Atmosphere of Io,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • H. Deng, Z. Li, L Gochberg, and D. Levin, “Investigation of the DSMC Approach for Ion/neutral Species in Modeling Low Pressure Plasma Reactor,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • Borner, Z. Li, and D. Levin, “Development of a Water Evaporation Model using Molecular Dynamics,” 27th International Symposium on Rarefied Gas Dynamics, Asilomar, CA, July 10-15, 2010.
  • Z. Li, T. Ozawa, I. Sohn, and D. A. Levin (presenter), “Challenges of Modeling of Electronic State Specific Processes for Hypersonic Reentry Flows in DSMC,” AIAA Paper No. 2011-0535, AIAA 49th Aerospace Sciences Meeting, 4-7 Jan 2011, Orlando, Florida.
  • E. V. Titov, R. Kumar, and D. A. Levin, and B. P. Anderson, “Modeling of the Crack Growth in the AVCOAT Heat Shield,” AIAA Paper No. 2011-0137, AIAA 49th Aerospace Sciences Meeting, 4-7 Jan 2011, Orlando, Florida.
  • R. Kumar, E. V. Titov and D. A. Levin, “Development of a Particle-Particle Hybrid Scheme based on ESBGK and DSMC Methods to Simulate Multi-scale Transitional Flows,” AIAA Paper No. 2011-625, AIAA 49th Aerospace Sciences Meeting, 4-7 Jan 2011, Orlando, Florida.
  • I. Sohn, Z. Li, and D. A. Levin, “Effect of Non-local VUV Radiation on a Hypersonic Non-equilibrium Flow,” AIAA Paper No. 2011-533, AIAA 49th Aerospace Sciences Meeting, 4-7 Jan 2011, Orlando, Florida.
  • E.V. Titov, R. Kumar D.A. Levin, B. P. Anderson, S. A. Bouslog, and Reece Neel, “Simulation of Heat Loads on the CEV Orion Compression Pads During Reentry,” AIAA Paper No. 2011-3320, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • E. V. Titov, R. Kumar and D, A. Levin, and B. P. Anderson, “Towards the Development of Hybrid Methods for Modeling Reentry Flows Around Blunt Bodies,” AIAA Paper No. 2011-3127, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • T. Zhu, R. Kumar, E. V. Titov and D. A. Levin, “DSMC Analysis of Fractal-like Aggregates of Spores in the Semi-rarefied Flow Regime,” AIAA Paper No. 2011-3938, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • R. Kumar, E. V. Titov, D. A. Levin, and B. P. Anderson, “Development and Application of a Charring Ablator Thermal Response Model,” AIAA Paper No. 2011-3785, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • Z. Li, I. Sohn, and D. Levin, “DSMC Modeling of Vibration-Translational Relaxation of Molecular Nitrogen in Hypersonic Reentry Flows,” AIAA Paper No. 2011-3131, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • I. Sohn , Z. Li, and D. Levin, “The Effect of Surface Ablation Chemistry on Radiation in Hypersonic Reentry Flows,” AIAA Paper No. 2011-3758, 42nd AIAA Thermophysics Conference, 27 - 30 June 2011, Honolulu, Hawaii.
  • A. Borner, Z. Li and D. Levin, “Ionic Liquid Electrospray Modeling using Molecular Dynamics,” AIAA Paper No. 2011-5524, 47th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, 31 July - 03 August 2011, San Diego, California.
  • Z. Li, I. Sohn, and D. A. Levin, “DSMC Modeling of Vibration-Translational Relaxation of Molecular Nitrogen in Hypersonic Reentry Flows,” DSMC2011 Workshop, Santa Fe, New Mexico, USA, September 26 - 28, 2011.
  • R. Dhariwal, R. Kumar, D.A. Levin, D.B. Goldstein, P.L. Varghese, and L.M. Trafton, “Modeling and Simulation of Near-field Enceladus Plumes from Tiger Stripe Fractures using a Collision-limiter Condensation Model,” AIAA Paper No. 2012-0226, 50th AIAA Aerospace Sciences Meeting, 9-12 January, 2012, Nashville, Tennessee.
  • R. Kumar, A. Borner, Z. Li, and D. Levin, “Electrospray Simulation in a Colloid Thruster using Particle-in-Cell (PIC) Approach,” AIAA Paper No. 2012-0788, 50th AIAA Aerospace Sciences Meeting, 9-12 January, 2012, Nashville, Tennessee.
  • Z. Li, I. Sohn, and D. Levin, “DSMC Modeling of NO Formation for Simulation of Radiation in Hypersonic Flows,” AIAA Paper No. 2012-0228, 50th AIAA Aerospace Sciences Meeting, 9-12 January, 2012, Nashville, Tennessee.
  • N. Parsons, D. Levin, and Adri C.T. van Duin, “Development of a Chemistry Model for DSMC Simulation of the Atmosphere of Io,” AIAA Paper No. 2012-0227, 50th AIAA Aerospace Sciences Meeting, 9-12 January, 2012, Nashville, Tennessee.
  • A. Borner, D. Levin, and Z. Li, “Study of Homogeneous Condensation of Water in Supersonic Expansions using Molecular Dynamics,” AIAA Paper No. 2012-0229, 50th AIAA Aerospace Sciences Meeting, 9-12 January, 2012, Nashville, Tennessee.
  • T. Zhu, D. Levin, P. Setlow, and C. Neely, “Deactivation Analysis of Spores in a High Temperature Gas Using a Coupled Water Diffusion and Heat Transfer Model,” 43nd AIAA Thermophysics Conference, New Orleans, LA, 25 - 28 Jun 2012, AIAA Paper 2012-2878.
  • Z. Li, I. Sohn, and D. Levin, “State Specific Vibrational Relaxation and Dissociation Models for Nitrogen in Shock Wave Regions,” 43nd AIAA Thermophysics Conference, New Orleans, LA, 25 - 28 Jun 2012, AIAA Paper 2012-2996.
  • P. Wang, A. Borner, Z. Li, and D. Levin, “An Advanced Particle-in-Cell (PIC) Approach for Electrospray Simulation in a Colloid Thruster using Molecular Dynamics Simulation Results,” 43rd AIAA Thermophysics Conference, 25-28 June 2012, New Orleans, LA, AIAA Paper No. 2012-2993.
  • N. Parsons, D. Levin, and A. van Duin, “Analysis of Molecular Dynamics Based Chemistry Models for DSMC Simulations of the atmosphere of Io,” AIAA 43rd Thermophysics Conference, AIAA-2012-2994, June 2012, New Orleans, LA.
  • A. Borner, Z. Li, and D. Levin, “Modeling of an Ionic Liquid Electrospray using a Molecular Dynamics Model,” 48th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, AIAA 2012-4291, Atlanta, GA.
  • A. Borner, Z. Li, and D. Levin, “Modeling of an Ionic Liquid Electrospray using a Molecular Dynamics Model,” 28th International Symposium on Rarefied Gas Dynamics, July 8-13, 2012, Zaragosa, Spain.
  • Z. Li, I. Sohn, D. A. Levin, “State Specific Vibrational Relaxation and Dissociation Models for Nitrogen in Shock Wave Regions, 28th International Symposium on Rarefied Gas Dynamics, July 8-13, 2012, Zaragosa, Spain.
  • A. Borner, Z. Li, and D. Levin, “DSMC Study of Homogeneous Condensation of Water in Supersonic Expansions, “28th International Symposium on Rarefied Gas Dynamics, July 8-13, 2012, Zaragosa, Spain.
  • N. Parsons, D. Levin, A. van Duin , “Development of a Chemistry Model for DSMC Simulation of the Atmosphere of Io using Molecular Dynamics,” July 8-13, 2012, Zaragosa, Spain.
  • B. Korkut, Z. Li, and D. Levin, “Three Dimensional Simulation of Ion Thruster Plumes with Octree Adaptive Mesh Refinement,” AIAA paper 2013-204, AIAA 51th Aerospace Sciences Meeting 7-10 Jan 2013, Grapevine, Texas.
  • Z. Li, T. Zhu, and D. Levin, “DSMC Simulation of Vibrational Excitation and Reactions of Molecular Nitrogen in Shock Tube Flows,” AIAA paper 2013-1201, AIAA 51th Aerospace Sciences Meeting 7-10 Jan 2013, Grapevine, Texas.
  • A. Borner and D. Levin, “Coupled Molecular Dynamics – One-Dimensional PIC Simulations of Ionic Liquid Electrospray Thrusters,” 40th IEEE International Conference on Plasma Science (ICOPS), San Francisco, CA, June 2013.
  • A. Borner, P. Wang, Z. Li and D. Levin, “Coupled Molecular Dynamics - PIC Simulations of Ionic Liquid Electrospray Thrusters,” AIAA paper 2013-3821, 49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July, 2013, San Jose, CA.
  • B. Korkut, P. Wang, Z. Li, and D. Levin, “Three Dimensional Simulation of Ion Thruster Plumes with AMR and Parallelization Strategies,” AIAA paper 2013-3825, 49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July, 2013, San Jose, CA.
  • P. Wang, A. Borner, B. Korkut, Z. Li, and D. Levin, “Simulations of Electrospray in a Colloid Thruster with a High Resolution Particle-in-Cell Method,” AIAA paper 2013-2629, 44th AIAA Plasmadynamics and Lasers Conference, June 2013, San Diego, CA.
  • V. Patil, D. Levin, S. Gimelshein, and J. Austin, “Study of Shock-shock Interactions for the HET Facility Double Wedge Configuration using the DSMC Approach,” AIAA paper 2013-3202, AIAA 43rd Fluid Dynamics Conference, June 2013, San Diego, CA.
  • T. Zhu, Z. Li, and D. Levin, “Modeling of NO Radiation from Unsteady and Steady Shocks Using DSMC,“ AIAA paper 2013-2786, AIAA 44th Thermophysics Conference, June 2013, San Diego, CA.
  • N. Parsons and D. Levin, “DSMC Implementation of MD/QCT Generated Energy Distributions for SO2 + O Collisions,” AIAA paper 2013-2785, AIAA 44th Thermophysics Conference, June 2013, San Diego, CA.
  • Z. Li, R. Dhariwal, and D. Levin, “DSMC Simulation of Near-field Enceladus Plumes from Tiger Stripe Fractures,” AIAA paper 2013-2787, AIAA 44th Thermophysics Conference, June 2013, San Diego, CA.
  • A. Borner, Z. Li, and D. Levin, “Comparison of DSMC and Experimental Results of H2O Supersonic Condensed Jets,“ AIAA paper 2013-2784, AIAA 44th Thermophysics Conference, June 2013, San Diego, CA.
  • A. Borner and D. Levin, “Coupled Molecular Dynamics – Three-Dimensional Poisson Simulations of Ionic Liquid Electrospray,” 33rd International Electric Propulsion Conference, The George Washington University, Washington, D.C., Paper number: IEPC-2013-453, October 10, 2013.
  • N. Parsons, D. Levin, and A. van Duin, “Development of DSMC Chemistry Models for Nitrogen Collisions Using Accurate Theoretical Calculations, “ DSMC13, Oct. 20, 2013, Santa Fe, New Mexico.
  • V. Patil, D. Levin, S. Gimelshein, and J. Austin, “Study of shock-shock interactions for a Double Wedge using the DSMC Approach, “ 66th Annual Meeting of the APS Division of Fluid Dynamics, November, 2013, Pittsburgh, PA.
  • Z. Li and D. Levin, “Modeling of Condensation in Near-field Enceladus Plumes from Tiger Stripes" American Geophysical Union Fall Meeting, 9-13 December 2013, Moscone Convention Center, San Francisco, California.
  • B. Korkut, D. Levin, J. Young, and R. Sedwick, “Comparison of Ion Thruster Plumes Generated in the SPPL-1 Facility with DSMC-PIC Simulations with AMR,” AIAA paper No. 2014-0139, SciTech, 13 - 17 January 2014, National Harbor, Maryland.
  • V. Patil, O. Tumuklu, Z. Li, and D. Levin, “Development of the Ellipsoidal Statistical Bhatnagar-Gross-Krook method for Hypersonic Flows,“ AIAA Paper No. 2014-1211, SciTech, 13 - 17 January 2014, National Harbor, Maryland.
  • T. Zhu, Z. Li, and D. Levin, “Simulation of Radiation Generated by Chemical Reactions in Weakly Ionized Shock Waves using DSMC,” AIAA Paper No. 2014-1212, SciTech, 13 - 17 January 2014, National Harbor, Maryland.
  • N. Parsons, T. Zhu, D. Levin, A. van Duin , “Development of DSMC Chemistry Models for Nitrogen Collisions Using Accurate Theoretical Calculations,” AIAA Paper No. 2014-1213, SciTech, 13 - 17 January 2014, National Harbor, Maryland.
  • T. Zhu, N. Parsons, Z. Li, and D. Levin, “High Fidelity Modeling of Energy Transfer and Chemical Reactions in Shock Waves,” 7th AIAA Theoretical Fluid Mechanics Conference, AIAA Paper No. 2014-3207, AIAA Aviation 2014 Conference, Atlanta Georgia 16-20, Jun 2014
  • N. Mehta, T. Zhu, D. Levin, A. van Duin, “Molecular Dynamics Studies of Thermal Accommodation on Carbon Structures,” 11th AIAA/ASME Joint Thermophysics and Heat Transfer Conference , AIAA Aviation 2014 Conference, Atlanta Georgia 16-20, Jun 2014. AIAA Paper No. 2014-2681
  • R. Jambunathan and D. Levin , “Gridfree Octree DSMC for Fractal-like Spherical Aggregates, 11th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, AIAA Aviation 2014 Conference, Atlanta Georgia 16-20, Jun 2014.
  • Z. Li, A. Borner, A. Rahnamoun, D. Levin1, and A. van Duin, “BGK and MD Simulations of Water Supersonic Condensed Jets,” Paper No. 2014-2819 11th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, 16-20 June 2014, Atlanta, Georgia
  • B. Korkut and D. Levin, “Three Dimensional DSMC-PIC Simulations of Ion Thruster Plumes with SUGAR,“ 50th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 28-30, 2014, Cleveland, OH, AIAA Paper No. 2014-3447
  • O. Tumuklu, D. Levin, and J. Austin, “Shock-shock Interactions for a Double Wedge Configuration in Different Gases, “ AIAA Paper No. 2015-1520, 53rd AIAA Aerospace Sciences Meeting, AIAA SciTech 2015 5-9 January 2015, Kissimmee, Florida
  • S. Sawant, B. Korkut, O. Tumuklu, and D. Levin, “Development of an AMR Octree DSMC Approach for Shock Dominated Flows, “ Paper No. 2015-0070AIAA SciTech 2015January 5th 2015
  • Neil, Mehta and Deborah Levin, Molecular Dynamics Studies of Nitrogen collision on Graphene and Quartz Surfaces, AIAA Paper No. 2016-0502, 54th AIAA Aerospace Sciences Meeting, San Diego, CA, 2016, 10.2514/6.2016-0502.
  • Saurabh S. Sawant, Revathi Jambunathan, Ozgur Tumuklu, Burak Korkut, Deborah A. Levin, Study of Shock-Shock Interactions Using an Unstructured AMR Octree DSMC Code, AIAA Paper No. 2016-0501, 54th AIAA Aerospace Sciences Meeting, San Diego, CA, 2016, 10.2514/6.2016-0501
  • Ozgur Tumuklu and Deborah A. Levin, Simulation of Hypersonic Flows using a Particle-based Ellipsoidal Statistical Bhatnagar-Gross-Krook Method, AIAA Paper No. 2016-2060, 54th AIAA Aerospace Sciences Meeting, San Diego, CA, 2016, 10.2514/6.2016-2060
  • Revathi Jambunathan and Deborah. A. Levin, Advanced Parallelization Strategies for Modeling Flow Through Ablative Thermal Protection System, AIAA Paper No. 2016-3387, 46th AIAA Thermophysics Conference (Ablation-II) June 13, 2016, Washington DC.
  • Tong, Zhu, Zheng Li, and Deborah Levin, High Fidelity Modeling of Energy Transfer in the N2 + N system for Strong Shock Conditions, AIAA Paper No. 2016-4150, 46th AIAA Thermophysics Conference, June 2016, Washington DC, 10.2514/6.2016-4150
  • Neil A. Mehta and Deborah A. Levin. "Effect of solvents on Ethylammonium nitrate nanostructure in the presence of an electric field", 55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-1341) http://dx.doi.org/10.2514/6.2017-1341
  • Ozgur Tumuklu, Deborah A. Levin and Vassilis Theofilis. "Assessment of Degree of Steadiness in Boundary Layer Shock-Interaction Flows", 55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-1614) http://dx.doi.org/10.2514/6.2017-1614
  • Saurabh S. Sawant, Abhilash Harpale, Revathi Jambunathan, Huck Beng Chew, and Deborah Levin, "High fidelity and multi-scale thermal response modeling of an Avcoat-like TPS", 55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, (AIAA 2017-0438) http://dx.doi.org/10.2514/6.2017-0438
  • Ozgur Tumuklu, Jose Miguel Perez, Deborah Levin, Vassilis Theofilis, “On Linear Stability Analyses of Hypersonic Laminar Separated Flows in a DSMC Framework Part I: Base Flow Computations in a Double Cone and a ’Tick’ Model,” Paper ThL1T3.1, March 16, 2017, 57 Israel Annual Conference on Aerospace Sciences (IACAS), Tel Aviv, Israel.
  • Ozgur Tumuklu, Jose Miguel Perez, Deborah Levin, Vassilis Theofilis, “On Linear Stability Analyses of Hypersonic Laminar Separated Flows in a DSMC Framework Part II: Base Flow Computations in a Double Cone and a ’Tick’ Model,” Paper ThL1T3.1, March 16, 2017, 57 Israel Annual Conference on Aerospace Sciences (IACAS), Tel Aviv, Israel.
  • Saurabh Sawant, Ozgur Tumuklu, Revathi Jambunathan, and Deborah A. Levin. "Novel use of AMR Unstructured Grids in DSMC Compressible Flow Simulations", 47th AIAA Thermophysics Conference, AIAA AVIATION Forum, (AIAA 2017-4028) https://doi.org/10.2514/6.2017-4028
  • Deborah A. Levin and Revathi Jambunathan, DSMC Modeling of Flows through Porous Media,” DSMC17: Santa Fe, NM, August 27-30, 2017
  • Abhilash Harpale, Saurabh S. Sawant, Revathi Jambunathan, Deborah Levin and Huck Beng Che, “Analysis of Ablative TPS Using Scale-Bridging Molecular Dynamics, 9th Ablation Workshop, Aug. 30-Sept. 1, 2017, Bozeman, Montana
  • Saurabh Sawant, Pooja Rao, Abhilash Harpale, Revathi Jambunathan, Huck Beng Chew, and Deborah Levin, “Bridging Micro-Scale and Continuum Material Models for AVCOAT-Like TPS,” 9th Ablation Workshop, Aug. 30-Sept. 1, 2017, Bozeman, Montana
  • N. Mehta and D. Levin, “Colloid thruster droplet evolution analysis using molecular dynamics,” Presented at the 35th International Electric Propulsion Conference Georgia Institute of Technology – Atlanta, Georgia – USA October 8 - 12, 2017, IEPC-2017-66.
  • R. Jambunathan and D. Levin, “Kinetic modeling of plasma plumes using multi-GPU Forest of Octree Approach” Presented at the 35th International Electric Propulsion Conference Georgia Institute of Technology – Atlanta, Georgia – USA October 8 - 12, 2017, IEPC-2017-67.
  • Ozgur Tumuklu, Deborah A. Levin and Vassilis Theofilis, “On the Temporal Evolution in Laminar Separated Boundary Layer Shock-Interaction Flows using DSMC,” 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, Colorado, Nov., 2017.
  • Nicholas Zuiker, James Williams, Dr. Zachary Putnam, Dr. Deborah Levin, Dr. Alexander Ghosh, Dr. Alina Alexeenko, “Design of a CubeSat Mission to Investigate High-Enthalpy Nonequilibrium Flow Chemistry,” AIAA SciTech, Aerospace Sciences Meeting, Paper No. 2018-1936, Jan. 11, 2018.
  • Saurabh Sawant, Pooja Rao, Abhilash Harpale, Huck Beng Chew, and Deborah Levin, “Micro-scale thermal response modeling of Avcoat-like TPS,” AIAA 2018-0495, AIAA SciTech, Aerospace Sciences Meeting, Paper No. 2018-1936, Jan. 9, 2018.
  • R. Jambunathan and D. Levin, “Multi- GPU PIC-DSMC solver for modeling ion thruster plasma plume and neutralization,” AIAA 2018-0495, AIAA SciTech, Aerospace Sciences Meeting, Paper No. 2018-1297, Jan., 2018.
  • R. Jambunathan, D. Levin, F. Panerai, A. Borner, and J. Ferguson, “Prediction of thermal protection system material permeability and tortuosity factor using Direct Simulation Monte Carlo,” AIAA 2018-0497, AIAA SciTech, Aerospace Sciences Meeting, Paper No. 2018-1297, Jan., 2018.
  • J. Morgan, N. Nuwal, J. Williams, Z. Putnam, D. Levin, A. Pikus, A. Berger, and A. Alexeenko, “Prediction of Flight Measurements of High-Enthalpy Nonequilibrium Flow from a CubeSat-Class Atmospheric Probe,” AIAA Paper No. 2018-1234, AIAA SciTech, Aerospace Sciences Meeting, Jan. 2018.
  • Ozgur Tumuklu, D. Levin, and Vassilis Theofilis, “Development of New Techniques for Studying Unsteady Behavior in Hypersonic Boundary Layer Interactions,” AIAA Paper No. 2018-3709, AIAA AVIATION Forum, June 25-29, 2018, Atlanta, Georgia 2018 Fluid Dynamics Conference.
  • Ozgur Tumuklu, D. Levin, and Vassilis Theofilis , “Effects of Reynolds Number on Laminar Boundary Layer Shock-Interaction Hypersonic Flows on a Double Cone, “AIAA Paper No. 2018-4032, AIAA AVIATION Forum, June 25-29, 2018, Atlanta, Georgia.
  • Neil Mehta, Archith Rayabharam, and Deborah Levin, “Simulations of Surface Evolution due to Particulate-Surface Interactions,” AIAA Paper No. 2019-1776, Thermophysics, AIAA SciTech Forum, 7-11 January 2019, San Diego, California.
  • Akhil V. Marayikkottu, Saurabh S. Sawant and Deborah Levin, “Simulations of inert particle transportation in moving shock waves generated by electrostatic discharges,” AIAA Paper No. 2019-0631, FD-2 Multiple phase flows II, AIAA SciTech Forum, 7-11 January 2019, San Diego, California.
  • Saurabh S. Sawant, Ozgur Tumuklu, Vassilis Theofilis and Deborah A. Levin, “Study of Spanwise Perturbations in Hypersonic Shock-Wave/Boundary Layer Interactions on a Double Wedge, AIAA 2019-3442.” AIAA Aviation 2019 Forum, 17-21 June 2019, Dallas, Texas Published Online:14 Jun 2019, https://doi.org/10.2514/6.2019-3442
  • Nakul Nuwal and Deborah A. Levin, “Kinetic modeling of ion thruster plume plasma surface interactions,” IEEE PULSED POWER AND PLASMA SCIENCE CONFERENCE 2019 23-28 June 2019 Orlando, Florida.
  • Arman Tekinalp and Deborah Levin, “3D Detailed Far Field Plume Modeling of SPT-100,” AIAA 2019-3989, AIAA Propulsion and Energy 2019 Forum, 19-22 August 2019, Indianapolis, IN, Published Online:16 Aug 2019, https://doi.org/10.2514/6.2019-3989
  • Revathi Jambunathan and Deborah Levin, “Effect of Electron Source Location on Ion Thruster Plume Neutralization and Backflow Characteristics Using PIC-DSMC,” AIAA 2019-3991, AIAA Propulsion and Energy 2019 Forum, 19-22 August 2019, Indianapolis, IN, Published Online:16 Aug 2019, https://doi.org/10.2514/6.2019-3991
  • Nakul Nuwal and Deborah Levin, “Kinetic modeling of parasitic currents on spacecraft surfaces due to ambient space plasmas,” AIAA 2019-4147, AIAA Propulsion and Energy 2019 Forum, 19-22 August 2019, Indianapolis, IN, Published Online:16 Aug 2019, https://doi.org/10.2514/6.2019-4147
  • Saurabh S. Sawant, Pooja Rao, Abhilash Harpale, Huck Beng Chew, Deborah A. Levin, “Multi scale Thermal Response Modeling of an AVCOAT-like Thermal Protection Material,” 11th Ablation Workshop , September 16-17, 2019, University of Minnesota, Minneapolis, MN 55455 http://ablation2019.engr.uky.edu
  • Nakul Nuwal and Deborah A. Levin, “Numerical modeling of plasma-surface interactions in space vacuum, “ AIAA 2020-2153, Published Online:5 Jan 2020, https://doi.org/10.2514/6.2020-2153 AIAA Scitech 2020 Forum, 6-10 January 2020, Orlando, FL
  • Akhil Marayikkottu Vijayan, Saurabh S. Sawant, Deborah A. Levin, Ci Huang, Mirko Schoenitz, and Edward Dreizin, “Comparison of numerical simulations of inert particle transport in an electrostatic discharge with experimental results,“ AIAA 2020-1798, Published Online:5 Jan 2020, https://doi.org/10.2514/6.2020-1798, AIAA Scitech 2020 Forum, 6-10 January 2020, Orlando, FL
  • Saurabh S. Sawant, Ozgur Tumuklu, Vassilis Theofilis and Deborah A. Levin, “Analysis of Spanwise Homogeneous Perturbations in Laminar Hypersonic Shock-Boundary Layer Interactions,” AIAA 2020-0108, Published Online:5 Jan 2020, ttps://doi.org/10.2514/6.2020-0108, AIAA Scitech 2020 Forum, 6-10 January 2020, Orlando, FL

Teaching Honors

  • AIAA Thermophysics TC David Weaver Best Student Paper, Co-recipient (2009)
  • AIAA Thermophysics TC David Weaver Best Student Paper, Co-recipient (2010)

Research Honors

  • Naval Research Laboratory (1995)
  • Penn State Engineering Society (PSES) PSES Outstanding Research Award (2006)
  • Penn State Engineering Society (PSES) Premier Research Award (2013)

Public Service Honors

  • NASA Engineering and Safety Center Group Achievement Award (2006)

Other Honors

  • AIAA Certificate of Merit for Best paper in 35th Thermophysics Conference, Anaheim California (2001)

Recent Courses Taught

  • AE 434 - Rocket Propulsion
  • AE 485 - Spacecraft Environments
  • AE 498 SPE (AE 498 SPO) - Spacecraft Environment

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