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2017

On the temporal evolution in laminar separated boundary layer shock-interaction flows using DSMC

Tumuklu, O., Levin Fliflet, D. & Theofilis, V., Jan 1 2017, AIAA SciTech Forum - 55th AIAA Aerospace Sciences Meeting. American Institute of Aeronautics and Astronautics Inc., AIAA 2017-1614. (AIAA SciTech Forum - 55th AIAA Aerospace Sciences Meeting).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flow interactions
Laminar boundary layer
Shock waves
Boundary layers
Hypersonic flow
2010

Modeling of sodium radiation from reentry flows at high altitudes

Zheng, J. & Levin Fliflet, D., Sep 1 2010, In : Journal of Spacecraft and Rockets. 47, 5, p. 757-764 8 p.

Research output: Contribution to journalArticle

reentry
Reentry
high altitude
Sodium
sodium
2018

Application of adaptively refined unstructured grids in DSMC to shock wave simulations

Sawant, S. S., Tumuklu, O., Jambunathan, R. & Levin Fliflet, D., Jul 15 2018, In : Computers and Fluids. 170, p. 197-212 16 p.

Research output: Contribution to journalArticle

Shock waves
Gas fuel measurement
Hypersonic flow
Surface measurement
Hypersonic aerodynamics
2012

Deactivation analysis of spores in a high temperature gas using a coupled water diffusion and heat transfer model

Zhu, T., Levin, D. A., Setlow, P. & Neely, W. C., Dec 1 2012, 43rd AIAA Thermophysics Conference 2012. (43rd AIAA Thermophysics Conference 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

spores
high temperature gases
deactivation
heat transfer
Heat transfer
2019
Spacecraft
Plasmas
Kinetics
2014

Development of the ellipsoidal statistical bhatnagar-gross-krook method for hypersonic flows

Patil, V. N., Tumuklu, O., Li, Z. & Levin Fliflet, D., 2014, 52nd AIAA Aerospace Sciences Meeting - AIAA Science and Technology Forum and Exposition, SciTech 2014. American Institute of Aeronautics and Astronautics Inc.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

hypersonic flow
Hypersonic flow
Boltzmann equation
BGK model
Maxwell-Boltzmann density function
2018

On the unsteadiness of shock-laminar boundary layer interactions of hypersonic flows over a double cone

Tumuklu, O., Theofilis, V. & Levin Fliflet, D., Oct 1 2018, In : Physics of fluids. 30, 10, 106111.

Research output: Contribution to journalArticle

hypersonic flow
Hypersonic flow
laminar boundary layer
Laminar boundary layer
Cones
2010

Modeling of CO2 homogeneous and heterogeneous condensation plumes

Li, Z., Zhong, J. & Levin, D. A., Apr 1 2010, In : Journal of Physical Chemistry C. 114, 12, p. 5276-5286 11 p.

Research output: Contribution to journalArticle

plumes
Condensation
condensation
condensing
stagnation pressure
2012

Coupled DSMC-PMC radiation simulations of a hypersonic reentry

Sohn, I., Li, Z., Levin, D. A. & Modest, M. F., Jan 1 2012, In : Journal of thermophysics and heat transfer. 26, 1, p. 22-35 14 p.

Research output: Contribution to journalArticle

hypersonic reentry
photons
radiation
simulation
hypersonics
2017

Molecular-dynamics-derived gas-surface models for use in direct-simulation Monte Carlo

Mehta, N. A. & Levin Fliflet, D., Oct 1 2017, In : Journal of thermophysics and heat transfer. 31, 4, p. 757-771 15 p.

Research output: Contribution to journalArticle

molecular dynamics
accommodation coefficient
gases
incidence
simulation
2010

Compressible laminar boundary-layer flows with statistical Bhatnagar-Gross-Krook approaches

Kumar, R., Titov, E. V. & Levin, D. A., Jul 1 2010, In : Journal of thermophysics and heat transfer. 24, 3, p. 556-565 10 p.

Research output: Contribution to journalArticle

compressible boundary layer
laminar boundary layer
boundary layer flow
flat plates
Monte Carlo method
2011

The effect of surface ablation chemistry on radiation in hypersonic reentry flows

Sohn, I., Li, Z. & Levin, D. A., Dec 1 2011, 42nd AIAA Thermophysics Conference. (42nd AIAA Thermophysics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

hypersonic reentry
surface vehicles
Reentry
Hypersonic aerodynamics
Ablation

In depth analysis of AVCOAT TPS response to a reentry flow

Titov, E. V., Kumar, R. & Levin, D. A., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 492-497 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

thermal protection
reentry
pyrolysis
sweat cooling
ablation

Investigation of the DSMC approach for ion/neutral species in modeling low pressure plasma reactor

Deng, H., Li, Z., Levin, D. & Gochberg, L., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 1033-1038 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

low pressure
reactors
ions
simulation
hollow cathodes
2018

Micro-scale thermal response modeling of an Avcoat-like TPS

Sawant, S. S., Rao, P., Harpale, A., Chew, H. B. & Levin Fliflet, D., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gases
Microstructure
Pyrolysis
Statistics
Formaldehyde
2010

K-distributions for gas mixtures in hypersonic nonequilibrium flows

Bansal, A., Modest, M. & Levin, D., Dec 14 2010, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition. 2010-0234. (48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic flow
Gas mixtures
Radiative transfer
Flow fields
Thermodynamics
2012

DSMC simulations of the plasma bombardment on Io's sublimated and sputtered atmosphere

Moore, C. H., Walker, A. C., Goldstein, D. B., Varghese, P. L., Trafton, L. M., Parsons, N. & Levin Fliflet, D., Jan 1 2012.

Research output: Contribution to conferencePaper

Sublimation
Plasmas
Plasma interactions
Sputtering
Ions
2017
Hypersonic aerodynamics
Laminar flow
Hypersonic flow
Linearization
Probability distributions

Three-dimensional simulations of backflows from ion thruster plumes using unstructured grid refinement

Korkut, B. & Levin, D. A., Jan 1 2017, In : Journal of Propulsion and Power. 33, 1, p. 264-275 12 p.

Research output: Contribution to journalArticle

plumes
plume
ion
Ions
simulation
2019

Multi-scale thermal response modeling of an AVCOAT-like thermal protection material

Sawant, S. S., Rao, P., Harpale, A., Chew, H. B. & Levin Fliflet, D., Apr 2019, In : International Journal of Heat and Mass Transfer. 133, p. 1176-1195 20 p.

Research output: Contribution to journalArticle

thermal protection
pyrolysis
boundary layers
microstructure
Boundary layers
2010

Modeling of crew exploration vehicle re-entry ablation flows

Titov, E. V., Kumar, R., Levin, D. A., Larin, M. E. & Anderson, B. P., Dec 14 2010, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition. 2010-0988. (48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reentry
Ablation
Boundary conditions
Cracks
Earth atmosphere
2019

Multiscale modeling of damaged surface topology in a hypersonic boundary

Mehta, N. A. & Levin Fliflet, D., Sep 28 2019, In : Journal of Chemical Physics. 151, 12, 124710.

Research output: Contribution to journalArticle

Open Access
hypersonics
Hypersonic aerodynamics
topology
Topology
Graphite
2010

Low pressure semiconductor processing transport property modeling using Direct Simulation Monte Carlo

Deng, H., Li, Z. & Levin, D. A., Dec 13 2010, 48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition. 2010-1339. (48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transport properties
Semiconductor materials
Processing
Physical vapor deposition
Plasmas
2017

Novel use of AMR unstructured grids in DSMC compressible flow simulations

Sawant, S. S., Tumuklu, O. & Levin, D. A., Jan 1 2017, 47th AIAA Thermophysics Conference, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (47th AIAA Thermophysics Conference, 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Compressible flow
Flow simulation
2018

Development of new techniques for studying unsteady behavior in hypersonic boundary layer interactions

Tumuklu, O., Levin Fliflet, D. & Theofilis, V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3709. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic boundary layers
Momentum
Reynolds number
Cones
Acoustics
2011

Application of DSMC electronic excitation modeling to radiation calculation of hypersonic reentry flows

Li, Z., Sohn, I., Levin, D. A. & Modest, M. F., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 1118-1123 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

hypersonic reentry
ionization
radiation
electron energy
electronics
2014

High fidelity modeling of energy transfer and chemical reactions in shock waves

Zhu, T., Li, Z., Parsons, N. & Levin Fliflet, D., Jan 1 2014, AIAA AVIATION 2014 -7th AIAA Theoretical Fluid Mechanics Conference. American Institute of Aeronautics and Astronautics Inc., (AIAA AVIATION 2014 -7th AIAA Theoretical Fluid Mechanics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Shock waves
Energy transfer
Chemical reactions
Nitrogen
Temperature
2011

Development of a water cluster evaporation model using Molecular Dynamics

Borner, A., Li, Z. & Levin, D. A., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 847-852 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

trimers
dimers
evaporation
molecular dynamics
potential energy

A new weighting scheme approach for two-phase condensation modeling

Kumar, R. & Levin, D. A., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 179-184 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

stagnation pressure
condensation
simulation
2010

Reconsideration of planar couette flows using the statistical Bhatnagar-Gross-Krook approach

Kumar, R., Titov, E. V. & Levin, D. A., Apr 1 2010, In : Journal of thermophysics and heat transfer. 24, 2, p. 254-262 9 p.

Research output: Contribution to journalArticle

Couette flow
simulation
Knudsen flow
comfort
gas dynamics
2013

Three dimensional simulation of ion thruster plumes with AMR and parallelization strategies

Korkut, B., Wang, P., Li, Z. & Levin, D. A., Sep 16 2013, 49th AIAA/ASME/SAE/ASEE Joint PropulsionConference. (49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Parallel processing systems
Monte Carlo methods
Kinetics
Ions
2018

Prediction of thermal protection system material permeability and hydraulic tortuosity factor using Direct Simulation Monte Carlo

Jambunathan, R., Levin Fliflet, D., Borner, A., Ferguson, J. C. & Panerai, F., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hydraulics
Boundary layers
Carbon
Gases
Materials properties
2013

Simulations of electrospray in a colloid thruster with high resolution particle-in-cell method

Wang, P., Borner, A., Korkut, B., Li, Z. & Levin, D. A., Sep 10 2013.

Research output: Contribution to conferencePaper

Colloids
Particles (particulate matter)
colloids
Molecular dynamics
high resolution
2012

Development of a chemistry model for DSMC simulation of the atmosphere of Io

Parsons, N., Levin Fliflet, D. & Van Duin, A. C. T., 2012, 50th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition. AIAA 2012-0227

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Molecular dynamics
Trajectories
Atomization
Moon
Sulfur dioxide
2018

Effects of reynolds number on laminar boundary layer shock-interaction hypersonic flows on a double cone

Tumuklu, O., Levin Fliflet, D. & Theofilis, V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-4032. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic flow
Laminar boundary layer
Cones
Reynolds number
Heating
2012

Analysis of chemistry models for DSMC simulations of the atmosphere of Io

Deng, H., Ozawa, T. & Levin, D. A., Jan 1 2012, In : Journal of thermophysics and heat transfer. 26, 1, p. 36-46 11 p.

Research output: Contribution to journalArticle

Io
chemistry
atmospheres
molecular dynamics
trajectories
2011

Determining of flow non-equilibrium regions using the kolmogorov-smirnov criterion

Titov, E. V., Kumar, R. & Levin, D. A., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 563-568 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Couette flow
vehicles
Crew Exploration Vehicle
Kolmogorov-Smirnov test
reentry
2019

Study of ionic liquid mixture droplet evolution in an external electric field using molecular dynamics

Mehta, N. A. & Levin Fliflet, D., Aug 5 2019, 31st International Symposium on Rarefied Gas Dynamics, RGD 2018. Lockerby, D., Emerson, D. R., Wu, L. & Zhang, Y. (eds.). American Institute of Physics Inc., 050001. (AIP Conference Proceedings; vol. 2132).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
molecular dynamics
electric field
droplets
droplet
nitrates
2010

Spectral module for photon Monte Carlo calculations in hypersonic nonequilibrium radiation

Ozawa, T., Modest, M. F. & Levin Fliflet, D., Feb 1 2010, In : Journal of Heat Transfer. 132, 2, p. 1-8 8 p.

Research output: Contribution to journalArticle

nonequilibrium radiation
hypersonics
Hypersonic aerodynamics
Molecular electronics
Photons
2014

Development of DSMC chemistry models for nitrogen collisions using accurate theoretical calculations

Parsons, N., Zhu, T., Levin, D. A. & Van Duin, A. C. T., Jan 1 2014, 52nd Aerospace Sciences Meeting. American Institute of Aeronautics and Astronautics Inc., (52nd Aerospace Sciences Meeting).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic aerodynamics
Molecular dynamics
Trajectories
Reentry
Nitrogen
2011

Closely coupled flowfield-radiation interactions during hypersonic reentry

Feldick, A. M., Modest, M. F. & Levin, D. A., Oct 1 2011, In : Journal of thermophysics and heat transfer. 25, 4, p. 481-492 12 p.

Research output: Contribution to journalArticle

hypersonic reentry
computational fluid dynamics
hypersonics
radiation
Crew Exploration Vehicle
2018

Ablative thermal protection systems: Pyrolysis modeling by scale-bridging molecular dynamics

Harpale, A., Sawant, S., Kumar, R., Levin, D. & Chew, H. B., Apr 2018, In : Carbon. 130, p. 315-324 10 p.

Research output: Contribution to journalArticle

Molecular dynamics
Pyrolysis
Phenolic resins
Computer simulation
Syntactics
2013
Steam
Specific heat
water vapor
Molecular dynamics
Condensation
2011

DSMC modeling of internal energy excitation and dissociation of molecular nitrogen in hypersonic reentry flows

Li, Z., Sohn, I. & Levin, D. A., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 1233-1238 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

hypersonic reentry
internal energy
dissociation
nitrogen
excitation
2012

DSMC modeling of NO formation for simulation of radiation in hypersonic flows

Li, Z., Sohn, I. & Levin, D. A., Dec 1 2012.

Research output: Contribution to conferencePaper

Hypersonic flow
Radiation
Molecules
Electronic states
Quenching
2011

Study of turbulence-radiation interaction in hypersonic turbulent boundary layers

Duan, L., Feldick, A. M., Martín, M. P., Modest, M. F. & Levin, D. A., Dec 6 2011.

Research output: Contribution to conferencePaper

Hypersonic aerodynamics
Boundary layers
Turbulence
Radiation
Radiative transfer
2013

Three dimensional simulation of ion thruster plumes with AMR and parallelization strategies

Korkut, B., Wang, P., Li, Z. & Levin, D. A., Jan 1 2013, 49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference. American Institute of Aeronautics and Astronautics Inc., (49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference; vol. 1 PartF).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Parallel processing systems
Monte Carlo methods
Kinetics
Ions
2011

Simulation of plasma interaction with Io's atmosphere

Moore, C. H., Deng, H., Goldstein, D. B., Levin, D., Varghese, P. L., Trafton, L. M., Stewart, B. D. & Walker, A. C., Oct 18 2011, 27th International Symposium on Rarefied Gas Dynamics - 2010, RGD27. PART 1 ed. p. 1163-1168 6 p. (AIP Conference Proceedings; vol. 1333, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

plasma interactions
Io
atmospheres
neutral gases
collisions
2015

State specific modeling of energy transfer in N2-N2 under high temperature condition

Zhu, T., Li, Z., Parsons, N. & Levin Fliflet, D., Jan 1 2015, 53rd AIAA Aerospace Sciences Meeting. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2015-0477. (53rd AIAA Aerospace Sciences Meeting).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bins
Energy transfer
Electron energy levels
Trajectories
Temperature
2011

Towards the development of a hybrid statistical method for modeling reentry flows about blunt bodies

Titov, E. V., Kumar, R. & Levin, D. A., Dec 1 2011, 42nd AIAA Thermophysics Conference. (42nd AIAA Thermophysics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

blunt bodies
reentry
Reentry
Statistical methods
Monte Carlo methods