1.     Wang, G. H., Clemens, N. T., and Varghese, P. L., “Turbulent Time Scales in a Nonpremixed Turbulent Jet Flame,” Combustion and Flame 152, no. 3, 2008, pp. 317-335.

2.     Moore, C.H., Goldstein, D.B., Varghese, P.L., Trafton, L., Stewart, B., and Walker A., “Io’s Atmospheric Freeze-out Dynamics in the Presence of a Trace Non-condensable Species,” Rarefied Gas Dynamics, 26th International Symposium on Rarefied Gas Dynamics, ed. T. Abe, Kyoto, AIP Conf. Proc. 1084, pp. 1079-1084, 2009.

3.     Walker A  C., Gratiy, S. L., Levin, D. A., Goldstein, D.B., Varghese, P.L., Trafton, L., Moore, C.H., and Stewart, B., “Modeling Io’s Sublimation-Driven Atmosphere: Gas Dynamics and Radiation Emission,” Rarefied Gas Dynamics, 26th International Symposium on Rarefied Gas Dynamics, ed. T. Abe, Kyoto, AIP Conf. Proc. 1084, pp. 1085-1090, 2009.

4.     Morris, A. B., Varghese, P. L., and Goldstein, D.B., “Improvement of a Discrete Velocity Boltzmann Equation Solver With Arbitrary Post-Collision Velocities,” Rarefied Gas Dynamics, 26th International Symposium on Rarefied Gas Dynamics, ed. T. Abe, Kyoto, AIP Conf. Proc. 1084, pp. 458-463, 2009.

5.     Goldstein, D. B., Summy, D., Colaprete, A., Varghese, P. L., and Trafton, L. M., “Modeling the Vapor and Dust Dynamics Due to the Impact of the LCROSS Spacecraft on the Moon,” Rarefied Gas Dynamics, 26th International Symposium on Rarefied Gas Dynamics, ed. T. Abe, Kyoto, AIP Conf. Proc. 1084, pp. 1061-1066, 2009.

6.     Moore, C., Goldstein, D. B., Varghese, P., Trafton, L. and Stewart, B. “1-D DSMC simulation of Io’s atmospheric collapse in eclipse,” Icarus 201, 2009, pp 585-597.

7.     Gratiy, S. L., Walker, A. C, Levin, D. A., Goldstein, D. B., Varghese, P. L., and Trafton, L. M., and Moore, C. H. “Multi-wavelength simulations of atmospheric radiation from Io with a 3-D spherical-shell backward Monte Carlo radiative transfer model,” Icarus 207, 2010, pp 394-408.

8.     Walker, A. C, Gratiy, S. L., Goldstein, D. B., Moore, C. H., Varghese, P. L., Trafton, L. M., Levin, D. A., and Stewart, B. “A comprehensive numerical simulation of Io's sublimation-driven atmosphere,” Icarus 207, 2010, pp 409-432.

9.     Moore, C. H., Miki, K., Goldstein, D. B., Stapelfeldt, K., Varghese, P. L, Trafton, L., and Evans, R. W., “Monte Carlo Modeling of Io’s [OI] and [SII] Auroral Emissions of Io in Eclipse,” Icarus 207, 2010, pp 810-833.

10.  Morris, A. B., Varghese, P. L., and Goldstein, D. B., “Monte Carlo Solution of the Boltzmann Equation via a Discrete Velocity Model,” Journal of Computational Physics 230, 2011, pp. 1265-1280.

11.  Morris, A. B., Varghese, P. L., and Goldstein, D. B., “Variance Reduction for a Discrete Velocity Gas,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 952-957 (2011).

12.  Morris, A. B., Goldstein, D. B., Varghese, P. L., and Trafton, L. M., “Plume Impingement on a Dusty Lunar Surface,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 1187-1192 (2011).

13.  Walker, A. C., Goldstein, D. B., Varghese, P. L., Trafton, L. M., and Moore, C. H., “Loki – A Lava Lake in Rarefied Circumplanetary Cross Flow,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 1175-1180 (2011).

14.  Moore, C. H., Deng, H., Goldstein, D. B., Levin, D., Varghese, P. L., Trafton, L. M., Stewart, B. D. and Walker, A. C., “Simulation of Plasma Interaction with Io’s Atmosphere,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 1163-1168 (2011).

15.  Deng, H., Moore, C. H., Levin, D. A., Goldstein, D. B., Varghese, P. L., “Analysis of SO2+O Chemistry Models for Simulations of the Atmosphere of Io,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 1139-1144 (2011). 

16.  McDoniel, W. J., Goldstein, D. B., Varghese, P. L., Trafton, L. M., Buchta, D. A., Freund, J., and Kieffer, S. W., “Simulating Irregular Source Geometries for Ionian Plumes,” 27th International Symposium on Rarefied Gas Dynamics, 2010, AIP Conf. Proc. 1333, pp. 1157-1162 (2011).

17.  Goldstein, D. B., and Varghese, P. L., “Rarefied Gas Dynamics on a Planetary Scale,” Physics of Fluids 23, 2011, 030608 [doi:10.1063/1.3561700].

18.  Utsav, K. C., Silver, J. A., Hovde, D. C., and Varghese, P. L., “Improved Multiple-Pass Raman Spectrometer,” Applied Optics 50, 2011, pp. 4805-4816.

19.  Stewart, B., Pierazzo, E., Goldstein, D., Varghese, P. and Trafton, L., “Simulation of a comet impact on the Moon and associated ice deposition in polar cold traps,” Icarus 215, 2011, pp. 1-16

20.  Walker, A., Moore, C., Goldstein, D., Varghese, P., Trafton, L. “A parametric study of Io’s thermophysical surface parameters and subsequent numerical atmospheric simulations based on the best fit parameters”, Icarus 220, 2012, pp. 225-253.

21.  Trafton, L. M., Moore, C. H., Goldstein, D. B., Varghese, P. L., and McGrath, M. A., “HST/STIS observations and simulation of Io’s emission spectrum in Jupiter shadow: Probing Io’s Jupiter-facing eclipse atmosphere,” Icarus 220, 2012, pp. 1121-1140.

22.  Stephani, K., Goldstein, D., and Varghese, P., “Consistent treatment of transport properties for five-species air direct simulation Monte Carlo/Navier-Stokes applications,” Phys. Fluids 24, 2012, 077101 [doi: 10.1063/1.4729610].

23.  Kosuge, S., Aoki, K., Inoue, T., Goldstein, D. B., and Varghese, P. L, “Unsteady flows in Io's atmosphere caused by condensation and sublimation during and after eclipse: Numerical study based on a model Boltzmann equation,” Icarus 221, 2012 pp. 658-669.

24.  Stephani, K., Goldstein, D., and Varghese, P., “A Non-equilibrium Surface Reservoir Approach for Hybrid DSMC/Navier-Stokes Particle Generation,Journal of Computational Physics 232, 2012, pp. 468-481.

25.  Miki, K., Cheung, S. H., Prudencio, E. E., and Varghese, P. L., “Bayesian Uncertainty Quantification of the H + O2 --> OH + O Reaction Rate,” International Journal of Chemical Kinetics 44, 2012, pp. 586-597.