COMPUTATIONAL FLUID DYNAMICS


Multiphase Flow

An adaptive coupled level set and moment-of-fluid method for simulating droplet impact and solidification on solid surfaces with application to aircraft icing, with M. Vahab, C. Pei, M. Sussman and Y. Lian, 54th Aerospace Sciences Meeting, 4 - 8 January 2016, San Diego, CA 2015 .

Investigation of Hydrogen Droplet Solidification in Cryogenic Helium, with B. Unlusu, J. Xu, D. Celik and S. Van Sciver, J. Thermophysics and Heat Transfer, 2008, 22(1): 83-89.

A Molecular Dynamics Study of Laser-Assisted Cleaning: Energy Transfer Medium-Contaminant Particle Interaction,, with B. Unlusu, K.M. Smith and L.D. Gelb and S. D. Allen, J. Comput. Theor. Nanosci, 2007, 4 (3): 488-493.

Investigation of Different Heating Regimes of Laser Cleaning using Molecular Dynamics Simulations, with B. Unlusu, E. Varo, L.D. Gelb, 6th International Conference on Computational Nanoscience, NSTI Nanotechnology Conference and Trade Show, May 7-11, 2006, Boston, MA.

Investigation of Hydrogen Droplet Solidification in Cryogenic Helium, with B. Unlusu, J. Xu, D. Celik and S. W. Van Sciver, AIAA-2005-4550, 41st AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Tucson, Arizona 2005.

Numerical study of liquid hydrogen droplet generation from a vibrating orifice, with J. Xu, D. Celik and S.W. Van Sciver, Physics of Fluids, 2005, 17(8): 082103.

A second order adaptive sharp interface method for incompressible multiphase flow, with M. Sussman, K. Smith, R. Zhi-Wei and V. Mihalef, Proceedings of the 3rd international conference on Computational Fluid Dynamics, Toronto, Canada, July 2004. 6 pages.

Hydrogen particles in liquid helium, with J. Xu, K.M. Smith, D. Celik and S.W. Van Sciver, Cryogenics, 2004, 44: 507-514.

Two phase flow of solid hydrogen particles and liquid helium, with J. Xu, A. Rouelle D. Celik, M.Y. Hussaini and S.W. Van Sciver, Cryogenics, 2004, 44: 459-466.

Liquid hydrogen droplet generation from a vibrating orifice, with J. Xu, D. Celik and S.W. Van Sciver, 20th International Cryogenic Engineering Conference, May 2004, Beijing, China.

Optimal water and thermal management in PEM fuel cells, with J. Xu, 2003 Fuel Cell Seminar, Miami Beach, FL, November 2003, 187-190.

Acoustics

Identification of jet noise source using causality method based on large-eddy simulation of a round jet flow, with H. Lee and A. Uzun, International Journal of Aeroacoustics, DOI 10.11771475472X16680465, 2017, 16(1-2): 78-96.

Spatial Stability Analysis of Subsonic Jets Modified for Low-Frequency Noise Reduction, with A. Uzun, T. Colonius, F. Alvi, AIAA Journal, 2015, 53(8): 2335-2358.

Spatial Stability Analysis of Subsonic Jets Modified for Low-Frequency Noise Reduction, with A. Uzun, T. Colonius, F. Alvi, AIAA Journal, submitted 2014.

Flow Physics of a Pulsed Microjet Actuator for High-Speed Flow Control, with A. Uzun, J. T. Solomon, C. H. Foster, W. S. Oates and F. S. Alvi, AIAA Journal, 2013, 51(12): 2894-2918.

Simulation of Tonal Noise Generation by a Supersonic Impinging Jet, with A. Uzun, R. Kumar and F. S. Alvi, AIAA Journal, 2013, 51(7): 1593-1611.

Simulation and Analysis of Noise Associated with Muzzle Flow, with J. Bin, International Journal of Aeroacoustics, 2013, 12(1-2): 21-52.

An Application of Delayed Detached Eddy Simulation to Tandem Cylinder Flow Field Prediction, with A. Uzun, Computers and Fluids, 2012, 60(9): 71-85.

On Some Issues in Large-Eddy Simulations for Chevron Nozzle Jet Flows, with A. Uzun, Journal of Propulsion and Power, 2012, 28(2): 246-258.

Prediction of supersonic impinging jet noise using computational aeroacoustics, with A. Uzun, R. Kumar and F. Alvi, Inter-Noise 2011, Osaka, Japan, September 4-7, 2011.

On Simulations of Impinging Jets and Flow Actuators Based on Impinging jets, with A. Uzun, W. Oates and F. Alvi, Paper AIAA-2011-2938, 17th AIAA/CEAS Aeroacoustics Conference, Portland, Oregon, 6-8 June 2011.

On Some Issues in Large-Eddy Simulations for Chevron Nozzle Jet Flows, with A. Uzun, Paper AIAA-2011-0019, 49th AIAA Aerospace Sciences Meeting, Orlando, Florida, 4-7 January 2011.

High-Fidelity Numerical Simulation of a Chevron Nozzle Jet Flow, with A. Uzun and J. Bin, International Journal of Aeroacoustics, 2011, 10(5-6): 531-564.

Prediction of Noise Generated by a Round Nozzle Jet Flow Using Computational Aeroacoustics, with A. Uzun, Journal of Computational Acoustics, 2011, 19(3): 291-316.

Adaptive Grid Redistribution Method for Domains with Complex Boundaries, with J. Bin and A. Uzun, Journal of Computational Physics, 2011, 230: 3178-3204.

High-Fidelity Numerical Simulations of a Round Nozzle Jet Flow, with A. Uzun, AIAA Paper 2010-4016, 16th AIAA/CEAS Aeroacoustics Conference (31st AIAA Aeroacoustics Conference) 7-9 June 2010, Stockholm, Sweden, 2010.

Simulations of Vortex Formation Around a Blunt Wing Tip, with A. Uzun, AIAA Journal, 2010, 48(6): 1221-1234.

Adaptive Mesh Refinement for Chevron Nozzle Jet Flows, with J. Bin and A. Uzun, Computers and Fluids, 2010, 39(6): 979-993.

High-Fidelity Numerical Simulation of a Chevron Nozzle Jet Flow, with A. Uzun, AIAA Paper 2009-3194, 15th AIAA/CEAS Aeroacoustics Conference (30th AIAA Aeroacoustics Conference) 11 - 15 May 2009, Miami, Florida, 2009.

Broadband impedance boundary conditions for the simulation of sound propagation in the time domain, with J. Bin, S. Lee, J. Acoust. Soc. Am., 2009, 125(2): 664-675.

Simulation of Noise Generation in the Near-Nozzle Region of a Chevron Nozzle Jet , with A. Uzun, AIAA Journal, 2009, 47(8): 1793-1810 .

A Computational Study on Tip Vortex Noise, with A. Uzun, AIAA Paper 2008-3506, 14th AIAA/CEAS Aeroacoustics Conference (29th AIAA Aeroacoustics Conference) 5 - 7 May 2008, Vancouver, Canada 2008.

Noise Generation in the Near-Nozzle Region of a Chevron Nozzle Jet Flow, with A. Uzun, AIAA Paper 2007-3506, 13th AIAA/CEAS Aeroacoustics Conference (28th AIAA Aeroacoustics Conference) 21-23 May 2007, Rome, Italy 2007 .

Investigation of high frequency noise generation in the near-nozzle region of a jet using large eddy simulation, with A. Uzun, Theor. and Comput. Fluid Dyn., 2007, 21: 291-321.

Large-Eddy Simulation of Wing Tip Vortex on Overset Grids, with A. Uzun and C.L. Streett, AIAA J., 2006, 44: 1229-1242.

High Frequency Noise Generation in the Near Nozzle Region of a Jet, with A. Uzun, AIAA Paper 2006-2499, 12th AIAA/CEAS Aeroacoustics conference, May 2006, Cambridge, MA 2006 .

Tip vortex noise prediction by SAURON: Superior Aeroacoustics Using Robust Overset Numerics, with A. Uzun and C. L. Streett, AIAA Paper 2005-2865, 11th AIAA /CEAS Aeroacoustics Conference, May 2005, Monterey, CA.

Progress towards multi-block large eddy simulations for wind turbine aeroacoustics, with A. Uzun and C. L. Streett, AIAA Paper 2005-1190, to be presented at the 43rd AIAA Aerospace Sciences Meeting and Exhibit, January 2005, Reno, NV.

Modeling and computation of wind turbine periodic low-frequency noise generation and scattering, with J. Xu, A. Uzun, D.A. Kopriva and J.C. Hardin, 24th ASME Wind Energy Symposium, January 2005, Reno, NV .

Aircraft engine noise scattering from fuselage and wings - a computational approach, with D. Stanescu and F. Farassat, J. Sound and Vibration, 2003, 263(2): 319-333.

Computation of engine noise propagation and scattering off an aircraft, with J. Xu, D. Stanescu and F. Farassat, AIAA Paper 2003-0542, 2003, Reno, NV.

Computation of engine noise propagation and scattering off an aircraft, with D. Stanescu, J. Xu and F. Farassat, Intern. J. Aeroacoustics, 2002, 1(4): 403-420.

Large scale frequency domain numerical simulation of aircraft engine tone noise radiation and scattering, with D. Stanescu and F. Farassat, AIAA Paper 2002-2586, 8th AIAA/CEAS Aeroacoustics Conference, 2002, Breckenridge, CO.

Aircraft Engine noise scattering - parallel discontinuous Galerkin spectral element method, with D. Stanescu and F. Farassat, AIAA Paper 2002-0800, 40th Aerospace Sciences Meeting and Exhibition, January 2002, Reno NV.

Evaluation of turbulence-model performance as applied to jet-noise prediction, with S. L. Woodruff, J. M. Seiner and G. Erlebacher, AIAA Journal, 2001, 39(12): 2402-04.

Implementation of new turbulence spectra in the Lighthill analogy source terms, with S. L. Woodruff, J. J. Seiner and G. Erlebacher, J. Sound and Vibration, 2001, 242(2): 197-214.

Evaluation of turbulence-model performance as applied to jet-noise prediction, with S. L. Woodruff, J. M. Seiner and G. Erlebacher, AIAA 36th Science Meeting and Exhibit, Reno, Nevada, paper AIAA 98-0083, expanded version submitted to AIAA Journal, 1998.

Computations of acoustic scattering off a circular cylinder, with M. E. Hayder and G. Erlebacher, Second Computational Aeroacoustics (CAA) Workshop on Benchmark Problems, NASA Conference Publications 3352. Ed. C.K.W. Tam, J.C. Hardin, pp. 93--100, 1997.

Numerical simulation of mixing enhancement in a hot supersonic jet, with C. E. Grosch, J. M. Seiner and T. L. Jackson, Physics of Fluids, 1997, 9(4): 1125-43.

Low-dissipation and dispersion Runge-Kutta schemes for computational acoustics, with F. Q. Hu and J. Manthey, J. Comp. Physics, 1996, 124: 177-191.

On computing sound radiation of a temporally evolving mixing layer by vortex method and matched asymptotic expansions, with F. Q. Hu and J. E. Martin, 34th AIAA-1996-875, Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 15-18 1996.

Computation of the sound generated by isotropic turbulence, with S. Sarkar, ICASE Report No. 93-74, 1993.

Role of acoustics in flame/vortex interactions, with T. L. Jackson and M. G. Macaraeg, J. Fluid Mech., 1993, 254: 579-603.

Computation of the acoustic radiation from bounded homogeneous flows, with S. Sarkar, In Computational Aeroacoustics, J. C. Hardin and M. Y. Hussaini, eds., Springer-Verlag, 1993, pp. 335-355.

A hybrid direct numerical simulation of sound radiated from isotropic turbulence, with S. Sarkar, ASME Fluids Engineering Conference, 1993 Washington, DC.

Convection of a pattern of vorticity through a reacting shock wave, with T. L. Jackson and A. Kapila, Physics of Fluids A, 1990, 2(7): 1260-1268.

Electromagnetics

Molecular dynamics simulation of magnetic field induced orientation of nanotube-polymer composite, with M.S. Al-Haik, Japanese Journal of Applied Physics 2006, 45 (11): 8984-8987.

Nanomechanical properties of magnetically oriented epoxy, with M.S. Al-Haik, H. Garmestani H, D.S. Li, S.S. Sablin, R. Tannenbaum and K. Dahmen, Journal of Polymer Science, Part B: Polymer Physics, 2004, 42(9): 1586.

Alignment of single wall carbon nanotubes under high magnetic fields utilizing self-organizing of epoxy matrix, with M.S. Al-Haik, H. Garmestani, D.S. Li, K. Dahmen, R. Tannenbaum, International Workshop on Materials Analysis and Processing in Magnetic Fields. Tsukuba Magnet Laboratory, Tsukuba, Japan and National High Magnetic Field Laboratory, March 2004, Tallahassee, Florida.

Enhancement of nano-mechanical properties of an epoxy processed under high magnetic fields, with M.S. Al-Haik, H. Garmestani, D. Li, R. Tannenbaum, K. Dahmen, International Workshop on Materials Analysis and Processing in Magnetic Fields. Tsukuba Magnet Laboratory, Tsukuba, Japan and National High Magnetic Field Laboratory, March 2004, Tallahassee, Florida.

Polymer-mediated alignment of carbon nanotubes under high magnetic fields, with H. Garmestani, M.S. Al-Haik, K. Dahmen, R. Tannenbaum, D.S. Li and S.S. Sablin, Advanced Materials, 2003, 15(22): 1918.

Enhancement of thermal and electrical properties of carbon nanotube polymer composites by magnetic field processing, with E.S. Choi, J.S. Brooks, D.L. Eaton, M.S. Al-Haik, H. Garmestani, D. Li, K. Dahmen, Journal of Applied Physics, 2003, 94(9): 6034.

Mechanical properties of magnetically processed epoxy via nanoindentation, with M.S. Al-Haik, H. Garmestani, K. Dahmen, D. Li, R. Tannenbaum, National High Magnetic Field Laboratory (NHMFL) Annual Report-Engineering Materials, 102 (2003).

Epoxy mediated alignment of single wall carbon nanotubes under high magnetic fields, with M.S. Al-Haik, H. Garmestani, K. Dahmen, D. Li, R. Tannenbaum, National High Magnetic Field Laboratory (NHMFL) Annual Report- Engineering Materials, 101 (2003).

Enhancement of thermal and electrical properties of carbon nanotube polymer composites by magnetic field processing, with E.S. Choi, J.S. Brooks, D.L. Eaton, M.S. Al-Haik, H. Garmestani, D. Li and K. Dahmen, National High Magnetic Field Laboratory (NHMFL) Annual Report- Engineering Materials, 104 (2003).

Computation of electromagnetic scattering with a non-conforming discontinuous spectral element method, with D. Kopriva and S. L. Woodruff, Int. J. Numer. Meth. Engg., 2002, 53: 105-122.

Ion-wind effects on Poiseuille and Blasius flow, with J. Van Rosendale and M. R. Malik, AIAA Journal, 1988, 26(8): 961-968.

Viscous, Resistive MHD Stability Computed by Spectral Techniques, with R.B. Dahlburg, T.A. Zang and D.C. Montgomery, Proc. Nat. Acad. Sci., September 1983, 80: 5798-5802.

Stability, Transition, Turbulence and Combustion

Optimally-growing boundary layer disturbances in a convergent nozzle preceded by a circular pipe, with A. Uzun, T. B. Davis, and F. Alvi, Theor. Comput. Fluid Dyn., 2017, 31: 317-348.

Optimally-growing boundary layer disturbances in a convergent nozzle preceded by a circular pipe, with A. Uzun, T. B. Davis, and F. Alvi, submitted 2016.

A statistical learning strategy for closed-loop control of fluid flows, with F. Gueniat and L. Mathelin, Theoretical and Computational Fluid Dynamics, 2016, 30: 497-510.

Spatial Stability Analysis of Subsonic Jets Modified for Low-Frequency Noise Reduction, with A. Uzun, T. Colonius, F. Alvi, AIAA Journal, 2015, 53(8): 2335-2358.

Spatial Stability Analysis of Subsonic Jets Modified for Low-Frequency Noise Reduction, with A. Uzun, T. Colonius, F. Alvi, AIAA Journal, submitted 2014.

An Application of Delayed Detached Eddy Simulation to Tandem Cylinder Flow Field Prediction, with A. Uzun, Computers and Fluids, 2012, 60(9): 71-85.

Adaptive Grid Redistribution Method for Domains with Complex Boundaries, with J. Bin and A. Uzun, Journal of Computational Physics, 2011, 230: 3178-3204.

Simulations of Vortex Formation Around a Blunt Wing Tip, with A. Uzun, AIAA Journal, 2010, 48(6): 1221-1234.

Adaptive Mesh Refinement for Chevron Nozzle Jet Flows, with J. Bin and A. Uzun, Computers and Fluids, 2010, 39(6): 979-993.

Multiscale Geometric Analysis of Turbulence by Curvelets, with J. Ma, O. V. Vasilyev, F.-X. Le Dimet, Physics of Fluids, 2009, 21(7): 075104.

Computations of Flow Past a Cylinder Using a Continuous Turbulence Model, with H. Zhao and A. Uzun, AIAA Journal, 2009, 47(10): 2460-2466.

A refining estimation for adaptive solution of wave equation based on curvelets, with J. Ma and G. Tang, SPIE Proceedings Volume 6701 Wavelets XII edited by Dimitry Van De Ville, Vivek K. Goyal and Manos Papdakis, 2007.

Three-dimensional curvelets for coherent vortex analysis of turbulence, with J. Ma, Applied Physics Letters, 2007, 91: 184101.

Development of stochastic models for turbulence, with H. Touil, T. Gotoh, R. Rubinstein and S. L. Woodruff, New Journal of Physics, 2007, 9: 215.

The Role of Buoyancy and Heat Release in Fire Modelling, Propagation and Instability, with M. S. Mughal, S. Goodrick and P. Cunningham, Proceedings of the 2nd Fire Behavior and Fuels Conference: The Fire Environment -- Innovations, Management, and Policy, 2007, Destin, Florida, March 26-30, 2007.

Development of a Continuous Model for Simulation of Turbulent Flows, with S. Thangam, S. L. Woodruff and Y. Zhou, J. Appl. Mech., 2006, 73: 441-448.

Continuous Models for the Simulation of Turbulent Flows, with S. Thangam and S. L. Woodruff, in Mathematical and Physical Theory of Turbulence, John Cannon and Bhimsen Shivamoggi (editors), Chpaman and Hall/CRC, New York, 2006, pp. 131-144.

Generalization of Eddy Viscosity Model --Application to a Temperature Spectrum, with F. Bataille and G. Brilliant, in Mathematical and Physical Theory of Turbulence, John Cannon and Bhimsen Shivamoggi (editors), Chpaman and Hall/CRC, New York, 2006, pp. 125-130.

On improving the predictive capability of turbulence models using evidence theory, with S.V. Poroseva and S.L. Woodruff, AIAA J. 2006, 44: 1220-1228 .

Eddy viscosity and diffusivity modeling, with F. Bataille and R. Rubinstein, Physics Letters A 2005,346: 168-173.

On improving the predictive capability of turbulence models using evidence theory, with S.V. Poroseva and S.L. Woodruff, in Proceeding of the 43rd AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2005-1096, January, 2005, Reno, NV .

Kraichnan's eddy-viscosity model:further extensions and generalizations, with B. Shivamoggi, Physics Letters A 2002,301: 315-319.

Evaluation of turbulence-model performance as applied to jet-noise prediction, with S. L. Woodruff, J. M. Seiner and G. Erlebacher, AIAA Journal, 2001, 39(12): 2402-04.

Computational study of shock interaction with a vortex ring, with Z. Ding, G. Erlebacher and A. Krothapalli, Physics of Fluids, 2001, 13(10).

Discontinuous spectral element solution of acoustic radiation from thin airfoils, with D. Kopriva and P. Rasetarinera, AIAA Journal, 2001, 39(11): 2070-75.

Implementation of new turbulence spectra in the Lighthill analogy source terms, with S. L. Woodruff, J. J. Seiner and G. Erlebacher, J. Sound and Vibration, 2001, 242(2): 197-214.

On shock shape alteration caused by interaction with organized structures, with G. Erlebacher, AIAA Journal, 2000, 38(6): 1002-1009.

Interaction of an entropy spot with a shock, with G. Erlebacher, AIAA Journal, 1999, 37(3): 346-356.

On Large-Eddy simulation of Compressible Flows, AIAA 29th Fluid Dynamics Conference, Albuquerque, New Mexico, Paper AIAA 98-2802, 1998.

Nonlinear shock/turbulence interactions, with G. Erlebacher, Thirteenth U.S. National Congress of Applied Mechanics, June 1998, University of Florida, Gainesville, FL.

Evaluation of turbulence-model performance as applied to jet-noise prediction, with S. L. Woodruff, J. M. Seiner and G. Erlebacher, AIAA 36th Science Meeting and Exhibit, Reno, Nevada, paper AIAA 98-0083, expanded version submitted to AIAA Journal, 1998.

Interaction of 2-D and axisymmetric entropy spots with a shock, with G. Erlebacher, AIAA 28th Fluid Dynamics Conference, Snowmass, Colorado, Paper AIAA 97-1836, 1997.

Interaction of a shock with a Longitudinal vortex, with G. Erlebacher and C.-W. Shu, J. Fluid Mech., 1997, 337: 129-153.

The effect of three-dimensional freestream disturbances on the supersonic flow past a wedge, with Peter Duck and D. Glenn Lasseigne, Physics of Fluids, 1997, 9(2): 456-467.

On the interaction between the shock wave attached to a wedge and freestream disturbances, with Peter W. Duck and D. Glenn Lasseigne, Theoret. and Comput. Fluid Dynamics, 1995, 7: 119-139.

Ignition dynamics of laminar diffusion flame in the field of a vortex embedded in a shear flow, with Michele G. Macaraeg and T. L. Jackson, Combustion Science and Technology, 1994, 102: 231-253.

On the linear stability of compressible plane Couette flow, with P. W. Duck and G. Erlebacher, J. Fluid Mech., 1994, 258: 131-165.

Computation of the sound generated by isotropic turbulence, with S. Sarkar, ICASE Report No. 93-74, 1993.

Compressible homogeneous shear: simulation and modeling, with S. Sarkar and G. Erlebacher, Turbulent Shear Flows 8, F. Durst, R. Friedrich, B. E. Launder, F. W. Schmidt, U. Schumann and J. H. Whitlow, eds., Springer-Verlag, Berlin, 1993, pp. 249-267.

Interaction of disturbances with an oblique detonation wave attached to a wedge, with D. G. Lasseigne, Physics of Fluids A, 1993, 5: 1047-1058.

Interaction of turbulence with a detonation wave, with T. L. Jackson and H. S. Ribner, Physics of Fluids A, 1993, 5: 745-749.

Direct numerical simulation of compressible turbulence, with G. Erlebacher, in Large Eddy Simulation of Complex Engineering and Geophysical Flows, B. Galperin and S. A. Orszag (Eds.), Cambridge University Press, 1993.

Ignition and structure of a laminar diffusion flame in the field of a vortex, with M. G. Macaraeg and T. L. Jackson, Comb. Sci. Tech., 1993, 87: 363-387.

Detonation-turbulence interactions, with T. L. Jackson and H. S. Ribner, in Instability, Transition and Turbulence, M. Y. Hussaini, A. Kumar and C. L. Streett, eds., Springer-Verlag, 1992, pp. 511-523.

Toward the large-eddy simulation of compressible turbulent flows, with Gordon Erlebacher, C. G. Speziale and T. A. Zang, J. Fluid Mech., 1992, 238: 155-185.

Direct simulation of compressible turbulence in a shear flow, with S. Sarkar and G. Erlebacher, Theor. Comput. Fluid Dynamics, 1991, 2(5/6): 291-305.

Nonlinear interaction of a detonation/vorticity wave, with D. G. Lasseigne and T. L. Jackson, Physics of Fluids A, 1991, 3(8): 1972-1979.

Compressible stability of growing boundary layers using parabolized stability equations, with C.-L. Chang, M. Malik and G. Erlebacher, AIAA Paper 91-1636, 1991.

The analysis and modeling of dilatational terms in compressible turbulence, with S. Sarkar, G. Erlebacher and H. O. Kreiss, J. Fluid Mech., 1991, 227: 473-493.

Second mode interaction in supersonic boundary layers, with G. Erlebacher, in Laminar-Turbulent Transition, D. Arnal and R. Michel, eds., IUTAM Symposium, Toulouse, France, Springer-Verlag, Berlin, Heidelberg, 1990, pp. 631-641.

Effects of shock on the stability of hypersonic boundary layers, with C. L. Chang and M. R. Malik, AIAA Paper 90-1448, 1990.

Numerical experiments in supersonic boundary-layer stability, with G. Erlebacher, Physics of Fluids, 1990, A2: 94-104.

On turbulence in compressible flows, with G. Erlebacher and S. Sarkar, in New Perspectives in Turbulence, Ed. L. Sirovich, Springer-Verlag, New York, 1990.

The analysis and simulation of compressible turbulence, with G. Erlebacher, H. O. Kreiss and S. Sarkar, Theor. Comput. Fluid Dynamics, 1990, 2: 73-95.

Convection of a pattern of vorticity through a reacting shock wave, with T. L. Jackson and A. Kapila, Physics of Fluids A, 1990, 2(7): 1260-1268.

Multiple paths to subharmonic laminar breakdown in a boundary layer, with T. A. Zang, Physical Review Letters, 1990, 64(6): 641-644.

On the large-eddy simulation of transitional wall-bounded flows, with U. Piomelli, T. A. Zang and C. G. Speziale, Physics of Fluids, 1990, A2: 257-265.

Numerical experiments on supersonic boundary layer stability, with G. Erlebacher, Physics of Fluids A, 1990, 2(1): 94-104.

Numerical simulation of Gortler/Tollmien-Schlichting wave interaction, with M. R. Malik, J. Fluid Mech., 1990, 210:183-199.

Parallelization of a three-dimensional compressible transition code, with G. Erlebacher and S. Bokhari, AIAA Journal, 1990, 28(8): 83-90.

Resolution requirements for numerical simulations of transition, with T. A. Zang and S. E. Krist, J. Scientific Computing, 1989, 4(2): 197-217.

Analysis of artificial viscosity effects on reacting flows using a spectral multidomain technique, with M. C. Macaraeg and C. L. Streett, J. Thermophysics and Heat Transfer, 1989, 3(1): 13-18.

Spectral multigrid methods for the numerical simulations of turbulence, with G. Erlebacher and T. A. Zang, in Multigrid Methods, S. McCormick and K. Stuben, eds., Marcel-Dekker, 1988.

Stability and transition in supersonic boundary layers, with G. Erlebacher, AIAA Paper 87-1416, 1987.

Numerical simulation of nonlinear interactions in channel and boundary-layer transition, with T. A. Zang, in Nonlinear Wave Interactions in Fluids, pp. 131-145, R. W. Miksad, T. R. Akylas and T. Herbert, eds., AMD-Vol. 87, ASME, New York, 1987.

Numerical simulation of homogeneous isotropic, compressible turbulence, in Numerical Methods in Laminar and Turbulent Flow, with G. Erlebacher, C. G. Speziale and T. A. Zang, Vol. 5, Part 2, pp. 1932-1943, C. Taylor, W. G. Habashi and M. M. Hafez, eds., Pineridge Press, Swansea, 1987.

Numerical simulation of transition, with G. Erlebacher and T. A. Zang, in Numerical Methods in Laminar and Turbulent Flow, Vol. 5, Part 2, pp. 1922-1931, C. Taylor, W. G. Habashi and M. M. Hafez, eds., Pineridge Press, Swansea, 1987.

Nonlinear structures in the later stages of transition, with T. A. Zang, S. E. Krist and G. Erlebacher, AIAA Paper 87-1204, 1987.

Numerical simulation of transition, compressible turbulence and reacting flows, with T. A. Zang, J. P. Drummond, G. Erlebacher and C. Speziale, AIAA Paper 87-0130, 1987.

On similarity solutions of a boundary layer problem with an upstream moving wall, with W. D. Lakin and A. Nachman, SIAM J. Appl. Math, 1987, 47(4): 699-709.

Incipient transition phenomena in compressible flows over a flat plate, with G. Erlebacher, ICASE Report No. 86-39, 1986.

Simulation of the turbulent Rayleigh-Benard problem using a spectral/finite difference technique, in Direct and Large Eddy Simulation of Turbulence, with T. M. Eidson and T. A. Zang, U. Schumann and R. Friedrichs, eds., Vieweg, Braunschweig, 1986, pp. 188-209.

Turbulence alteration due to shock motion, with F. Collier and D. M. Bushnell, in Turbulent Shear Layer/Shock Wave Interaction, J. Delery, ed., Springer-Verlag, 1986, pp. 371-381.

On the existence and non-uniqueness of similarity solutions of a boundary layer problem, with W. D. Lakin, Quart. J. Mech. Appl. Math, 1986, 39(1): 15-24.

Simulation of the turbulent Rayleigh-Benard problem using a spectral/finite difference technique, with T. M. Eidson and T. A. Zang, EUROMECH 199, Direct and Large Eddy Simulation of Turbulent Flows, Technical University of Munich, September 30-October 2, 1985.

Numerical experiments on the stability for controlled shear flows, with T. A. Zang, AIAA 85-1698, AIAA 18th Fluid Dynamics and Plasmadynamics and Lasers Conference, July 1985, Cincinnati, Ohio.

A three-dimensional spectral algorithm for simulation of transition and turbulence, with T. A. Zang, NASA CR-172561, 1985.

Numerical experiments on subcritical transition mechanisms, with T. A. Zang, AIAA 85-0296, AIAA 23rd Aerospace Sciences Meeting, January 14-17, 1985, Reno, Nevada.

Spectral multigrid methods with applications to transonic potential flow, with C. L. Streett and T. A. Zang, J. Comp. Physics, 1985, 57(1): 43-76.

Numerical Computations of Turbulence Amplification in Shock Wave Interaction, with T.A. Zang and D.M. Bushnell, AIAA J., January 1984, 22(1): 13-21.

Pseudospectral Calculation of Shock-Turbulence Interactions, with T.A. Zang and D.A. Kopriva, Proc. of Numerical Methods Conference, C. Taylor, J.A. Johnson, W.R. Smith (eds.), Pineridge Press, Swansea, United Kingdom, 1984, pp. 210-221.

Viscous, Resistive MHD Stability Computed by Spectral Techniques, with R.B. Dahlburg, T.A. Zang and D.C. Montgomery, Proc. Nat. Acad. Sci., September 1983, 80: 5798-5802.

Navier-Stokes Solution of the CYBER-203 by a Pseudospectral Technique, with J.J. Lambiotte, S. Bokhari and S.A. Orszag, 10th IMACS World Congress on System Simulation and Scientific Computation, Vol. 1, August 8-13, 1982, Montreal, Canada, pp. 305-307.

Accurate Numerical Solution on Compressible, Linear Stability Equations, with M.R. Malik and S. Chuang, J. of Applied Mathematics and Physics (ZAMP), Vol. 33, March, 1982, pp.189-201.

Shock-Fitted Euler Solutions to Shock-Vortex Interactions, with T.A. Zang and M.D. Salas, Lecture Notes in Physics, No. 170, E.Krause (ed.), Springer-Verlag, 1982, Proc of the 8th Intl. Conf. on Numerical Methods in Fluid Dynamics, Aachen, Germany, pp. 461-467.

Mixed Spectral Finite Difference Approximations for Slightly Viscous Flows, with T.A. Zang, Proc. of the 7th International Conference on Numerical Methods in Fluid Dynamics, Stanford, California, Lecture Notes in Physics, 1981, W. Reynolds and R. MacCormack (eds.), Springer-Verlag.

Asymptotic Features of Shock Wave, Boundary-Layer Interaction, with B. Baldwin and R. MacCormack, AIAA J., 1980, 18(8): 1014-1016.

A Study of Formation of Intense Shear Layers in Transitional Boundary Layers, with G. Klopfer, ICASE Report No. 80-5, January 31 1980, 31 pages.

Forest Fire

Accurate Construction of High Dimensional Model Representation with Application to Uncertainty Quantification, with Y. Liu, and G. Okten, Reliability Engineering and System Safety, 2016, 152: 281-295.

Accurate Construction of High Dimensional Model Representation with Application to Uncertainty Quantification, with Y. Liu, and G. Okten, Reliability Engineering and System Safety, submitted, 2015.

Global sensitivity analysis for the Rothermel model based on high-dimensional model representation, with Y. Liu and G. Okten, Canadian Journal of Forest Research, 2015, 45: 1-6.

Parametric Uncertainty Quantification in the Rothermel Model with Randomized Quasi-Monte Carlo Methods, with Y. Liu, E. Jimenez, G. Okten, and S. Goodrick, International Journal of Wildland Fire, 2015, 24: 307-316.

Global Sensitivity Analysis for the Rothermel Model based on High Dimensional Model Representation, with Y. Liu and G. Okten, Proceedings of the 4th Fire Behavior and Fuels Conference, 18 - 21 February 2013, Raleigh, North Carolina, Dale Wade and Rebekah Fox (editors) (International Association of Wildland Fire: Missoula, MT) 2013: 51-60.

Quantifying Parametric Uncertainty in the Rothermel Model, with E. Jimenez and S. Goodrick, International Journal of Wildland Fire, 2008, 17(3): 638-649 .

Uncertainty Quantification of Rothermel Model Using a Sensitivity Derivative Enhanced Sampling Method, with E. Jimenez and S. Goodrick, Proceedings of the 2nd Fire Behavior and Fuels Conference: The Fire Environment -- Innovations, Management, and Policy, 2007, Destin, Florida, March 26-30, 2007.

The Role of Buoyancy and Heat Release in Fire Modelling, Propagation and Instability, with M. S. Mughal, S. Goodrick and P. Cunningham, Proceedings of the 2nd Fire Behavior and Fuels Conference: The Fire Environment -- Innovations, Management, and Policy, 2007, Destin, Florida, March 26-30, 2007.

Coherent vortical structures in numerical simulations of buoyant plumes from wildland fires, with P. Cunningham, S. L. Goodrick and R. R. Linn, Intern. J. Wildland Fire, 2005, 14: 16-75.

Numerical simulation of buoyant plumes from annular heat sources, with S. L. Goodrick, P. Cunningham and R. R. Linn, 5th Symposium on Fire and Forest Meteorology, November 2003, Orlando, FL.

Dynamics of fire plumes in vertical shear, with P. Cunningham, S. L. Goodrick, R.R. Lin and C. Xia, 5th Symposium on Fire and Forest Meteorology, November 2003, Orlando FL.

Numerical study of wildfire behavior in the southeast United Sates using a coupled atmosphere-fire model, with C. Xia, P. Cunningham, R. R. Linn and S. Goodrick, 5th Symposium on Fire and Forest Meteorology, November 2003, Orlando, FL.

Environmental Engineering

Numerical simulations of flow-field interactions between moving and stationary objects in idealized street canyon settings, with J. Xia and Y.C. Leung, J. Fluids and Structures, 2006, 22 (3): 315-326.

Placement of wind turbines using genetic algorithms, with A. A. Grady and M. M. Abdullah, Renewable Energy, 2005, 30: 259-270.

Numerical simulation of street canyon flows with simple building geometries, with J. Xia and D. Y.C. Leung, ASCE Journal of Environmental Engineering, 2005, 137(7): 1099-1105.

Application of the discontinuous spectral Galerkin method to groundwater flow, with S. Fagherazzi, P. Rasetarinera and D.J. Furbish, Advances in Water Resources, 2004, 27: 129-140.

Numerical solution of the dam-break problem with a discontinuous galerkin method, with S. Fagherazzi, P. Rasetarinera, D. J. Furbish, Journal of Hydraulic Engineering, 2004, 130(6): 532-539.

Numerical simulations of wind field in street canyons with and without moving vehicles, with J. Xia and D.Y.C. Leung, ASCE 16th Engineering Mechanics Conference, July 2003. University of Washington, Seattle.

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