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Modeling of High-speed, Methane-air, Turbulent Combustion - Part I: One-dimensional Turbulence Modeling with Comparison to DNS

Zoli Jozefik, Tianfeng Lu, Matt E Harvazinski, Rui Xu, Alan R Kerstein, Alexei Poludnenko, Sai Sandeep Dammati, Venke Sankaran, Hai Wang , (2024). Modeling of High-speed, Methane-air, Turbulent Combustion - Part I: One-dimensional Turbulence Modeling with Comparison to DNS, Combustion and Flame, vol. 263, pp. 113379

Research Type: Journal Article

Modeling of High-speed, Methane-air, Turbulent Combustion - Part II: Reduced Methane Oxidation Chemistry

Zoli Jozefik, Hai Wang, Alexei Poludnenko, Tianfeng Lu, Matt E Harvazinski, Sai Sandeep Dammati, Ethan S Genter, Alan R Kerstein, Rui Xu, Xian Shi, Venke Sankaran , (2024). Modeling of High-speed, Methane-air, Turbulent Combustion - Part II: Reduced Methane Oxidation Chemistry, Combustion and Flame, vol. 263, pp. 113380

Research Type: Journal Article

Chapman-Jouguet Deflagration Criteria and Compressibility Dynamics of Turbulent Fast Flames for Turbulence-Induced Deflagration-to-detonation

H. M. Chin, V Gamezo, J Chambers, Alexei Poludnenko, K. Ahmed , (2023). Chapman-Jouguet Deflagration Criteria and Compressibility Dynamics of Turbulent Fast Flames for Turbulence-Induced Deflagration-to-detonation, Physics of Fluids, vol. 35, pp. 066122

Research Type: Journal Article

Isolating gasdynamic and chemical effects on the detonation cellular structure: a combined experimental and computational study

P Meagher, J Santos, J Crane, H Wang, N Muraleedharan, XINYU ZHAO, Alexei Poludnenko, X Shi , (2023). Isolating gasdynamic and chemical effects on the detonation cellular structure: a combined experimental and computational study, Proceedings of the Combustion Institute, vol. 39, pp. 2865–2873

Research Type: Journal Article

The Evolution of Fast Turbulent Deflagrations to Detonations

J Chambers, V Gamezo, H. M. Chin, Alexei Poludnenko, R Hytovick, K. Ahmed , (2023). The Evolution of Fast Turbulent Deflagrations to Detonations, Physics of Fluids, vol. 35, pp. 046112

Research Type: Journal Article

The evolution of pressure gain in turbulent fast flames

J Sosa, H Chin, K Ahmed, J Chambers, Alexei Poludnenko, V Gamezo , (2021). The evolution of pressure gain in turbulent fast flames, Combustion and Flame, vol. 234, pp. 111641

Research Type: Journal Article

Spontaneous runaway of fast turbulent flames for turbulence-induced deflagration-to-detonation transition

J Chambers, V Gamezon, Alexei Poludnenko, K Ahmed, H Chin , (2021). Spontaneous runaway of fast turbulent flames for turbulence-induced deflagration-to-detonation transition, Physics of Fluids, vol. 34, pp. 015114

Research Type: Journal Article

Numerical investigation of the accuracy of particle image velocimetry technique in gas-phase detonations

Jonathan Reyes, Alexei Poludnenko, Yoram Kozak, Sai Sandeep Dammati, Cal Rising, Kareem A. Ahmed , (2021). Numerical investigation of the accuracy of particle image velocimetry technique in gas-phase detonations, vol. 38, iss. 3, pp. 3671-3681

Research Type: Journal Article

WENO interpolation for Lagrangian particles in highly compressible flow regimes

P. E. Hamlington, Y. Kozak, L. G. Bravo, Alexei Poludnenko, S. S. Dammati , (2020). WENO interpolation for Lagrangian particles in highly compressible flow regimes, Journal of Computational Physics, vol. 402

Research Type: Journal Article

Particle pair dispersion and eddy diffusivity in a high-speed premixed flame

Peter E. Hamlington, Ryan Darragh, Colin A.Z. Towery, Alexei Poludnenko , (2020). Particle pair dispersion and eddy diffusivity in a high-speed premixed flame, Proceedings of the Combustion Institute

Research Type: Journal Article

Detonation initiation by compressible turbulence thermodynamic fluctuations

Alexei Poludnenko, Colin A.Z. Towery, Peter E. Hamlington , (2020). Detonation initiation by compressible turbulence thermodynamic fluctuations, Combustion and Flame, vol. 213, pp. 172-183

Research Type: Journal Article

Compressible turbulent flame speeds of highly turbulent standing flames

Jessica Chambers, Kareem A. Ahmed, Alexei Poludnenko, Jonathan Sosa, Vadim N. Gamezo , (2019). Compressible turbulent flame speeds of highly turbulent standing flames, Proceedings of the Combustion Institute, vol. 37, iss. 3, pp. 3495-3502

Research Type: Journal Article

A unified mechanism for unconfined deflagration-to-detonation transition in terrestrial chemical systems and type Ia supernovae

Alexei Poludnenko, Kareem Ahmed, Jessica Chambers, Vadim N. Gamezo, Brian D. Taylor , (2019). A unified mechanism for unconfined deflagration-to-detonation transition in terrestrial chemical systems and type Ia supernovae, Science, vol. 366, iss. 6465

Research Type: Journal Article

Scaling and collapse of conditional velocity structure functions in turbulent premixed flames

Colin A.Z. Towery, Samuel H.R. Whitman, Peter E. Hamlington, Alexei Poludnenko , (2019). Scaling and collapse of conditional velocity structure functions in turbulent premixed flames, Proceedings of the Combustion Institute, vol. 37, iss. 2, pp. 2527-2535

Research Type: Journal Article

Structure of strongly turbulent premixed n-dodecane–air flames: direct numerical simulations and chemical explosive mode analysis

Alexei Poludnenko, Hai Wang, Tianfeng Lu, C. Xu , (2019). Structure of strongly turbulent premixed n-dodecane–air flames: direct numerical simulations and chemical explosive mode analysis, Combustion and Flame, vol. 209, pp. 27-40

Research Type: Journal Article

Assessment of a transport equation for mean reaction rate using DNS data obtained from highly unsteady premixed turbulent flames

V. A. Sabelnikov, A. N. Lipatnikov, Alexei Poludnenko , (2019). Assessment of a transport equation for mean reaction rate using DNS data obtained from highly unsteady premixed turbulent flames, International Journal of Heat and Mass Transfer, vol. 134, pp. 398-404

Research Type: Journal Article

Spatially localized multi-scale energy transfer in turbulent premixed combustion

J. Kim, M. Bassenne, Alexei Poludnenko, C. A.Z. Towery, P. E. Hamlington, J. Urzay , (2018). Spatially localized multi-scale energy transfer in turbulent premixed combustion, Journal of Fluid Mechanics, vol. 848, pp. 78-116

Research Type: Journal Article

Lagrangian analysis of high-speed turbulent premixed reacting flows: Thermochemical trajectories in hydrogen–air flames

Clarissa A. Briner, Ryan Darragh, Brian D. Taylor, Peter E. Hamlington, Colin A.Z. Towery, Alexei Poludnenko , (2017). Lagrangian analysis of high-speed turbulent premixed reacting flows: Thermochemical trajectories in hydrogen–air flames, Combustion and Flame, vol. 186, pp. 193-207

Research Type: Journal Article

The cross-scale physical-space transfer of kinetic energy in turbulent premixed flames

Peter E. Hamlington, Jeffrey O'Brien, Alexei Poludnenko, Colin A.Z. Towery, Javier Urzay, Matthias Ihme , (2017). The cross-scale physical-space transfer of kinetic energy in turbulent premixed flames, Proceedings of the Combustion Institute, vol. 36, iss. 2, pp. 1967-1975

Research Type: Journal Article

A Structure Function Analysis of Intermittency and Universality in Turbulent Premixed Flames

Peter E Hamlington, Alexei Poludnenko, Colin AZ Towery, Samuel HR Whitman , (2017). A Structure Function Analysis of Intermittency and Universality in Turbulent Premixed Flames, APS, M2--003

Research Type: Journal Article

Spectral kinetic energy transfer in turbulent premixed reacting flows

J. O'Brien, Alexei Poludnenko, M. Ihme, J. Urzay, C. A.Z. Towery, P. E. Hamlington , (2016). Spectral kinetic energy transfer in turbulent premixed reacting flows, Physical Review E, vol. 93, iss. 5

Research Type: Journal Article

Pulsating instability and self-acceleration of fast turbulent flames

Alexei Poludnenko , (2015). Pulsating instability and self-acceleration of fast turbulent flames, Physics of Fluids, vol. 27, iss. 1

Research Type: Journal Article

Transverse waves resulting from pulsating instability of two-dimensional flames

Alexei Poludnenko, Vadim N. Gamezo, Elaine S. Oran, Forman A. Williams , (2014). Transverse waves resulting from pulsating instability of two-dimensional flames, Combustion and Flame, vol. 161, iss. 4, pp. 950-957

Research Type: Journal Article

Intermittency in premixed turbulent reacting flows

Elaine S. Oran, Alexei Poludnenko, Peter E. Hamlington , (2012). Intermittency in premixed turbulent reacting flows, Physics of Fluids, vol. 24, iss. 7

Research Type: Journal Article

Spontaneous transition of turbulent flames to detonations in unconfined media

Elaine S. Oran, Alexei Poludnenko, Thomas A. Gardiner , (2011). Spontaneous transition of turbulent flames to detonations in unconfined media, Physical Review Letters, vol. 107, iss. 5

Research Type: Journal Article

Interactions between turbulence and flames in premixed reacting flows

Peter E. Hamlington, Alexei Poludnenko, Elaine S. Oran , (2011). Interactions between turbulence and flames in premixed reacting flows, Physics of Fluids, vol. 23, iss. 12

Research Type: Journal Article

The interaction of high-speed turbulence with flames: Turbulent flame speed

E. S. Oran, Alexei Poludnenko , (2011). The interaction of high-speed turbulence with flames: Turbulent flame speed, Combustion and Flame, vol. 158, iss. 2, pp. 301-326

Research Type: Journal Article

The interaction of high-speed turbulence with flames: Global properties and internal flame structure

Alexei Poludnenko, E. S. Oran , (2010). The interaction of high-speed turbulence with flames: Global properties and internal flame structure, Combustion and Flame, vol. 157, iss. 5, pp. 995-1011

Research Type: Journal Article

Computation of fluid flows in non-inertial contracting, expanding, and rotating reference frames

Alexei M. Khokhlov, Alexei Poludnenko , (2007). Computation of fluid flows in non-inertial contracting, expanding, and rotating reference frames, Journal of Computational Physics, vol. 220, iss. 2, pp. 678-711

Research Type: Journal Article

Shock propagation in deuterium-tritium-saturated foam

A. Frank, A. Cunningham, T. J.B. Collins, Alexei Poludnenko , (2005). Shock propagation in deuterium-tritium-saturated foam, Physics of Plasmas, vol. 12, iss. 6, pp. 12-Jan

Research Type: Journal Article

Strings in the η Carinae nebula: Hypersonic radiative cosmic bullets

A. Frank, S. Mitran, Alexei Poludnenko , (2004). Strings in the η Carinae nebula: Hypersonic radiative cosmic bullets, Astrophysical Journal, vol. 613, iss. 1 I, pp. 387-392

Research Type: Journal Article

A laboratory investigation of supersonic clumpy flows: Experimental design and theoretical analysis

S. Mitran, A. Frank, R. P. Drake, K. K. Dannenberg, D. D. Meyerhofer, J. R. Asay, Alexei Poludnenko, M. Furnish, J. Knauer , (2004). A laboratory investigation of supersonic clumpy flows: Experimental design and theoretical analysis, Astrophysical Journal, vol. 604, iss. 1 I, pp. 213-221

Research Type: Journal Article

Hydrodynamic interaction of strong shocks with inhomogeneous media. I. Adiabatic case

A. Frank, Alexei Poludnenko, E. G. Blackman , (2002). Hydrodynamic interaction of strong shocks with inhomogeneous media. I. Adiabatic case, Astrophysical Journal, vol. 576, iss. 2 I, pp. 832-848

Research Type: Journal Article

Large/small eddy simulations: A method for extracting small-scale turbulence structure from poorly resolved simulations

A Moitro, C.-H. Chen, S Dammati, Alexei Poludnenko Large/small eddy simulations: A method for extracting small-scale turbulence structure from poorly resolved simulations, Physical Review Fluids

Research Type: Journal Article

Modeling of high-speed, methane-air, turbulent combustion - Part II: Reduced methane oxidation chemistry

Alexei Poludnenko, S Dammati, M Harvazinski, E S Genter, R Xu, X Shi, H Wang, Z Jozefik, Tianfeng Lu, A Kerstein, V Sankaran Modeling of high-speed, methane-air, turbulent combustion - Part II: Reduced methane oxidation chemistry, Combustion and Flame

Research Type: Journal Article

Numerical Study of the Accuracy of Particle Image Velocimetry Technique in High-Speed Homogeneous, Isotropic, Turbulent Flows

K Ahmed, C Rising, Y Kozak, Alexei Poludnenko, S Dammati, J Reyes Numerical Study of the Accuracy of Particle Image Velocimetry Technique in High-Speed Homogeneous, Isotropic, Turbulent Flows, Physics of Fluids

Research Type: Journal Article

Characterization of Spray Dynamics in Liquid-Fuel n-Dodecane/Air Detonations

Alexei Poludnenko, S Dammati Characterization of Spray Dynamics in Liquid-Fuel n-Dodecane/Air Detonations, Combustion and Flame

Research Type: Journal Article

Dynamics of Compressible Turbulent Flames: Direct Numerical Simulations based on the Turbulent Shock-Tube Facility

J Chambers, Y Kozak, K Ahmed, S Dammati, V Gamezo, L O'Neill, Alexei Poludnenko Dynamics of Compressible Turbulent Flames: Direct Numerical Simulations based on the Turbulent Shock-Tube Facility, Combustion and Flame

Research Type: Journal Article

Gaseous and Liquid-Spray Detonations in n-Dodecane/Air Mixtures

Y Kozak, S Dammati, Alexei Poludnenko Gaseous and Liquid-Spray Detonations in n-Dodecane/Air Mixtures, Combustion and Flame

Research Type: Journal Article

Thermal Pulsating Instability of Thermonuclear C-O Deflagrations

Alexei Poludnenko, V Gamezo Thermal Pulsating Instability of Thermonuclear C-O Deflagrations, Astrophysical Journal

Research Type: Journal Article

Modeling of high-speed, methane-air, turbulent combustion - Part I: One-dimensional turbulence modeling with comparison to DNS

A Kerstein, R Xu, Alexei Poludnenko, M Harvazinski, Tianfeng Lu, S Dammati, V Sankaran, H Wang Modeling of high-speed, methane-air, turbulent combustion - Part I: One-dimensional turbulence modeling with comparison to DNS, Combustion and Flame

Research Type: Journal Article

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