Recent Publications 

• H. Kolla, R. W. Grout, A. Gruber and J. H. Chen (2012). Mechanisms of flame stabilization and blow-off in a reacting turbulent hydrogen jet in cross-flow. Combustion and Flame 159, 2755-2766.
• A. Gruber, J. H. Chen, D. Valiev and C. K. Law (2012). Direct numerical simulation of premixed flame boundary layer flashback in turbulent channel flow. Journal of Fluid Mechanics 709, 516-542.
• R. W. Grout, A. Gruber, H. Kolla, P.-T. Bremer, J. C. Bennett, A. Gyulassy and J. H. Chen (2012). A direct numerical simulation study of turbulence and flame structure in transverse jets analysed in jet-trajectory based coordinates. Journal of Fluid Mechanics 706, 351-383.
• B. Panjwani, I. S. Ertesvag, A. Gruber and K. E. Rian (2012). Large eddy simulation in generalized curvilinear coordinates using conventional approach: theory and validation. International Journal for Numerical Methods in Fluids 69 (3), 671-690.
• R. W. Grout, A. Gruber, J. H. Chen and C. S. Yoo (2011). Direct numerical simulation of flame stabilization downstream of a transverse fuel jet in cross-flow. Proceedings of the Combustion Institute 33 (1), 1629-1637.
• A. Gruber, E. R. Hawkes, R. Sankaran and J. H. Chen (2010). Turbulent flame-wall interaction: a DNS study. Journal of Fluid Mechanics 658, 5-32.
• B. Panjwani, I. S. Ertesvag, A. Gruber and K. E. Rian (2010). Turbulence combustion closure model based on the Eddy Dissipation Concept for large eddy simulation. Advances in Fluid Mechanics VIII, 27-38.
• N. Iki, A. Gruber and H. Yoshida (2008). A Numerical and an experimental study for optimization of a small annular combustor. Journal of Power and Energy Systems 2 (3), 921-933.
• C. A. Kennedy and A. Gruber (2008). Reduced aliasing formulations of the convective terms within the Navier-Stokes equations for a compressible fluid. Journal of Computational Physics 227 (3), 1676-1700.

Conferences/Meetings (2005-2012):

• R. W. Grout, P. T. Bremer, A. Gruber, J. C. Bennet, J. H. Chen and A. Gyulassy. “Heat release and turbulence statistics from a Direct Numerical Simulation of a reacting jet in cross-flow parameterized in a jet natural coordinate system developed from scalar quantities” set up for oral presentation at the 13^th International Conference on Numerical Combustion, Corfu’, Greece, April 27^th – 29^th 2011.
• H. Kolla, R. W. Grout, A. Gruber and J. H. Chen. “Effect of injection angle on stabilization of a reacting turbulent hydrogen jet in cross-flow” set up for oral presentation at the 7^th US National Combustion Meeting, Atlanta (GA), USA, March 20^th – 23^rd 2011.
• A. J. North, R. W. Dibble, J. Y. Chen, D. J. Frederick and A. Gruber. “Liftoff heights of lifted H2-in-N2 jet flames issuing into a vitiated co-flow measured using Schlieren imaging” set up for oral presentation at the 7^th US National Combustion Meeting, Atlanta (GA), USA, March 20^th – 23^rd 2011.
• R. W. Grout, A. Gruber, J. H. Chen and C. S. Yoo. “Direct numerical simulation of flame stabilization downstream of a transverse fuel jet in cross-flow” set up for oral presentation at the 33^rd International Combustion Symposium, Beijing, China, August 1^st – 6^th 2010.
• A. Gruber. “Direct numerical simulation of hydrogen flames at atmospheric and pressurized conditions” set up for oral presentation at the 32^nd annual task leaders meeting of the IEA implementing agreement on energy conservation and emissions reduction in combustion, Nara, Japan, July 25^th – 29^th 2010.
• A. Gruber. “Numerical simulation of a hydrogen-fired GT model combustor: modeling challenges and validation” set up for oral presentation at European Conference on CCS Research, Development and Demonstration, Oslo, Norway, February 10^th – 11^th 2009.
• B. Panjwani, I. S. Ertesvåg, A. Gruber and K. E. Rian. “Large Eddy Simulation of Backward Facing Step” set up for oral presentation at MekIT09, Fifth national conference on computational mechanics, Trondheim, Norway, May 26^th-27^th  2009.
• A. Gruber. “Turbulence Modeling, EDC and Finite Rate Detailed Chemical Kinetics for Application to Low Reynolds Number Wall Bounded Reactive Flows” set up for oral presentation at the 30^th annual task leaders meeting of the IEA implementing agreement on energy conservation and emissions reduction in combustion, Capri, Italy, September 14^th – 18^th 2008.
• N. Iki, A. Gruber and H. Yoshida. A Numerical and an experimental study for optimization of a small annular combustor. International Conference on Power Engineering, Hangzhou, China, October 23^rd – 27^th 2007.
• A. Gruber, R. Sankaran, E. R. Hawkes and J. H. Chen. “Turbulent flame-wall interaction at low Reynolds number: a DNS study” set up as Work-in-Progress poster at the 31^st International Combustion Symposium, Heidelberg, Germany, August 6^th – 11^th 2006.
• A. Gruber. “Numerical and Experimental Study of Hydrogen Combustion at High Pressures” set up for oral presentation at the 28^th annual task leaders meeting of the IEA implementing agreement on energy conservation and emissions reduction in combustion, Heidelberg, Germany, August 13^th – 16^th 2006.
• A. Gruber. “DNS of flame-wall interaction with detailed chemical kinetics for a premixed hydrogen-air flame” set up for oral presentation at the 27^th annual task leaders meeting of the IEA implementing agreement on energy conservation and emissions reduction in combustion, Zurich, Switzerland, September 18^th – 21^st 2005.