Book Chapters

• J. Ray, R. Armstrong, C. Safta, B.J. Debusschere, B. A. Allan and H. N. Najm, " Computational frameworks for advanced combustion simulations", Turbulent Combustion Modeling: Advances, New Trends and Perspectives, T. Echekki and E. Mastorakos, Eds, pp 407-437, Springer 2011. Link. SAND2009-7346P.

Journal Articles

• K. Sargsyan, C. Safta, B.J. Debusschere and H. N. Najm, "Uncertainty Quantification given Discontinuous Model Response and a Limited Number of Model Runs", accepted for publication in SIAM Journal on Scientific Computing (2011)


• C. Safta, J. Ray and H. N. Najm, "A high-order low-Mach AMR construction for chemically reacting flows", Journal of Computational Physics, 229 (2010) pp. 9299-9322. For published version, see here


• N. Bharadwaj, C. Safta, and C.K. Madnia "Characteristics of Flame Wall Interactions for a Nonpremixed Flame Propelled by a Vortex Ring", Combustion Theory and Modelling, 11(1), 1-19, 2007. For published version, see here


• C. Safta and C.K. Madnia, "Autoignition and Structure of Non-Premixed Methane Flames: Detailed and Reduced Kinetic Models", Combustion and Flame, 114(1), 64-73, 2006. For published version, see here


• C. Safta and C.K. Madnia, "Characteristics of methane diffusion flame in a reacting vortex ring", Combustion Theory and Modelling 8(3), 449-474, 2004. For published version, see here


• C. Safta, S. Enachescu, and C.K. Madnia "Interaction of a vortex ring with a diffusion flame", Physics of Fluids, 14(2), 668-681, 2002. For published version, see here

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Conference Proceedings, Abstracts, and Posters

2011

• C. Safta, J. Ray, H.N. Najm, "High-order AMR Computations of Chemically Reacting Flow", 7th US National Combustion Meeting, Atlanta, GA, March 2011.SAND2010-8627C


• C. Safta, K. Sargsyan, H.N. Najm, and B.J. Debusschere, "Uncertainty Quantification given Discontinuities, Long-tailed Distributions, and Computationally Intensive Models", presented at the SIAM CSE 2011, Reno, NV, March 2011. SAND2011-1351C

2010

• C. Safta, K. Sargsyan, H.N. Najm, and B.J. Debusschere, "Advanced Methods for Uncertainty Quantification in Tail Regions of Climate Model Predictions", AGU Fall Meeting, San Francisco, CA, Dec 2010. Download poster here. SAND2010-8802C.


• K. Sargsyan, C. Safta, B.J. Debusschere, and H.N. Najm, "Uncertainty Quantification given Discontinuous Climate Model Response and a Limited Number of Model Runs", AGU Fall Meeting, San Francisco, CA, December 2010. Download poster here. SAND2010-8669C.


• C. Safta, J. Ray, K. Cheng and D. Crary, "Characterization of Communicable Disease Epidemics Using Bayesian Inversion", International Society for Disease Surveillance 9th Annual Conference, Park City, UT, Dec 2010. SAND2010-8387C.


• C. Safta, K. Sargsyan, H.N. Najm, and B.J. Debusschere, "Uncertainty Quantification Methodologies for Climate Model Data with Discontinuities", presented at the SIAM 2010 Annual Meeting, Pittsburgh, PA, June 2010. SAND2010-4674C


• K. Sargsyan, C. Safta, H.N. Najm, and B.J. Debusschere, "Accuracy of Tail Regions in Uncertain Climate Model Predictions", presented at the SIAM 2010 Annual Meeting, Pittsburgh, PA, June 2010.


• K. Sargsyan, C. Safta, B. Debusschere, and H.N. Najm, "Bayesian Methods for Discontinuity Detection in Climate Model Data", presented at the ISBA 2010 World Meeting on Bayesian Statistics, Benidorm, Spain, June 2010. Download poster here. SAND2010-3663C.


• C. Safta, J. Ray, K. Cheng and D. Crary, "Bayesian Classification of Partially Observed Outbreaks Using Time-series Data", presented at the ISBA 2010 World Meeting on Bayesian Statistics, Benidorm, Spain, June 2010. Download poster here. SAND2010-3572C.

2009

• C. Safta, K. Sargsyan, B. Debusschere, and H.N. Najm, "Uncertainty Quantification in the Presence of Limited Climate Model Data with Discontinuities", American Geophysical Union Fall Meeting, San Francisco, CA, December 2009.


• K. Sargsyan, C. Safta, B. Debusschere, and H.N. Najm, "Uncertainty Quantification in the Presence of Limited Climate Model Data with Discontinuities", presented at the IEEE International Conference on Data Mining, Miami, FL, December 2009. For published version, see here


• C. Safta, J. Ray, K. Cheng and D. Crary, "Statistical methods for classification of partially observed outbreaks", International Society for Disease Surveillance 8th Annual Conference, Miami, FL, Dec 2009. SAND2009-5956A.


• K. Cheng, D. Crary, G. McClellan, J. Ray and C. Safta, Anomaly detection techniques for biosurveillance application", International Society for Disease Surveillance 8th Annual Conference, Miami, FL, Dec 2009. SAND2009-5955C.


• C. Safta, J. Ray and H.N. Najm, "A high-order projection scheme for AMR computations of chemically reacting flows", 2009 Fall Meeting of the Western States Section of the Combustion Institute, Irvine, CA, October 2009. SAND2009-6579C.


• C. Safta, J. Ray and H.N. Najm, "A High-Order Projection Scheme for AMR Computations of Chemically Reacting Flows", presented at SIAM Conference on Computational Science and Engineering, Miami, FL, March 2009.

2008 and before

• C. Safta, J. Ray and H.N. Najm, "Performance of a High-order Projection Scheme for AMR Computations of Chemically Reacting Flows", SIAM Twelfth International Conference on Numerical Combustion, Monterey, CA, March 2008.


• H.N. Najm, J. Ray, C. Safta, Y. Marzouk, M. Valorani, and D. Goussis, "High-Order Computations of Reacting Flow with Adaptive Reduction of Chemical Stiffness", Journal of Physics: Conference Series 125 - 012032, 2007.


• H.N. Najm, J. Ortega, C. Safta, M. Valorani, D. Goussis, and M. Frenklach, "Adaptive Explicit Integration of Stiff Chemical Systems", International Workshop on Model Reduction in Reacting Flow, Rome, 2007.


• C. Safta, F. Ladeinde, X. Cai, and K. Alabi, "A Combined Level-Set/Mixture Fraction/Progress-Variable Approach for Partially-Premixed Turbulent Reacting Flows", AIAA Paper 2007-1436, 45th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 2007.


• C. Safta, F. Ladeinde, K. Alabi, and X. Cai, "A High-Fidelity Level-Set Approach for Predicting Turbulent Reacting Flows", AIAA Paper 2006-5090, AIAA/ASME Joint Propulsion Conference, Sacramento, CA, July 2006.


• C. Safta, K. Alabi, and F. Ladeinde, "Comparative Advantages of High-Order Schemes for Subsonic, Transonic, and Supersonic Flows", AIAA Paper No. 2006-0299, 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 2006.


• C. Safta, K. Alabi, F. Ladeinde, B. Sekar, and B. Kiel, "Level-Set/Large-Eddy Simulation of a Premixed Augmentor Flame Holder", AIAA Paper No. 2006-0156, 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 2006.


• F. Ladeinde, K. Alabi, C. Safta, and X. Cai, "The First High-Order CFD Simulation of Aircraft: Challenges and Opportunities", AIAA Paper 2006-1526, 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 2006.


• C. Safta and C.K. Madnia, "Finite Rate Chemistry Effects in Non-Premixed CH4/H2 Flames", AIAA Paper No. 2004-798, 42nd AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, Jan 2004.


• C. Safta and C.K. Madnia, "Unsteady Non-Premixed CH4/H2 Flame Structure: Detailed and Reduced Kinetic Models", Proceedings of the Third Joint Meeting of the U.S. Sections of The Combustion Institute, 2003.


• C.K. Madnia and C. Safta, "Flame Dynamics and Curvature Effects in Methane Diffusion Flame-Vortex Ring Interactions", Bulletin of American Physical Society, 47(10), 85, 2002.


• C. Safta and C.K. Madnia, "Unsteady Effects in Methane Diffusion Flame-Vortex Ring Interactions", Bulletin of American Physical Society, 47(10), 86, 2002.

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