Thomas Epperly

  • Program Years: 1991-1995
  • Academic Institution: University of Wisconsin
  • Field of Study: Chemical Engineering
  • Academic Advisor: Ross Swaney
  • Practicum(s):
    Argonne National Laboratory (1992)
  • Degree(s):
    Ph.D. Chemical Engineering, University of Wisconsin-Madison, 1995
    B.S. Chemical Engineering, Carnegie Mellon University, 1988

Current Status

  • Status: High Performance Computing Group Leader, Lawrence Livermore National Laboratory
  • Research Area: Parallel Laser Beam Line Simulation and Design Optimization
  • Personal URL:


Epperly, T., el at, High-performance language interoperability for scientific computing through Babel. The International Journal of High Performance Computing Applications, August, 2012.

Epperly, T., et al, "High-performance Computing for Electric Grid Planning and Operations" IEEE Power & Energy Society General Meeting, San Diego, July, 2012.

Ebner, D. and T. Epperly, Fast native function calls for the Babel language interoperability framework, Workshop on Component-Based High Performance Computing (CBHPC) Proceedings of the 2010 11th IEEE/ACM International Conference on Grid Computing, Brussels, Belgium, October 25-29, 2010.

Cary, J.R., T Epperly, et al, "Concurrent, parallel, multiphysics coupling in the FACETS project," SciDAC 2009, J. Physics: Conf. Series 180, 012056 (2009).

Cary, J., T. Epperly et al. First results from core-edge parallel composition in the FACETS project. In Journal of Physics: Conference Series 125 2008.

Muszala, S. , T. Epperly and N. Wang. Babel Fortran 2003 Binding for Structured Data Types. In Jack Dongarra and Anne C. Elster and Jerzy Wasniewski, (eds.) Applied Parallel Computing: 9th International Conference, PARA 2008, Trondheim, Norway, 13-16 May, 2008 Lecture Notes in Computer Science Springer Berlin / Heidelberg. (In Press) 2008.

Cary, J.R., T. Epperly et al. First results from core-edge parallel composition in the FACETS project. In Journal of Physics: Conference Series 125 2008.

Cary, J.R., T. Epperly et al.. Introducing FACETS, the Framework Application for Core-Edge Transport Simulations. In Journal of Physics: Conference Series 78 2007.

Panas T., T. Epperly, D. Quinlan, A. Saebjornsen, and R.. Vuduc. Communicating Software Architecture using a Unified Single-View Visualization. In 12th International Conference on Engineering of Complex Computer Systems (ICECCS 2007), 10-14 July 2007, Auckland, New Zealand, pp. 217-228. IEEE Computer Society. 2007.

Parker, S., R. Armstrong, D. Bernholdt, T. Dahlgren, T. Epperly, J. Kenny, M. Krishnan, G. Kumfert, J. Larson, L. Curfman McInnes, J. Nieplocha, J. Ray, S. Shasharina. Enabling Advanced Scientific Computing Software. CTWatch Quarterly 3(4) (2007). Invited article.

Kumfert, G. and T. Epperly, "Introductory Babel for Massive Supercomputing Software Integration" Tutorial S08, Supercomputing 2007, Reno, NV, November 2007.

Kumfert, G., J. Leek, and T. Epperly, "Babel Remote Method Invocation," Proceedings of IEEE International Parallel and Distributed Processing Symposium (IPDPS '07), Long Beach, CA, USA, March 26-30, 2007.

Kumfert, G., D. E. Bernholdt, T. G. W. Epperly, J. A. Kohl, L. C. McInnes, S. G. Parker, and J. Ray. "How the Common Component Architecture Advances Computational Science," in Journal of Physics: Conference Series, Proceedings of SciDAC 2006, Denver, CO, USA June 25-29, 2006. W. M. Tang et al eds. Vol 46 pp 479-493.

Bernholdt, D. E., B. A. Allan, R. Armstrong, F. Betrand, K. Chiu, T. L. Dahlgren, K. Damevski, W. R. Elwasif, T. G. W. Epperly, M. Govindaraju, D. S. Katz, J. A. Kohl, M. Krishnan, G. Kumfert, J. W. Larson, S. Lefantzi, M. J. Lewis, A. D. Malony, L. C. McInnes, J. Nieplocha, B. Norris, S. G. Parker, J. Ray, S. Shende, T. L. Windus, and S. Zhou. "A Component Architecture for High-Performance Scientific Computing, Intl. J. High-Perf. Computing Appl. 20 (2006).

Armstrong, R., G. Kumfert, L. C. McInnes, S. Parker, B. Allan, M. Sottile, T. Epperly, and T. Dahlgren. "The CCA Component Model for High-Performance Scientific Computing. The International Journal of Concurrency and Computation: Practice and Experience 18(2) (Februrary 2006).

Epperly, et al, Component Software for High-Performance Computing: Using the Common Component Architecture, Supercomputing 2005 Tutorial M-02, November 2005.

Quinlan, D. Q. Yi, G. Kumfert, T. Epperly, T. Dahlgren, M. Schordan, and M. White, "Toward the Automated Generation of Components from Existing Source Code," Second Workshop on Productivity in High-End Computing, San Francisco, CA, USA, February 13, 2005. Proceedings of the 2nd Workshop on Productivity and Performance in High-End Computing, pp. 12-19, 2005.

Epperly, Tom and Gary Kumfert, "Bridging Programming Languages with Babel: Parts I and II", Supercomputing 2004 Tutorial S-03, November 2004.

Dubois, Paul, Tom Epperly and Gary Kumfert, "Why Johnny can't build", Computing in Science & Engineering, (2003) 5:83-88.

Bernholdt, David, Wael Elwasif, James Kohl, and Thomas Epperly, "A Component Architecture for High Performance Computing", in Proceedings of the Workshop on Performance Optimization via High-Level Languages and Libraries (POHLL-02), 2002.

Epperly, Tom, Scott Kohn, and Gary Kumfert, "Component Technology for High-Performance Scientific Simulation Software," Software Architecture for Scientific Computing Applications, Int. Federation for Information Processing, Ottawa, Ontario, Canada, October 2-4, 2000. (UCRL-JC-140549*).

Kumfert, Gary, Tamara Dahlgren, Tom Epperly, and Scott Kohn, Babel Users' Guide. (UCRL-MA-145991*).

Epperly, T.G.W., M. G. Ierapetritou, and E. N. Pistikopoulos. "On the global and efficient solution of stochastic batch plant design problems." Computers and Chemical Engineering, (1997) 21:1411-1421.

Epperly, T.G.W. and E.N. Pistikopoulos. "A reduced space branch and bound algorithm for global optimization." The Journal of Global Optimization, (1997) 11:287-311, 1997.

Epperly, T.G.W. and R.E. Swaney. "Branch and bound for global NLP: New bounding LP." In Global Optimization in Engineering Design, chapter 1. (1996) Kluwer.
Epperly, T.G.W. and R.E. Swaney. "Branch and bound for global NLP: Iterative LP algorithm and results." In Global Optimization in Engineering Design, chapter 2. (1996) Kluwer.

Epperly, T.G.W., "Global Optimization of Nonconvex Nonlinear Programs Using Parallel Branch and Bound (long)." PhD thesis, University of Wisconsin-Madison, Madison, WI 53706, May 1995.

Westerberg, A.W., P.C. Piela, R.D. McKelvey, and T.G. Epperly. "The ASCEND modeling environment and its implications." In Proceedings Of The 4th International Symposium On Process Systems Engineering, 1 (August 1991) pp I.2.1-I.2.12, Montibello, Quebec Canada.

Piela, P.C., T.G. Epperly, K.M. Westerberg, and A.W. Westerberg. "ASCEND: An object oriented computer environment for modeling and analysis. Part 1 - The modeling language". Computers And Chemical Engineering, (1991) 15(1): 53-72.


2006 R&D 100 Award