Jean C. Ragusa

Jean C. Ragusa

Assistant Professor, Nuclear Engineering
Associate Director, Institute for Scientific Computation

Date of Appointment: 2004

Office: 122A Zachry Engineering Center
Phone: 979/862-2033
Fax: 979/845-6443
E-mail: ragusa@ne.tamu.edu
Website: Personal Website

Education

Ph.D., Nuclear Engineering, Institut National Polytechnique de Grenoble, France, 2001
M.S., Nuclear Engineering, Texas A&M University, 1996
Diplôme d'ingénieur, Génie Nucléaire, Ecole Nationale Supérieure de Physique de Grenoble, 1996

Courses Taught

NUEN 301: Nuclear Reactor Theory
NUEN 329: Analytical and Numerical Methods
NUEN 489: Special Topics: 3-D nuclear reactor core design and modeling, Fuel Assembly and 3D Reactor Core Design and Modeling
NUEN 618: Nuclear Control Systems (Reactor Kinetics and Dynamics)
NUEN 629: Numerical Methods in Reactor Analysis

Hover over the course names to see descriptions. Follow the links to get more details.


Areas of Interest
  • High performance computing applied to nuclear engineering and science (guaranteed solutions, goal-oriented computations, parallel techniques, and automated mesh refinement applied to multigroup neutron diffusion and transport equations).
  • Time-adaptive, high-order accurate multiphysics coupling techniques applied to reactor safety and transient analyses.
  • Reactor core and fuel assembly modeling and optimization for increased performance and geological repository optimization.
  • Neutron and gamma inverse problems and computed tomography applied to homeland security needs.
  • For current projects/grants and available research assistant positions, see my website.


Curriculum Vita: Click Here to View


Recent Publications

Journal Articles:

  1. T. Rogers, J.C. Ragusa, S. Schultz, R. St-Clair, "Optimization of PWR Fuel Assembly Radial Enerichment and Burnable Poison Location based on Simulated Annealing," Nuclear Engineering and Design (to be published).
  2. S. S. Chirayath, G. Hollenbeck, J. Ragusa, and P. Nelson, "Neutronic and nonproliferation characteristics of (PuO2-UO2) and (PuO2-ThO2) as fast reactor fuels," Nuclear Engineering and Design (to be published).
  3. Y. Wang and J.C. Ragusa, "Application of hp Adaptivity to the Multigroup Diffusion Equations," Nuclear Science and Engineering 161(1), 22-48 (2009).
  4. J.C. Ragusa, and V. Mahadevan, "Consistent and accurate schemes for coupled neutronics thermal-hydraulics reactor analysis," Nuclear Engineering and Design In Press. Available online 6 January 2009.
  5. Y. Wang, W. Bangerth, and J.C. Ragusa, "Three-dimensional h-adaptivity for the multigroup neutron diffusion equations," Progress in Nuclear Energy In Press. Available online 24 December 2008.
  6. J.C. Ragusa, "A simple Hessian-based 3D mesh adaptation technique with applications to the multigroup diffusion equations," Annals of Nuclear Energy 35(11), 2006-2018 (2008).
  7. R. Sanchez, J.C. Ragusa, and E. Masiello, "Asymptotic theory of the linear transport equation in anisotropic media," Journal of Mathematical Physics 49, 083504 (2008).
  8. J.C. Ragusa, R. Sanchez, and S. Santandrea, "Application of Duality Principles to Reflector Homogenization," Nuclear Science and Engineering 157(3), 299-315 (2007).

Conference Proceedings:

  1. S.S.Chirayath, J. Ragusa, and P. Nelson, "Thorium blended and regular MOX burn-up studies for fast reactor fuel cycle safeguards," Proceedings of 50th annual meeting of INMM, July 12-16, 2009, Tucson, AZ, USA.
  2. T. Rogers, and J.C. Ragusa, "PWR Fuel Assembly Optimization Using Simulated Annealing with TRANSLAT," Proceedings of the ANS Winter Meeting, Reno, NV, USA, November 9-13, 2008.
  3. Y. Wang, and J.C. Ragusa, "Progress in the Integration of 2D DG-FEM SN Transport Solver Xuthus into SCALE," Proceedings of the ANS Winter Meeting, Reno, NV, USA, November 9-13, 2008.
  4. Y. Wang, and J.C. Ragusa, "An Algorithm for Multi-Mesh and Multi-Irregularity from Adaptive Mesh Refinement with FEM," Proceedings of the ANS Winter Meeting, Reno, NV, USA, November 9-13, 2008.
  5. P.V. Tsvetkov, K. Vierow, K.L. Peddicord, J.C. Ragusa, S.M. McDeavitt, J.W. Poston, Sr., L. Shao, and G. Willems,, "Autonomous Multi-purpose Floating Power System with a Compact Static Pebble Bed Reactor," PHYSOR ‘08 – International Conference on the Physics of Reactors, Interlaken, Switzerland, September 14-19 (2008).
  6. Y. Wang, J. C. Ragusa, and M. DeHart, "An Unstructured Triangular Mesh Linear Discontinuous Solver for NEWT," Proceedings of the ANS International Conference on the Physics of Reactors: Nuclear Power: A Sustainable Resource (PHYSOR 2008 ), Interlaken, Switzerland, September 14-19, 2008.
  7. V. Mahadevan and J.C. Ragusa, "Hybrid schemes to compute several dominant eigenmodes in reactor analysis," Proceedings of the ANS International Conference on the Physics of Reactors: Nuclear Power: A Sustainable Resource (PHYSOR 2008 ), Interlaken, Switzerland, September 14-19, 2008.
  8. B. Bradley and J.C. Ragusa, "Plutonium and Minor Actinides Transmutation in Standard PWRs Fuel Assemblies," Proceedings of the ANS Annual Meeting, Anaheim, CA, 8-12 June 2008.  
  9. K. Vierow, F. Best, J. Ford, Y. Hassan, S. McDeavitt, J. Ragusa, W. D. Reece, L. Shao, and P. Tsvetkov, "TAMU Nuclear Safety Curriculum Development for a 21st Century Workforce," Proc. of 2008 ANS Annual Meeting, Annaheim, CA, June 2008.
  10. R. Metcalf, J.C. Ragusa, and R. Bean, "Safeguards Envelope: The First Steps," Proceedings of 8th International Conference on Facility Operations - Safeguards Interface, Portland, OR, March 30 - April 4, 2008.
  11. S. Chirayath, R. Metcalf, J.C. Ragusa, and P. Nelson, "Assessment of Proliferation Resistance Requirements for Fast-Reactor Fuel-Cycle Facilities," Proceedings of 8th International Conference on Facility Operations - Safeguards Interface, Portland, OR, March 30 - April 4, 2008.
  12. T. V. K. Woddi, W. S. Charlton, P. Nelson, and J.C. Ragusa, "A Technical Study of Nuclear Fuel Cycle and the Three Stage Power Program of India for US-India Nuclear Cooperation," Proceedings of the Annual Meeting of the Institute for Nuclear Materials Management, Tucson, AZ, July 8-12, 2007.
  13. T.V.K. Woddi, W.S. Charlton, P. Nelson, and J. Ragusa, "Nuclear Fuel Cycle Assessment of India: A Technical Study for Nuclear Cooperation," 2007 Annual Meeting of the European Safeguards Research and Development Association (ESARDA), Aix-en-Provence, France, May 21-24, 2007.
  14. A. Siegel, T. Tautges, A. Caceres, D. Kaushik, P. Fischer, G. Palmiotti, M. Smith, and J. Ragusa, "Software Design of SHARP," Joint International Topical meeting on Mathematics and Computation and Supercomputing in Nuclear Applications, Monterrey, CA, 15-19 April 2007.
  15. Y. Wang and J.C. Ragusa, "Goal-Oriented hp-Mesh Adaptation for the 1-D Multigroup Diffusion Equations," Joint International Topical meeting on Mathematics and Computation and Supercomputing in Nuclear Applications, Monterrey, CA, 15-19 April 2007.
  16. Y. Wang and J.C. Ragusa, "Multi-Dimensional Automatic Mesh Refinement for the Multigroup SPN Equations," Joint International Topical meeting on Mathematics and Computation and Supercomputing in Nuclear Applications, Monterrey, CA, 15-19 April 2007.
  17. V. Mahadevan and J. C. Ragusa, "Application of High-Order Implicit Schemes for Nonlinear Multi-Physics Simulations," Joint International Topical meeting on Mathematics and Computation and Supercomputing in Nuclear Applications, Monterrey, CA, 15-19 April 2007.