Thomas Evans Group Lead and Distinguished R&D Staff, HPC Methods for Nuclear Applications Contact 865.576.3535 | EVANSTM@ORNL.GOV All Publications Design of a High Fidelity Core Simulator for Analysis of Pellet Clad Interaction Shift: A Massively Parallel Monte Carlo Radiation Transport Package AP1000 PWR Startup Core Modeling and Simulation with VERA-CS (ANFM V) Efficient Solution of the Simplified PN Equations... Automatic Mesh Adaptivity for Hybrid Monte Carlo/Deterministic Neutronics Modeling of Difficult Shielding Problems Efficient Solution of the Simplified PN Equations A Comparison of Eigensolvers for the SPN Equations POLARIS: A New Two-Dimensional Lattice Physics Analysis Capability for the SCALE Code System... Coupled Neutronics Thermal-Hydraulic Solution of a Full-Core PWR Using VERA-CS... Watts Bar Unit 1 Cycle Zero Power Physics Tests Analysis with VERA-CS... Massively Parallel, Three-Dimensional Transport Solutions for the k-Eigenvalue Problem Overview of the Consortium for the Advanced Simulation of Light Water Reactors (CASL)... A Monte Carlo Synthetic-Acceleration Method for Solving the Thermal Radiation Diffusion Equation POLARIS: A New Two-Dimensional Lattice Physics Analysis Capability for the SCALE Code System Massively Parallel, Three-Dimensional Transport Solutions for the k-Eigenvalue Problem Massively Parallel, Three-Dimensional Transport Solutions for the k-Eigenvalue Problem A Multiple-Set Overlapping-Domain Decomposed Monte Carlo Synthetic Acceleration Method for Linear Systems Full Core Reactor Analysis: Running Denovo on Jaguar Multiphysics Simulations for LWR Analysis... A SPECTRAL ANALYSIS OF THE DOMAIN DECOMPOSED MONTE CARLO METHOD FOR LINEAR SYSTEMS... Discrete Ordinate Quadrature Selection for Reactor-based Eigenvalue Problems AUTOMATIC MESH ADAPTIVITY FOR CADIS AND FW-CADIS NEUTRONICS MODELING OF DIFFICULT SHIELDING PROBLEMS... Multigrid in Energy Preconditioner for Krylov Solvers Automatic Mesh Adaptivity for Hybrid Monte Carlo/Deterministic Neutronics Modeling of Difficult Shielding Problems... High Performance Radiation Transport Simulations on TITAN Pagination First page « First Previous page ‹‹ … Page 3 Current page 4 Page 5 … Next page ›› Last page Last » Key Links Curriculum Vitae ORCID Organizations Fusion and Fission Energy and Science Directorate Nuclear Energy and Fuel Cycle Division Nuclear Modeling and Simulation Development and Deployment Section HPC Methods for Nuclear Applications Group Exascale Computing Project National Security Sciences Directorate SCALE
