Thomas M Evans Group Lead and Distinguished R&D Staff, HPC Methods for Nuclear Applications Contact evanstm@ornl.gov | 865.576.3535 All Publications A Cut-Cell Approach for 2D Cartesian Meshes that Preserves Orthogonal Grid Sweep Ordering... Hybrid and Parallel Domain-Decomposition Methods Development to Enable Monte Carlo for Reactor Analyses... Review of Hybrid (Deterministic/Monte Carlo) Radiation Transport Methods, Codes, and Applications at Oak Ridge National Labor... Global Evaluation of Prompt Dose Rates in ITER Using Hybrid Monte Carlo/Deterministic Techniques... ITER Neutronics Modeling Using Hybrid Monte Carlo/Deterministic and CAD-Based Monte Carlo Methods... Python for Development of OpenMP and CUDA Kernels for Multidimensional Data... Sensitivities and Uncertainties Related to Numerics and Building Features in Urban Modeling... Massively Parallel Solutions to the k-Eigenvalue Problem... Review of Hybrid (Deterministic/Monte Carlo) Radiation Transport Methods, Codes, and Applications at Oak Ridge National Labor... Hybrid and Parallel Domain-Decomposition Methods Development to Enable Monte Carlo for Reactor Analyses... Denovo--A New Three-Dimensional Parallel Discrete Ordinates Code in SCALE... Three-Dimensional Full Core Power Calculations for Pressurized Water Reactors... A Transport Acceleration Scheme for Multigroup Discrete Ordinates with Upscattering... Sensitivities and Uncertainties Related to Numerics and Building Features in Urban Modeling... Denovo--A New Three-Dimensional Parallel Discrete Ordinates Code in SCALE Automated Variance Reduction Applied to Nuclear Well-Logging Problems... MCNP-BRL: A Linkage between MCNP and CAD Geometry... A Monte Carlo Synthetic Acceleration Method for the Non-Linear, Time-Dependent Diffusion Equation... Automated Weight-Window Generation for Threat Detection Applications Using ADVANTG... SIMULTANEOUS OPTIMIZATION OF TALLIES; IN DIFFICULT SHIELDING PROBLEMS... Automated Variance Reduction Applied to Nuclear Well-Logging Problems... Semi-implicit time integration for PN thermal radiative transfer ... Pagination First page « First Previous page ‹‹ … Page 3 Page 4 Current page 5 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