Elliott D Biondo R&D Staff Contact 240.281.4759 | biondoed@ornl.gov All Publications Investigation of Doppler Broadening Methods Within the Shift Monte Carlo Radiation Transport Code Celeritas: Accelerating Geant4 with GPUs... Comparison of Temperature-Dependent Cross Section Treatments Within the Shift Monte Carlo Radiation Transport Code... Celeritas R&D Report: Accelerating Geant4 Exascale Multiphysics Nuclear Reactor Simulations for Advanced Designs Shutdown dose rate analysis with the Shift Monte Carlo radiation transport code and modular verification workflow Layered CAD/CSG geometry for spatially complex radiation transport scenarios Preliminary Assessment of as-Built Design Characteristics for the Transformational Challenge Reactor Layered CAD/CSG Geometry for Neutronics Modeling of Advanced Reactors... Domain decomposition in the GPU-accelerated Shift Monte Carlo code Algorithm for Free Gas Elastic Scattering without Rejection Sampling Free Gas Elastic Scattering Algorithm for GPU-Based Particle Tracking... Implementation of the Windowed Multipole Method in Shift Monte Carlo Simulation of Background and Source Measurements with CSG and CAD Geometries Omnibus User Manual Singular value decomposition of adjoint flux distributions for Monte Carlo variance reduction Deterministically estimated fission source distributions for Monte Carlo k-eigenvalue problems... Transmutation Approximations for the Application of Hybrid Monte Carlo/Deterministic Neutron Transport to Shutdown Dose Rate ... ACCELERATING FUSION REACTOR NEUTRONICS MODELING BY AUTOMATIC COUPLING OF HYBRID MONTE CARLO/DETERMINISTIC TRANSPORT ON CAD GE... Key Links Curriculum Vitae Google Scholar ORCID LinkedIn GitHub Website 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 SCALE