David H Cook Nuclear Safety and Experiment Analysis Section Head Contact COOKDH@ORNL.GOV All Publications Research Reactors Division Infrastructure Investment Plan for the High Flux Isotope Reactor... High Flux Isotope Reactor Low-Enriched Uranium Conversion - Design and Fuel Qualification Overview A Plan to Qualify New Fuel for the High Flux Isotope Reactor for Material Minimization... Fuel Conversion Efforts at the High Flux Isotope Reactor – a 2020 Status Update Reactor Performance Improvement Options to Sustain High Flux Isotope Reactor Leadership into the Future... Conceptual Fuel Element Design Candidates for Conversion of High Flux Isotope Reactor with Low-Enriched Uranium Silicide Dispersion Fuel Design optimization methods for high-performance research reactor core design... Neutronic and thermal-hydraulic feasibility studies for High Flux Isotope Reactor conversion to low-enriched uranium silicide... High Flux Isotope Reactor Low-Enriched Uranium Core Design Optimization Studies Neutronic and Thermal-Hydraulic Feasibility Studies for High Flux Isotope Reactor Conversion to Low-Enriched Uranium U3Si2-Al Fuel Advanced Multiphysics Computational Fluid Dynamics Models for the High Flux Isotope Reactor Response to Unreviewed Safety Question in High Flux Isotope Reactor Dose Consequence Analysis... COMSOL-based Multiphysics Simulations to Support HFIR’s Conversion to LEU Fuel ... Hydrogen Cylinder Storage Array Explosion Evaluations at the High Flux Isotope Reactor... Lessons Learned in the Update of a Safety Limit for the High Flux Isotope Reactor... Hydrogen Explosion Analysis for Cold Source Installation at the High Flux Isotope Reactor... Key Links ORCID Organizations Neutron Sciences Directorate