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 Conceptual Fuel Element Design Candidates for Conversion of High Flux Isotope Reactor with Low-Enriched Uranium Silicide Dispersion Fuel Reactor Performance Improvement Options to Sustain High Flux Isotope Reactor Leadership into the Future... 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 Organizations