Grant W Helmreich Contact helmreichgw@ornl.gov | 865.576.3802 All Publications Preirradiation Characterization of MiniFuel Compacts for High-Power Irradiation Testing of TRISO Fuel... Particle Packing Characteristics in Dense TRISO/SiC Fuel Elements and the Impact of Neutronics and Thermomechanics Radial Deconsolidation and Leach-Burn-Leach of AGR-3/4 Compact 1-4 and 10-4... Destructive PIE and Safety Testing of Six AGR-2 UO2 Capsule 3 Compacts... Enhanced method for analysis of individual UCO kernel phase fractions... Fabrication and Characterization Methodology of Transformational Challenge Reactor Fuel Form... Quantification of silicon carbide grain structure in TRISO fuel by BSE image analysis... Three-Dimensional Bubble Reconstruction in High Burnup UO2... NEW METHOD FOR ANALYSIS OF X-RAY COMPUTED TOMOGRAPHY SCANS OF TRISO FUEL FORMS... Production of 28 μm zirconium carbide kernels using the internal gelation process and microfluidics... Monolithic ATF MiniFuel Sample Capsules Ready for HFIR Insertion... High Power Irradiation Testing of TRISO Particles in Miniature Fuel Specimens in HFIR... Additional Confirmatory LBL Analysis of AGR-5/6/7 Compacts and Over-Coated Particles... Post-Irradiation Examination of Low Neutron Dose Metal Fuel Parallelepipeds... Investigation of sol-gel feedstock additions and process variables on the density and microstructure of UN microspheres... New Method for Analysis of Individual UCO Kernel Phase Fractions... Post-irradiation examination and safety testing of US AGR-2 irradiation test compacts... New Method for Analysis of X-ray Computed Tomography Scans of TRISO Fuel Forms... Multi-scale Analysis of Failed Safety Tested UO2 Particles from the AGR-2 Fuel Irradiation Experiment... Production of near‐full density uranium nitride microspheres with a hot isostatic press... Preparation of Simulated LBL Defects for Round Robin Experiment Initial examination of fuel compacts and TRISO particles from the US AGR-2 irradiation test... Feasibility of In Situ Controlled Heat Treatment (ISHT) of Inconel 718 During Electron Beam Melting Additive Manufacturing... Initial examination of fuel compacts and TRISO particles from the US AGR-2 irradiation test... Production of LEU Fully Ceramic Microencapsulated Fuel for Irradiation Testing... Pagination First page « First Previous page ‹‹ Page 1 Current page 2 Key Links ORCID Organizations Fusion and Fission Energy and Science Directorate Nuclear Energy and Fuel Cycle Division Nuclear Fuel Development Section Particle Fuel Forms Group