b'THOR-C .THOR CommissioningTHOR-M .THOR MetallicTREAT Transient Reactor Test FacilityTWIST .Transient Water Irradiation System in TREATUBr .University of BristolUCB .University of California BerkeleyUHT .Ultra-high Temperature ULS . Ultimate Limit StatesUN Uranium NitrideUSC University of South CarolinaUTUniversity of TennesseeUTA University of Texas-AustinUVa .University of VirginiaUW University of WisconsinVM von MisesVPSC .Visco-Plastic Self-Consistent VTR .Versatile Test ReactorWEC Westinghouse Electric CompanyXPS .X-ray Photoelectron SpectroscopyXRD.X-Ray Diffraction 2022|AFC ACCOMPLISHMENTS 189'