b'SFR .Sodium Fast ReactorSHERMAN . Sample Handling Environment for Radioactive Materials Analyzed with NeutronsSiC Silicon CarbideSIMS .Secondary Ion Mass SpectrometrySPERT Special Power Excursion Reactor TestSPS . Spark Plasma SinteringSRIM Stopping and Range of Ions in MatterSS Stainless SteelSSMT .Small Scale Mechanical TestingSTEM .Scanning Transmission Electron MicroscopyTAMU Texas A&M UniversityTD .Theoretical DensityTE .Total ElongationTEM .Transmission Electron MicroscopyTESB TREAT Experiment Support BuildingTHOR .Temperature Heat Sink Overpower ResponseTHOR- aLEU-P2M.THOR Advanced Low-Enriched Uranium Power-to-MeltTHOR-C .THOR CommissioningTHOR-EPIC EBR-II Pre-Irradiated ConductivityTHOR-M THOR MetallicTGA .Thermogravimetric AnalysisTIG . Tungsten Inert GasTM . Temperature MonitorTMS The Mineral, Metal and Materials SocietyTMT .Thermomechanical TreatmentsToF-SIMS .Time-of-Flight Secondary Ion Mass SpectrometryTREAT Transient Reactor Test FacilityTRISOTri-structural IsotropicTRU Transuranic184 2021|AFC ACCOMPLISHMENTS'