b'RUSLResonant Ultrasonic Spectroscopy-LaserSA .Sensitivity AnalysisSATS .Severe Accident Test StationSCKKEN .Studie Centrum Voor Kemenergie: Belgian Nuclear Research CentreSEM Scanning Electron MicroscopySETH Separate Effects Test HolderSFR .Sodium Fast ReactorSiC Silicon CarbideSPS . Spark Plasma SinteringSS Stainless SteelSSMT .Small Scale Mechanical TestingSTEM .Scanning Transmission Electron MicroscopyTAMU Texas A&M UniversityTEM .Transmission Electron MicroscopyTGA .Thermogravimetric AnalysisTMS The Mineral, Metal and Materials SocietyTMT .Thermomechanical TreatmentsTREAT Transient Reactor Test FacilityTRISOTri-structural IsotropicUN .Uranium NitrideUofI .University of IdahoUQ .Uncertainty QuantificationU.S. .United StatesUSC University of South CarolinaUTA University of Texas-AustinUTK .University of Tennessee-Knoxville256 2019|AFC ACCOMPLISHMENTS'