b'FAST-OA .Fission Accelerated Steady-state TestingOuter A positionFAST-SIFission Accelerated Steady-state TestingSmall I position FCC .Face Centered CubicFCCI Fuel Cladding Chemical InteractionFCM Fully Ceramic MicroencapsulatedFCRD .Fuel Cycle Research and DevelopmentFFF Free Form FibersFFRD .Fuel Fragmentation, Relocation, and DispersalFFTF Fast Flux Test FacilityFIMA .Fission of Initial Metal AtomsFM .Ferritic-MartensiticFMMS . Fuel Motion Monitoring SystemFOA Funding Opportunity AnnouncementFOM . Figure of MeritFRL . Fuels Research LaboratoryFY Fiscal YearGA General AtomicsGAIN Gateway for Accelerated Innovation in NuclearGE General ElectricGERC General Electric Global ResearchGFYGovernment Fiscal Year GNF .Global Nuclear FuelsHBR HB RobinsonHBS .High Burnup StructureHBWR .Halden Boiling Water ReactorHD .High Definition252 2019|AFC ACCOMPLISHMENTS'