b'dpa.Displacements per Atom DSC Differential Scanning CalorimetryDSS . Dynamical System ScalingDTS Distributed Temperature Sensing DZ .Dark ZoneEATF .Enhanced Accident Tolerant FuelEBR .Experimental Breeder ReactorEBSD Electron Backscatter DiffractionECF Energy Coupling FactorECR .Equivalent Clad ReactedEDM Electrical Discharge MachiningEDS .Energy Dispersive SpectroscopyEDX .Energy Dispersion X-RayEM .ElectromagneticEM2 Energy Multiplier ModuleEOC .End of CycleEPIC .EBR-II Pre-Irradiated ConductivityEPMA Electron Probe Micro AnalysisEPRI .Electric Power Research InstituteERNI .Energy-Resolved Neutron Imaging F&OR Functional and Operational RequirementsFAS Field Assisted SinteringFASB .Fuels and Applied Science BuildingFAST Fission Accelerated Steady-state TestingFAST-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 Microencapsulated178 2021|AFC ACCOMPLISHMENTS'