David G Abrecht Contact abrechtdg@ornl.gov | 865.574.5262 All Publications Classification Analytics of Pu-239 and U-235 Source Signatures Using Gamma Spectral Regions Characterizing PuO2 Powder at ORNL for the Multi-Lab Plutonium Process Signatures Campaign FY22 Engineering Evaluation of Barium Buildup in a Decayed CsCl Sealed Source and Potential Impact for Cesium Release from a Breac... Ab initio calculations of material properties for modeling debris: FY21 Progress Report...