TY - RPRT TI - Progress Towards a Multi-ion Optical Clock Based on a Linear Chain of Yb Ions. AU - Schultz, Justin AU - Claussen, Neil AU - Schwindt, Peter PY - 2021 DO - 10.2172/1872902 UR - https://www.osti.gov/biblio/1872902 ID - 1872902 ER -