TY - RPRT TI - Heavy Element Spectroscopy in the Gas Phase AU - Heaven, Michael C. [Department of Chemistry, Emory University, Atlanta, Georgia, USA; email: mheaven@emory.edu] PY - 2026 DO - 10.1146/annurev-physchem-090722-125347 UR - https://www.osti.gov/biblio/3022413 ID - 3022413 ER -