Offline trapping of ${}^{221}$Fr in a magneto-optical trap from implantation of an ${}^{225}$Ac ion beam

M. Tandecki, J. Zhang, S. Aubin +10

We demonstrate a new technique to prepare an offline source of francium for trapping in a magneto-optical trap. Implanting a radioactive beam of ${}^{225}$Ac, $t_{1/2}=9.920(3)$ da…