Charge radius of the short-lived ${}^{68}$Ni and correlation with the dipole polarizability

S. Kaufmann, J. Simonis, S. Bacca +26

We present the first laser spectroscopic measurement of the neutron-rich nucleus ${}^{68}$Ni at the \mbox{$N=40$} subshell closure and extract its nuclear charge radius. Since this i…