How Robust is the N = 34 Subshell Closure? First Spectroscopy of ${}^{52}$Ar

H. N. Liu, A. Obertelli, P. Doornenbal +77

The first $\gamma$-ray spectroscopy of ${}^{52}$Ar, with the neutron number N = 34, was measured using the ${}^{53}$K(p,2p) one-proton removal reaction at $\sim$210 MeV/u at the RIBF facili…