Investigation of octupole collectivity near the $A=72$ shape-transitional point

M. Spieker, L. A. Riley, P. D. Cottle +13

Enhanced octupole collectivity is expected in the neutron-deficient Ge, Se and Kr isotopes with neutron number $N\approx 40$ and has indeed been observed for ${}^{70,72}$Ge. Shape c…