Early onset of ground-state deformation in the neutron-deficient polonium isotopes

T. E. Cocolios, W. Dexters, M. D. Seliverstov +28

In-source resonant ionization laser spectroscopy of the even-$A$ polonium isotopes ${}^{192-210,216,218}$Po has been performed using the $6p^{3}7s$ ${}^5{S}_2$ to $6p^{3}7p$ ${}^5{P}_2$ ($λ=843.…