Z=50 shell gap near ${}^{100}$Sn from intermediate-energy Coulomb excitations in even-mass ${}^{106--112}$Sn isotopes

C. Vaman, C. Andreoiu, D. Bazin +21

Rare isotope beams of neutron-deficient ${}^{106,108,110}$Sn nuclei from the fragmentation of ${}^{124}$Xe were employed in an intermediate-energy Coulomb excitation experiment yieldin…