Shape polarization in the tin isotopes near $N=60$ from precision $g$-factor measurements on short-lived $11/2^{-}$ isomers

T. J. Gray, A. E. Stuchbery, J. Dobaczewski +16

The $g$ factors of $11/2^{-}$ isomers in semimagic ${}^{109}$Sn and ${}^{111}$Sn (isomeric lifetimes $\tau =2.9(3)$ ns and $\tau =14.4(7)$ ns, respectively) were measured by an extension of th…