Subbarrier Fission Resonances in Th Isotopes

Abstract

Subbarrier fission resonances have been found in ${}_{}{}^{230,232}{}_{}{}^{}\mathrm{Th}(t, pf)$ and ${}_{}{}^{230}{}_{}{}^{}\mathrm{Th}(d, pf)$ reactions. This is in disagreement with the fission barriers predicted by the Strutinskĭ theory.