Quartet structure of $N=Z$ nuclei in a boson formalism: the case of ${}^{28}$Si

M. Sambataro, N. Sandulescu

The structure of the $N=Z$ nucleus ${}^{28}$Si is studied by resorting to an IBM-type formalism with $s$ and $d$ bosons representing isospin $T=0$ and angular momentum $J=0$ and $J=2…