Thermal Leptogenesis in $SO(10)\times U(1{)}_A$ SUSY GUT

Nobuhiro Maekawa, Kei Shibata, Masato Yamanaka

We investigate thermal leptogenesis within a supersymmetric grand unified theory (SUSY GUT) based on the $SO(10)\times U(1{)}_A$ symmetry, where both the doublet--triplet splitting…