$\Psi$DM and the Bullet Cluster: Couple Inflaton to Higgs Field

Chia-Li Hsieh

Electroweak theory is extended to $S{U}_L(2)\times U_Y(1)\times U_{\varphi }(1)$, where $U_{\varphi }(1)$ comes from the coupling of inflaton field to Higgs field. There arises an extremely light boso…