PBHs and GWs from a Supersymmetric Higgs Inflation (online)

15 Dec 2022, 14:00
30m
Science Hall #327

Science Hall #327

Speaker

Jinsu Kim

Description

I discuss the possibility of curvature perturbation enhancement in a supersymmetric version of the nonminimally-coupled Higgs inflation model. The large curvature perturbation not only leads to the formation of primordial black holes, but it also sources gravitational waves. Focusing on the two-field case, I present the parameter region where the produced primordial black holes may account for the whole dark matter abundance today. Finally, the detectability of the gravitational waves is discussed. The talk is based on 2209.15343.

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