$\mu$-hybrid Inflation, Gravitino Dark Matter and Stochastic Gravitational Wave Background from Cosmic Strings

Adeela Afzal, Waqas Ahmed, Mansoor Ur Rehman +1

We present a successful realization of supersymmetric $\mu$-hybrid inflation model based on a gauged $U(1{)}_{B-L}$ extension of the minimal supersymmetric standard model, with the sof…