A $U(1{)}_R$ inspired inflation model in no-scale Supergravity

Shaaban Khalil, Ahmad Moursy, Abhijit Kumar Saha +1

We consider a cosmological inflation scenario based on a no-scale supergravity sector with $U(1{)}_R$ symmetry. It is shown that a tree level $U(1{)}_R$ symmetric superpotential alone…