31 citations · 31 across the 2 of their papers we have counts for
2 papers
astro-ph.CO2023★ 31 cited
Evading no-go for PBH formation and production of SIGWs using Multiple Sharp Transitions in EFT of single field inflation
Gourab Bhattacharya, Sayantan Choudhury, Kritartha Dey +3
Deploying \textit{multiple sharp transitions} (MSTs) under a unified framework, we investigate the formation of Primordial Black Holes (PBHs) and the production of Scalar Induced G…
astro-ph2005
Cosmological perturbations in multiple-field inflation
Joydev Lahiri, Gautam Bhattacharya
We analyze cosmological perturbations to the linear order in the context of inflation with an arbitrary number of scalar fields. The fields take values on a non-trivial manifold wi…