3 papers
gr-qc2025
Inflationary models in a minimally coupled gravity: Constraints from , BICEP/, and ACT
Biswajit Deb, Atri Deshamukhya
The advent of high-precision cosmological observations has challenged many traditional inflationary models. Data from 2018 along with the BICEP/ 2018 result have alr…
gr-qc2025
Slow-roll Natural & Hilltop Inflation in Rastall Gravity
Isaac M. Vitohekpon, Biswajit Deb, Ines G. Salako +2
This study provides a concise analysis of inflation under Rastall gravity by examining three types of potential such as the power law, natural, and hilltop potentials. Choosing a m…
gr-qc2024
Slow-roll Hilltop Inflation in gravity
Biswajit Deb, Atri Deshamukhya
Over the last four decades, a number of modified gravity theories have been proposed to study cosmological phenomena as they can provide solutions for some of the shortcomings of E…