186 citations · 2.1k across the 68 of their papers we have counts for
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astro-ph.CO2015★ 26 cited
The tensor bi-spectrum in a matter bounce
Debika Chowdhury, V. Sreenath, L. Sriramkumar
Matter bounces are bouncing scenarios wherein the universe contracts as in a matter dominated phase at early times. Such scenarios are known to lead to a scale invariant spectrum o…
astro-ph.CO2015★ 27 cited
Generation of scale invariant magnetic fields in bouncing universes
L. Sriramkumar, Kumar Atmjeet, Rajeev Kumar Jain
We consider the generation of primordial magnetic fields in a class of bouncing models when the electromagnetic action is coupled non-minimally to a scalar field that, say, drives…