2 papers
hep-th2021
Chemical-Potential-Assisted Particle Production in FRW Spacetimes
Chon Man Sou, Xi Tong, Yi Wang
We analyze gravitational particle production assisted by chemical potential. By utilizing the uniformly smoothed Stokes-line method and Borel summation, we gain insight into the fi…
astro-ph.CO2019
Gravitational Production of Superheavy Dark Matter and Associated Cosmological Signatures
Lingfeng Li, Tomohiro Nakama, Chon Man Sou +2
We study the gravitational production of super-Hubble-mass dark matter in the very early universe. We first review the simplest scenario where dark matter is produced mainly during…