212 citations · 1.6k across the 40 of their papers we have counts for
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astro-ph.CO2020★ 42 cited
Increasing Temperature toward the Completion of Reheating
Raymond T. Co, Eric Gonzalez, Keisuke Harigaya
Reheating is a process where the energy density of a dominant component of the universe other than radiation, such as a matter component, is transferred into radiation. It is usual…
astro-ph.CO2019★ 3 cited
Common Origin of Warm Dark Matter and Dark Radiation
Manuel A. Buen-Abad, Raymond T. Co, Keisuke Harigaya
We consider a cosmological scenario where a relativistic particle and a stable massive particle are simultaneously produced from the decay of a late-decaying particle after Big-Ban…