187 citations · 709 across the 23 of their papers we have counts for
Showing 2019Show all
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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…
hep-ph2019★ 18 cited
Dynamical axion misalignment with small instantons
Manuel A. Buen-Abad, JiJi Fan
We present a new mechanism to relax the initial misalignment angle of the QCD axion and raise the cosmological bound on the axion decay constant. The QCD axion receives a contribut…