2 papers
hep-ph2020
Neutrino Portal via Loops
Wei Chao
One loop correction to the dark matter (DM) annihilation cross section is usually assumed to be sub-dominate in calculating the DM relic density. In this paper, we propose a scenar…
hep-ph2018
Hybrid Dark Matter
Wei Chao
Dark matter can be produced in the early universe via the freeze-in or freeze-out mechanisms. Both scenarios were investigated in references, but the production of dark matters via…