Revisiting sterile neutrino dark matter in gauged $U(1{)}_{B-L}$ model

Shintaro Eijima, Osamu Seto, Takashi Shimomura

We reexamine sterile neutrino dark matter in gauged $U(1{)}_{B-L}$ model. Improvements have been made by tracing and careful evaluation of the evolution of the number densities of st…