Neutrino Portal to FIMP Dark Matter with an Early Matter Era

20 Mar 2020 Cosme Catarina Dutra Maíra Ma Teng Wu Yongcheng Yang Litao

We study the freeze-in production of Feebly Interacting Massive Particle (FIMP) dark matter candidates through a neutrino portal. We consider a hidden sector comprised of a fermion and a complex scalar, with the lightest one regarded as a FIMP candidate... (read more)

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  • HIGH ENERGY PHYSICS - PHENOMENOLOGY
  • COSMOLOGY AND NONGALACTIC ASTROPHYSICS