no code implementations • 3 Sep 2020 • Marco Chianese, Bowen Fu, Stephen F. King
In the classic type I seesaw mechanism with very heavy right-handed (RH) neutrinos, it is possible to account for dark matter via RH neutrino portal couplings to a feebly interacting massive particle (FIMP) dark sector.
High Energy Physics - Phenomenology
no code implementations • 14 Oct 2019 • Marco Chianese, Adam Coogan, Paul Hofma, Sydney Otten, Christoph Weniger
The careful analysis of strongly gravitationally lensed radio and optical images of distant galaxies can in principle reveal DM (sub-)structures with masses several orders of magnitude below the mass of dwarf spheroidal galaxies.
Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies Instrumentation and Methods for Astrophysics High Energy Physics - Phenomenology
