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gr-qc2018
Inflation and Reheating with a Fermionic Field
Abhass Kumar
Inflation has long been the accepted paradigm for understanding the early universe. Most models of inflation have a scalar field acting as the inflaton particle which decays after…
hep-ph2018
TeV scale leptogenesis, inflaton dark matter and neutrino mass in a scotogenic model
Debasish Borah, P. S. Bhupal Dev, Abhass Kumar
We consider the scotogenic model, where the standard model (SM) is extended by a scalar doublet and three odd SM-singlet fermions (, ), all odd under an additio…