Heavy sterile neutrinos: Bounds from big-bang nucleosynthesis and SN 1987A

Preprint

17 August 2000

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.hep-ph/0008138

Abstract

Cosmological and astrophysical effects of heavy (10 - 200 MeV) sterile Dirac neutrinos, mixed with the active ones, are considered. The bounds on mass and mixing angle from both supernovae and big-bang nucleosynthesis are presented.

Keywords

BANG NUCLEOSYNTHESIS
STERILE NEUTRINOS
NUCLEOSYNTHESIS
STERILE DIRAC
HEAVY STERILE
SN 1987A
BIG BANG

All Related Versions

Version 1, 2000-08-14, ArXiv
Version 2, 2000-08-17, ArXiv
Published version: Nuclear Physics B, 590 (3), 562.

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