Cosmological heavy-neutrino problem
- 15 December 1985
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 32 (12) , 3261-3267
- https://doi.org/10.1103/physrevd.32.3261
Abstract
A new method of deriving the Lee-Weinberg equation is presented. This method makes the approximations clear and suggest how they can be improved. A nearly exact formula for the number of heavy neutrinos left over after the annihilation process is given.Keywords
This publication has 3 references indexed in Scilit:
- New constraints on neutrino masses from cosmologyPhysics Letters B, 1983
- Cosmology Confronts Particle PhysicsAnnual Review of Nuclear and Particle Science, 1979
- Cosmological Lower Bound on Heavy-Neutrino MassesPhysical Review Letters, 1977