2 papers
hep-ph2004
Big Bang and Heavy Particles
A. D. Dolgov
A possibility of existence of ultra-heavy (quasi)stable particles, mechanisms leading to their large life-time, their production in the early universe, and cosmological manifestati…
hep-ph2004
Suppressed neutrino oscillations and large lepton asymmetries
A. D. Dolgov, Fuminobu Takahashi
It is shown that hypothetical neutrino-majoron coupling can suppress neutrino flavor oscillations in the early universe, in contrast to the usual weak interaction case. This reopen…