Baryon asymmetry of the universe and large lepton asymmetries

Dec, 1993
6 pages
Published in:
  • Phys.Lett.B 338 (1994) 259-262
Report number:
  • UPR-0606-T

Citations per year

199720042011201820240123456
Abstract: (Elsevier)
It is shown how a large lepton asymmetry of the universe L = (n v −n v ̄ )/n γ ⩾ 1 can lead to a small baryon asymmetry B = (n b − n b ̄ )/n γ ∼ 10 −9 via sphaleron mediated transitions.
  • cosmological model
  • baryon: asymmetry
  • lepton: asymmetry
  • B-L number: violation
  • effect: sphaleron