Baryogenesis at a lepton-number-breaking phase transition

Abstract We study a scenario in which the baryon asymmetry of the universe arises from a cosmological phase transition where lepton-number is spontaneously broken. If the phase transition is first order, a lepton-number asymmetry can arise at the bubble wall, through dynamics similar to electroweak...

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Bibliographic Details
Main Authors: Andrew J. Long, Andrea Tesi, Lian-Tao Wang
Format: Article
Language:English
Published: SpringerOpen 2017-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2017)095