Baryogenesis from the inflaton field

In this letter we show that the inflaton can generate the cosmological baryon asymmetry. We take the inflaton to be a complex scalar field with a weakly broken global symmetry and develop a new variant on the Affleck–Dine mechanism. The inflationary phase is driven by a quadratic potential whose amp...

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Bibliographic Details
Main Authors: Mark P. Hertzberg, Johanna Karouby
Format: Article
Language:English
Published: Elsevier 2014-10-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269314005887