Harmonic hybrid inflation

Abstract We present a mechanism for realizing hybrid inflation using two axion fields with a purely non-perturbatively generated scalar potential. The structure of the scalar potential is highly constrained by the discrete shift symmetries of the axions. We show that harmonic hybrid inflation genera...

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Bibliographic Details
Main Authors: Federico Carta, Nicole Righi, Yvette Welling, Alexander Westphal
Format: Article
Language:English
Published: SpringerOpen 2020-12-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP12(2020)161

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