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Curvature perturbation from symmetry breaking the end of inflation

Research output: Contribution to journalJournal article

Published
<mark>Journal publication date</mark>2006
<mark>Journal</mark>Journal of Cosmology and Astroparticle Physics
Number of pages0
<mark>State</mark>Published
<mark>Original language</mark>English

Abstract

We consider a two-field hybrid inflation model, in which the curvature perturbation is predominantly generated at the end of inflation. By finely tuning the coupling of the fields to the waterfall we find that we can get a measurable amount of non-Gaussianity.