Curvature perturbation from symmetry breaking the end of inflation

Details Curvature perturbation from symmetry breaking the end of inflation Curvature perturbation from symmetry breaking the end of inflation

2006-04-27

arxiv.org/abs/astro-ph/0604569v3

JCAP 0608 (2006) 006

Astronomy and Astrophysics

Astrophysics

minor corrections, do not affect final results, post journal publication version. JCAP format (4p)

Scientific paper

10.1088/1475-7516/2006/08/006

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.

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