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Curvature perturbation from symmetry breaking the end of inflation

Alabidi, L. and Lyth, D. H. (2006) Curvature perturbation from symmetry breaking the end of inflation. Journal of Cosmology and Astroparticle Physics. ISSN 1475-7516

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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.

Item Type: Article
Journal or Publication Title: Journal of Cosmology and Astroparticle Physics
Subjects: UNSPECIFIED
Departments: Faculty of Science and Technology > Physics
ID Code: 9266
Deposited By: Mr Michael Dunne
Deposited On: 02 Jun 2008 16:51
Refereed?: Yes
Published?: Published
Last Modified: 09 Apr 2014 22:16
Identification Number:
URI: http://eprints.lancs.ac.uk/id/eprint/9266

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