Topological Curvatons
High Energy Physics - Phenomenology
2009-11-11 v3 Astrophysics
High Energy Physics - Theory
Abstract
Topological defects may play the role of the curvatons. We propose a new mechanism of generating density perturbations from cosmological defects in inflationary models. We show several examples in which defects play crucial role in generating density perturbations.
Cite
@article{arxiv.hep-ph/0509063,
title = {Topological Curvatons},
author = {Tomohiro Matsuda},
journal= {arXiv preprint arXiv:hep-ph/0509063},
year = {2009}
}
Comments
22pages, Latex2e, to appear in PRD