Can Non-Adiabatic Perturbations Arise After Single-Field Inflation?
Astrophysics
2009-11-10 v3 High Energy Physics - Phenomenology
High Energy Physics - Theory
Abstract
It is shown that non-adiabatic cosmological perturbations cannot arise during the period of reheating following inflation with a single scalar inflaton field.
Cite
@article{arxiv.astro-ph/0401313,
title = {Can Non-Adiabatic Perturbations Arise After Single-Field Inflation?},
author = {Steven Weinberg},
journal= {arXiv preprint arXiv:astro-ph/0401313},
year = {2009}
}
Comments
7 pages, Latex, references added, discussion improved