The Density Perturbation Power Spectrum to Second-Order Corrections in the Slow-Roll Expansion

Preprint

17 February 2001

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.astro-ph/0101225

Abstract

We set up a formalism that can be used to calculate the power spectrum of the curvature perturbations produced during inflation up to arbitrary order in the slow-roll expansion, and explicitly calculate the power spectrum and spectral index up to second-order corrections.

Keywords

SECOND ORDER CORRECTIONS
DENSITY PERTURBATION
PERTURBATION POWER
POWER SPECTRUM
ROLL EXPANSION
SLOW ROLL
INFLATION
SPECTRUM

All Related Versions

Version 1, 2001-01-14, ArXiv
Version 2, 2001-02-17, ArXiv
Published version: Physics Letters B, 510 (1-4), 1.

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