Quantization of perturbations during inflation in the 1+3 covariant formalism

Details Quantization of perturbations during inflation in the 1+3 covariant formalism Quantization of perturbations during inflation in the 1+3 covariant formalism

2007-01-22

arxiv.org/abs/gr-qc/0701121v2

Phys.Rev.D75:087302,2007

Astronomy and Astrophysics

Astrophysics

General Relativity and Quantum Cosmology

4 pages: v2 has minor changes to match published version

Scientific paper

10.1103/PhysRevD.75.087302

This note derives the analogue of the Mukhanov-Sasaki variables both for
scalar and tensor perturbations in the 1+3 covariant formalism. The possibility
of generalizing them to non-flat Friedmann-Lemaitre universes is discussed.

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