Remarks on the renormalization of primordial cosmological perturbations

6533b7d6fe1ef96bd126674c

RESEARCH PRODUCT

Remarks on the renormalization of primordial cosmological perturbations

Jose Navarro-salas Jose Navarro-salas Iván Agulló Leonard Parker Gonzalo J. Olmo

subject

High Energy Physics - Theory Physics Inflation (cosmology)Nuclear and High Energy Physics Cosmology and Nongalactic Astrophysics (astro-ph.CO)Quantum field theory in curved spacetime Basis (linear algebra)Spacetime 010308 nuclear & particles physics Física FOS: Physical sciences Spectral density General Relativity and Quantum Cosmology (gr-qc)01 natural sciences General Relativity and Quantum Cosmology Renormalization General Relativity and Quantum Cosmology Theoretical physics Classical mechanics High Energy Physics - Theory (hep-th)0103 physical sciences 010306 general physics Astrophysics - Cosmology and Nongalactic Astrophysics

description

We briefly review the need to perform renormalization of inflationary perturbations to properly work out the physical power spectra. We also summarize the basis of (momentum-space) renormalization in curved spacetime and address several misconceptions found in recent literature on this subject.

year	journal	country	edition	language
2011-08-03	Physical Review D

https://doi.org/10.1103/physrevd.84.107304

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