Remarks on the renormalization of primordial cosmological perturbations

Article, Preprint English OPEN
Agulló, Iván; Navarro Salas, José; Olmo Alba, Gonzalo; Parker, Leonard;
(2011)
  • Related identifiers: doi: 10.1103/PhysRevD.84.107304
  • Subject: Física | High Energy Physics - Theory | Astrophysics - Cosmology and Nongalactic Astrophysics
    arxiv: General Relativity and Quantum Cosmology

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 li... View more
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