R2-corrections to chaotic inflation

Victor H. Cárdenas, Sergio Del Campo, Ramón Herrera

Research output: Contribution to journalArticlepeer-review

7 Scopus citations


Scalar density cosmological perturbations, spectral indices and reheating in a chaotic inflationary universe model, in which a higher derivative term is added, are investigated. This term is supposed to play an important role in the early evolution of the Universe, specifically at times closer to the Planck era.

Original languageEnglish
Pages (from-to)2039-2049
Number of pages11
JournalModern Physics Letters A
Issue number29
StatePublished - 21 Sep 2003


  • Inflationary cosmology


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