A dark radiation era prior to the inflationary phase

Sergio del Campo, Ramón Herrera, Víctor H. Cárdenas

Research output: Contribution to journalArticlepeer-review

2 Scopus citations


A cosmological model dominated at the beginning by a dark radiation followed by a period of inflation is presented. This model is based on a Randall-Sundrum II type brane-world. Current observational data are used to fix the parameters associated to the dark radiation.

Original languageEnglish
Pages (from-to)89-93
Number of pages5
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Issue number2
StatePublished - 16 Feb 2009


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