Do WMAP data constraint the lepton asymmetry of the Universe to be zero?

It is shown that extended flat CDM models with massive neutrinos, a sizeable lepton asymmetry and an additional contribution to the radiation content of the Universe, are not excluded by the Wilkinson Microwave Anisotropy Probe (WMAP) first year data. We assume a flat cosmological model with three t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Lattanzi, Massimiliano, Ruffini, Remo, Vereshchagin, Gregory V
Format: Tagungsbericht
Sprache:eng
Online-Zugang:Volltext
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