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(Lack of) Cosmological evidence for dark radiation after Planck
We use Bayesian model comparison to determine whether extensions to Standard-Model neutrino physics -- primarily additional effective numbers of neutrinos and/or massive neutrinos -- are merited by the latest cosmological data. Given the significant advances in cosmic microwave background (CMB) obse...
| Autores principales: | , , , |
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| Lenguaje: | eng |
| Publicado: |
2013
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| Materias: | |
| Acceso en línea: | https://dx.doi.org/10.1088/1475-7516/2013/09/013 http://cds.cern.ch/record/1561475 |