Advances in High Energy Physics / 2013 / Article / Fig 6

Research Article

Cosmic Dark Radiation and Neutrinos

Figure 6

1D posterior of . The different cases reported in Table 2 are shown: black line corresponds to Planck + WP + highL, blue line to Planck + WP + highL + , red line to Planck + WP + highL + BBNc, and magenta line to Planck + WP + highL + BBNc + . Finally, the green line refers to the analysis that includes also a varying .

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