Evidence for extra radiation? Profile likelihood versus Bayesian posterior

Journal of Cosmology and Astroparticle Physics

Volumn 2012, Issue 3, 2012, Pages

  Hamann, Jan ^a  

^a AARHUS UNIVERSITY   (Denmark)

Author keywords

cosmological neutrinos; cosmological parameters from CMBR

Indexed keywords

EID: 84858723199     PISSN: None     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2012/03/021     Document Type: Article

References (22)

1. D. Fixsen, 2009 The temperature of the Cosmic Microwave Background, Astrophys. J. 707 916 [0911.1955]
2. G. Mangano et al., 2005 Relic neutrino decoupling including flavor oscillations, Nucl. Phys. B 729 221 [hep-ph/0506164]
3. J. Hamann, S. Hannestad, G.G. Raffelt, I. Tamborra and Y.Y. Wong, 2010 Cosmology seeking friendship with sterile neutrinos, Phys. Rev. Lett. 105 181301 [1006.5276]
4. E. Giusarma et al., 2011 Constraints on massive sterile neutrino species from current and future cosmological data, Phys. Rev. D 83 115023 [1102.4774]
5. R. Keisler et al., 2011 A measurement of the damping tail of the Cosmic Microwave Background power spectrum with the south pole telescope, Astrophys. J. 743 28 [1105.3182]
6. T.L. Smith, S. Das and O. Zahn, 2012 Constraints on neutrino and dark radiation interactions using cosmological observations, Phys. Rev. D 85 023001 [1105.3246]
7. Z. Hou, R. Keisler, L. Knox, M. Millea and C. Reichardt, How additional massless neutrinos affect the Cosmic Microwave Background damping tail, [1104.2333]
8. J. Hamann, S. Hannestad, G.G. Raffelt and Y.Y.Y. Wong, 2011 Sterile neutrinos with eV masses in cosmology: how disfavoured exactly? J. Cosmol. Astropart. Phys. JCAP09(2011)034 [1108.4136]
9. M. Archidiacono, E. Calabrese and A. Melchiorri, 2011 Case for dark radiation, Phys. Rev. D 84 123008 [1109.2767]
10. J. Hamann, S. Hannestad, G. Raffelt and Y.Y. Wong, 2007 Observational bounds on the cosmic radiation density J. Cosmol. Astropart. Phys. JCAP08(2007)021 [0705.0440]
11. A.X. Gonzalez-Morales, R. Poltis, B.D. Sherwin and L. Verde, Are priors responsible for cosmology favoring additional neutrino species?, [1106.5052]
12. WMAP collaboration, E. Komatsu et al., 2011 Seven-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, Astrophys. J. Suppl. 192 18 [1001.4538]
13. J. Dunkley et al., 2011 The Atacama Cosmology Telescope: cosmological parameters from the 2008 power spectra, Astrophys. J. 739 52 [1009.0866]
14. A.G. Riess et al., 2011 A 3 Space Telescope and wide field camera 3, Astrophys. J. 730 119 [Erratum ibid 732 (2011) 129] [1103.2976]
15. W. Valkenburg, J. Hamann and L.M. Krauss, 2008 Effects of prior assumptions on Bayesian estimates of inflation parameters and the expected gravitational waves signal from inflation, Phys. Rev. D 78 063521
16. F. Porter, 1996 Interval estimation using the likelihood function, Nucl. Instrum. Meth. A 368 793
17. A. Lewis and S. Bridle, 2002 Cosmological parameters from CMB and other data: a Monte Carlo approach, Phys. Rev. D 66 103511 [astro-ph/0205436]
18. A. Gelman and D.B. Rubin, 1992 Inference from iterative simulation using multiple sequences Statist. Sci. 7 457
19. S. Bashinsky and U. Seljak, 2004 Neutrino perturbations in CMB anisotropy and matter clustering, Phys. Rev. D 69 083002 [astro-ph/0310198]
20. WMAP collaboration, E. Komatsu et al., 2009 Five-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, Astrophys. J. Suppl. 180 330 [0803.0547]
21. J. Lesgourgues and S. Pastor, 2006 Massive neutrinos and cosmology, Phys. Rept. 429 307 [astro-ph/0603494]
22. R. Stompor, S.M. Leach, F. Stivoli and C. Baccigalupi, 2009 Maximum likelihood algorithm for parametric component separation in CMB experiments, Mon. Not. Roy. Astron. Soc. 392 216 [0804.2645]