Non-Gaussianity in the cosmic microwave background anisotropies at recombination in the squeezed limit

Journal of Cosmology and Astroparticle Physics

Volumn 2012, Issue 2, 2012, Pages

  Bartolo, N ^a,b   Matarrese, S ^a,b   Riotto, A ^b,c  

^a UNIVERSITY OF PADOVA   (Italy)

^b SEZIONE DI PADOVA   (Italy)

^c CERN   (Switzerland)

Author keywords

CMBR theory; non gaussianity

Indexed keywords

EID: 84857856635     PISSN: None     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2012/02/017     Document Type: Article

References (59)

1. N. Bartolo, E. Komatsu, S. Matarrese and A. Riotto, 2004 Non-Gaussianity from inflation: theory and observations, Phys. Rept. 402 103 [astro-ph/0406398]
2. V. Acquaviva, N. Bartolo, S. Matarrese and A. Riotto, 2003 Second order cosmological perturbations from inflation, Nucl. Phys. B 667 119 [astro-ph/0209156]
3. J.M. Maldacena, 2003 Non-Gaussian features of primordial fluctuations in single field inflationary models J. High Energy Phys. JHEP05(2003)013 [astro-ph/0210603]
4. M. Liguori, E. Sefusatti, J.R. Fergusson and E.P.S. Shellard, 2010 Primordial non-Gaussianity and bispectrum measurements in the cosmic microwave background and large-scale structure Adv. Astron. 2010 980523 [1001.4707] A recent review.
5. C. Carbone, L. Verde and S. Matarrese, 2008 Non-Gaussian halo bias and future galaxy surveys, Astrophys. J. 684 L1 [0806.1950]
6. D. Babich, P. Creminelli and M. Zaldarriaga, 2004 The shape of non-Gaussianities J. Cosmol. Astropart. Phys. JCAP08(2004)009 [astro-ph/0405356]
7. N. Bartolo, S. Matarrese and A. Riotto, 2002 NonGaussianity from inflation, Phys. Rev. D 65 103505 [hep-ph/0112261]
8. F. Bernardeau and J.-P. Uzan, 2002 NonGaussianity in multifield inflation, Phys. Rev. D 66 103506 [hep-ph/0207295]
9. F. Vernizzi and D. Wands, 2006 Non-Gaussianities in two-field inflation J. Cosmol. Astropart. Phys. JCAP05(2006)019 [astro-ph/0603799]
10. D.H. Lyth, C. Ungarelli and D. Wands, 2003 The primordial density perturbation in the curvaton scenario, Phys. Rev. D 67 023503 [astro-ph/0208055]
11. N. Bartolo, S. Matarrese and A. Riotto, 2004 On nonGaussianity in the curvaton scenario, Phys. Rev. D 69 043503 [hep-ph/0309033]
12. T. Hamazaki and H. Kodama, 1996 Evolution of cosmological perturbations during reheating, Prog. Theor. Phys. 96 1123 [gr-qc/9609036]
13. G. Dvali, A. Gruzinov and M. Zaldarriaga, 2004 A new mechanism for generating density perturbations from inflation, Phys. Rev. D 69 023505 [astro-ph/0303591]
14. L. Kofman, Probing string theory with modulated cosmological fluctuations, [astro-ph/0303614]
15. G. Dvali, A. Gruzinov and M. Zaldarriaga, 2004 Cosmological perturbations from inhomogeneous reheating, freezeout and mass domination, Phys. Rev. D 69 083505 [astro-ph/0305548]
16. X. Chen, M.-x. Huang, S. Kachru and G. Shiu, 2007 Observational signatures and non-Gaussianities of general single field inflation J. Cosmol. Astropart. Phys. JCAP01(2007)002 [hep-th/0605045]
17. M. Alishahiha, E. Silverstein and D. Tong, 2004 DBI in the sky, Phys. Rev. D 70 123505 [hep-th/0404084]
18. L. Senatore, K.M. Smith and M. Zaldarriaga, 2010 Non-Gaussianities in single field inflation and their optimal limits from the WMAP 5-year data J. Cosmol. Astropart. Phys. JCAP01(2010)028 [0905.3746]
19. R. Holman and A.J. Tolley, 2008 Enhanced non-Gaussianity from excited initial states J. Cosmol. Astropart. Phys. JCAP05(2008)001 [0710.1302]
20. N. Bartolo, M. Fasiello, S. Matarrese and A. Riotto, 2010 Large non-Gaussianities in the effective field theory approach to single-field inflation: the bispectrum J. Cosmol. Astropart. Phys. JCAP08(2010)008 [1004.0893]
21. P.D. Meerburg, J.P. van der Schaar and P.S. Corasaniti, 2009 Signatures of initial state modifications on bispectrum statistics J. Cosmol. Astropart. Phys. JCAP05(2009)018 [0901.4044]
22. P. Creminelli, G. D'Amico, M. Musso, J. Norena and E. Trincherini, 2011 Galilean symmetry in the effective theory of inflation: new shapes of non-Gaussianity J. Cosmol. Astropart. Phys. JCAP02(2011)006 [1011.3004]
23. X. Chen, 2010 Primordial non-Gaussianities from inflation models, Adv. Astron. 2010 638979 [1002.1416]
24. WMAP collaboration, E. Komatsu et al., 2011 Seven-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, Astrophys. J. Suppl. 192 18 [1001.4538]
25. J.R. Fergusson, M. Liguori and E.P.S. Shellard, The CMB bispectrum, [1006.1642]
26. See http://planck.esa.int/
27. E. Komatsu and D.N. Spergel, 2001 Acoustic signatures in the primary microwave background bispectrum, Phys. Rev. D 63 063002 [astro-ph/0005036]
28. D. Babich and M. Zaldarriaga, 2004 Primordial bispectrum information from CMB polarization, Phys. Rev. D 70 083005 [astro-ph/0408455]
29. M. Liguori et al., 2007 Temperature and polarization CMB maps from primordial non-Gaussianities of the local type, Phys. Rev. D 76 105016 [Erratum ibid D 77 (2008) 029902] [0708.3786]
30. E. Sefusatti, M. Liguori, A.P.S. Yadav, M.G. Jackson and E. Pajer, 2009 Constraining running non-Gaussianity J. Cosmol. Astropart. Phys. JCAP12(2009)022 [0906.0232]
31. CMBPol Study Team collaboration, D. Baumann et al., 2009 CMBPol mission concept study: probing inflation with CMB polarization, AIP Conf. Proc. 1141 10 [0811.3919]
32. N. Aghanim, S. Majumdar and J. Silk, 2008 Secondary anisotropies of the CMB, Rept. Prog. Phys. 71 066902 [0711.0518]
33. D.M. Goldberg and D.N. Spergel, 1999 Microwave background bispectrum. 2. A probe of the low redshift universe, Phys. Rev. D 59 103002 [astro-ph/9811251]
34. D. Hanson, K.M. Smith, A. Challinor and M. Liguori, 2009 CMB lensing and primordial non-Gaussianity, Phys. Rev. D 80 083004 [0905.4732]
35. A. Mangilli and L. Verde, 2009 Non-Gaussianity and the CMB bispectrum: confusion between primordial and lensing-Rees Sciama contribution?, Phys. Rev. D 80 123007 [0906.2317]
36. A. Lewis, A. Challinor and D. Hanson, 2011 The shape of the CMB lensing bispectrum J. Cosmol. Astropart. Phys. JCAP03(2011)018 [1101.2234]
37. P. Serra and A. Cooray, 2008 Impact of secondary non-Gaussianities on the search for primordial non-Gaussianity with CMB maps, Phys. Rev. D 77 107305 [0801.3276]
38. K.M. Smith and M. Zaldarriaga, 2011 Algorithms for bispectra: forecasting, optimal analysis and simulation Mon. Not. Roy. Astron. Soc. 417 2 [astro-ph/0612571]
39. N. Bartolo, S. Matarrese and A. Riotto, 2010 Non-Gaussianity and the cosmic microwave background anisotropies, Adv. Astron. 2010 157079 [1001.3957]
40. P. Creminelli and M. Zaldarriaga, 2004 CMB 3-point functions generated by non-linearities at recombination, Phys. Rev. D 70 083532 [astro-ph/0405428]
41. N. Bartolo, S. Matarrese and A. Riotto, 2006 CMB anisotropies at second order I J. Cosmol. Astropart. Phys. JCAP06(2006)024 [astro-ph/0604416]
42. N. Bartolo, S. Matarrese and A. Riotto, 2007 CMB anisotropies at second-order. 2. Analytical approach J. Cosmol. Astropart. Phys. JCAP01(2007)019 [astro-ph/0610110]
43. C. Pitrou, 2007 Gauge invariant Boltzmann equation and the fluid limit, Class. Quant. Grav. 24 6127 [0706.4383]
44. C. Pitrou, 2009 The radiative transfer at second order: a full treatment of the Boltzmann equation with polarization, Class. Quant. Grav. 26 065006 [0809.3036]
45. L. Senatore, S. Tassev and M. Zaldarriaga, 2009 Cosmological perturbations at second order and recombination perturbed J. Cosmol. Astropart. Phys. JCAP08(2009)031 [0812.3652]
46. M. Beneke and C. Fidler, 2010 Boltzmann hierarchy for the cosmic microwave background at second order including photon polarization, Phys. Rev. D 82 063509 [1003.1834]
47. C. Pitrou, J.-P. Uzan and F. Bernardeau, 2008 Cosmic microwave background bispectrum on small angular scales, Phys. Rev. D 78 063526 [0807.0341]
48. N. Bartolo and A. Riotto, 2009 On the non-Gaussianity from recombination J. Cosmol. Astropart. Phys. JCAP03(2009)017 [0811.4584]
49. D. Nitta, E. Komatsu, N. Bartolo, S. Matarrese and A. Riotto, 2009 CMB anisotropies at second order III: bispectrum from products of the first-order perturbations J. Cosmol. Astropart. Phys. JCAP05(2009)014 [0903.0894]
50. C. Pitrou, J.-P. Uzan and F. Bernardeau, 2010 The cosmic microwave background bispectrum from the non-linear evolution of the cosmological perturbations J. Cosmol. Astropart. Phys. JCAP07(2010)003 [1003.0481]
51. E. Komatsu, 2010 Hunting for primordial non-Gaussianity in the cosmic microwave background, Class. Quant. Grav. 27 124010 [1003.6097]
52. H. Peiris, R. Jiménez and C. Pena-Garay (eds.) 2011 Talks at Unsolved Problems in Astrophysics and Cosmology, Feb. 13-19 2011, Benasque Spain, http://benasque.org/2011Astrophysics/
53. N. Bartolo, S. Matarrese and A. Riotto, 2005 Non-Gaussianity of large-scale cosmic microwave background anisotropies beyond perturbation theory J. Cosmol. Astropart. Phys. JCAP08(2005)010 [astro-ph/0506410]
54. L. Boubekeur, P. Creminelli, G. D'Amico, J. Norena and F. Vernizzi, 2009 Sachs-Wolfe at second order: the CMB bispectrum on large angular scales J. Cosmol. Astropart. Phys. JCAP08(2009)029 [0906.0980]
55. S. Dodelson, 2003 Modern cosmology, Academic Press, Amsterdam Netherlands
56. W. Hu, 2000 Weak lensing of the CMB: a harmonic approach, Phys. Rev. D 62 043007 [astro-ph/0001303]
57. W. Hu and M.J. White, 1997 The damping tail of CMB anisotropies, Astrophys. J. 479 568 [astro-ph/9609079]
58. C. Cheung, A.L. Fitzpatrick, J. Kaplan and L. Senatore, 2008 On the consistency relation of the 3-point function in single field inflation J. Cosmol. Astropart. Phys. JCAP02(2008)021 [0709.0295]
59. N. Bartolo, S. Matarrese and A. Riotto, 2004 Gauge-invariant temperature anisotropies and primordial non-Gaussianity, Phys. Rev. Lett. 93 231301 [astro-ph/0407505]