Hilltop non-gaussianity

Journal of Cosmology and Astroparticle Physics

Volumn 2009, Issue 1, 2009, Pages

  Kawasaki, Masahiro ^a   Nakayama, Kazunori ^a   Takahashi, Fuminobu ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

Cosmology of theories beyond the SM; Physics of the early universe

Indexed keywords

EID: 62649148766     PISSN: 14757516     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2009/01/026     Document Type: Article

References (50)

1. NL) in the Wilkinson Microwave Anisotropy Probe 3-year data at 2.8σ, Phys. Rev. Lett. 100 181301 [arXiv:0712.1148]
2. WMAP collaboration, E. Komatsu et al., Five-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, arXiv:0803.0547
3. A. Slosar, C. Hirata, U. Seljak, S. Ho and N. Padmanabhan, 2008 Constraints on local primordial non-Gaussianity from large scale structure, J. Cosmol. Astropart. Phys. JCAP08(2008)031 [arXiv:0805.3580]
4. N. Afshordi and A.J. Tolley, 2008 Primordial non-Gaussianity, statistics of collapsed objects and the integrated Sachs-Wolfe effect, Phys. Rev. D 78 123507 [arXiv:0806.1046]
5. P. McDonald, 2008 Primordial non-Gaussianity: large-scale structure signature in the perturbative bias model, Phys. Rev. D 78 123519 [arXiv:0806.1061]
6. C. Carbone, L. Verde and S. Matarrese, 2008 Non-Gaussian halo bias and future galaxy surveys Astrophys. J. 684 L1 [arXiv:0806.1950]
7. A. Bernui and M.J. Reboucas, Searching for non-Gaussianity in the WMAP data, arXiv:0806.3758
8. U. Seljak, Measuring primordial non-Gaussianity without cosmic variance, arXiv:0807.1770
9. A. Taruya, K. Koyama and T. Matsubara, Signature of primordial non-Gaussianity on matter power spectrum, arXiv:0808.4085
10. S. Mollerach, 1990 Isocurvature baryon perturbations and inflation, Phys. Rev. D 42 313
11. A.D. Linde and V.F. Mukhanov, 1997 Nongaussian isocurvature perturbations from inflation, Phys. Rev. D 56 535 [astro-ph/9610219]
12. A.D. Linde and V.F. Mukhanov, 2006 The curvaton web, J. Cosmol. Astropart. Phys. JCAP04(2006)009 [astro-ph/0511736]
13. D.H. Lyth and D. Wands, 2002 Generating the curvature perturbation without an inflaton, Phys. Lett. B 524 5 [hep-ph/0110002]
14. T. Moroi and T. Takahashi, 2001 Effects of cosmological moduli fields on cosmic microwave background, Phys. Lett. B 522 215 [hep-ph/0110096]
15. T. Moroi and T. TakahashiErratum ibid B 539 (2002) 303
16. K. Enqvist and M.S. Sloth, 2002 Adiabatic CMB perturbations in pre big bang string cosmology, Nucl. Phys. B 626 395 [hep-ph/0109214]
17. T. Suyama and F. Takahashi, 2008 Non-Gaussianity from symmetry, J. Cosmol. Astropart. Phys. JCAP09(2008)007 [arXiv:0804.0425]
18. R.D. Peccei and H.R. Quinn, 1977 CP conservation in the presence of instantons, Phys. Rev. Lett. 38 1440
19. For reviews see J.E. Kim, 1987 Light pseudoscalars, particle physics and cosmology, Phys. Rept. 150 1
20. J.E. Kim and G. Carosi, Axions and the strong CP problem, arXiv:0807.3125
21. N. Bartolo, S. Matarrese and A. Riotto, 2002 Non-Gaussianity from inflation, Phys. Rev. D 65 103505 [hep-ph/0112261]
22. L. Boubekeur and D.H. Lyth, 2006 Detecting a small perturbation through its non-Gaussianity, Phys. Rev. D 73 021301 [astro-ph/0504046]
23. M. Kawasaki, K. Nakayama, T. Sekiguchi, T. Suyama and F. Takahashi, 2008 Non-Gaussianity from isocurvature perturbations, J. Cosmol. Astropart. Phys. JCAP11(2008)019 [arXiv:0808.0009]
24. A general analysis of non-Gaussianity from isocurvature perturbations, arXiv:0810.0208
25. M. Kawasaki, K. Nakayama and F. Takahashi, 2009 Non-Gaussianity from baryon asymmetry, J. Cosmol. Astropart. Phys. JCAP01(2009)002 [arXiv:0809.2242]
26. D. Langlois, F. Vernizzi and D. Wands, 2008 Non-linear isocurvature perturbations and non-Gaussianities, J. Cosmol. Astropart. Phys. JCAP12(2008)004 [arXiv:0809.4646]
27. 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]
28. N. Bartolo, S. Matarrese and A. Riotto, 2004 On non-Gaussianity in the curvaton scenario, Phys. Rev. D 69 043503 [hep-ph/0309033]
29. D.H. Lyth, 2006 Non-Gaussianity and cosmic uncertainty in curvaton-type models, J. Cosmol. Astropart. Phys. JCAP06(2006)015 [astro-ph/0602285]
30. K.A. Malik and D.H. Lyth, 2006 A numerical study of non-Gaussianity in the curvaton scenario, J. Cosmol. Astropart. Phys. JCAP09(2006)008 [astro-ph/0604387]
31. M. Sasaki, J. Valiviita and D. Wands, 2006 Non-Gaussianity of the primordial perturbation in the curvaton model, Phys. Rev. D 74 103003 [astro-ph/0607627]
32. K. Ichikawa, T. Suyama, T. Takahashi and M. Yamaguchi, 2008 Non-Gaussianity, spectral index and tensor modes in mixed inflaton and curvaton models, Phys. Rev. D 78 023513 [arXiv:0802.4138]
33. M. Beltran, 2008 Isocurvature, non-Gaussianity and the curvaton model, Phys. Rev. D 78 023530 [arXiv:0804.1097]
34. Q.-G. Huang, 2008 N-vaton, J. Cosmol. Astropart. Phys. JCAP09(2008)017 [arXiv:0807.1567]
35. D.H. Lyth and Y. Rodriguez, 2005 The inflationary prediction for primordial non- Gaussianity, Phys. Rev. Lett. 95 121302 [astro-ph/0504045]
36. K. Enqvist and S. Nurmi, 2005 Non-Gaussianity in curvaton models with nearly quadratic potential, J. Cosmol. Astropart. Phys. JCAP10(2005)013 [astro-ph/0508573]
37. K. Enqvist and T. Takahashi, 2008 Signatures of non-Gaussianity in the curvaton model, J. Cosmol. Astropart. Phys. JCAP09(2008)012 [arXiv:0807.3069]
38. Q.-G. Huang and Y. Wang, 2008 Curvaton dynamics and the non-linearity parameters in curvaton model, J. Cosmol. Astropart. Phys. JCAP09(2008)025 [arXiv:0808.1168]
39. K. Dimopoulos, D.H. Lyth, A. Notari and A. Riotto, 2003 The curvaton as a pseudo-Nambu-Goldstone boson, J. High Energy Phys. JHEP07(2003)053 [hep-ph/0304050]
40. E.J. Chun, K. Dimopoulos and D. Lyth, 2004 Curvaton and QCD axion in supersymmetric theories, Phys. Rev. D 70 103510 [hep-ph/0402059]
41. A.A. Starobinsky, 1985 Multicomponent de Sitter (inflationary) stages and the generation of perturbations, JETP Lett. 42 152
42. A.A. Starobinsky Pisma Zh. Eksp. Teor. Fiz. 42 1985 124
43. M. Sasaki and E.D. Stewart, 1996 A general analytic formula for the spectral index of the density perturbations produced during inflation, Prog. Theor. Phys. 95 71 [astro-ph/9507001]
44. M. Sasaki and T. Tanaka, 1998 Super-horizon scale dynamics of multi-scalar inflation, Prog. Theor. Phys. 99 763 [gr-qc/9801017]
45. D.H. Lyth, K.A. Malik and M. Sasaki, 2005 A general proof of the conservation of the curvature perturbation, J. Cosmol. Astropart. Phys. JCAP05(2005)004 [astro-ph/0411220]
46. D. Wands, K.A. Malik, D.H. Lyth and A.R. Liddle, 2000 A new approach to the evolution of cosmological perturbations on large scales, Phys. Rev. D 62 043527 [astro-ph/0003278]
47. D.H. Lyth, 1992 Axions and inflation: sitting in the vacuum, Phys. Rev. D 45 3394
48. D.H. Lyth, 2007 The curvature perturbation in a box, J. Cosmol. Astropart. Phys. JCAP12(2007)016 [arXiv:0707.0361]
49. P. Binetruy and G.R. Dvali, 1996 D-term inflation, Phys. Lett. B 388 241 [hep-ph/9606342]
50. E. Halyo, 1996 Hybrid inflation from supergravity D-terms, Phys. Lett. B 387 43 [hep-ph/9606423]