On cross-correlations between curvature and isocurvature perturbations during inflation

Journal of Cosmology and Astroparticle Physics

Volumn 2010, Issue 2, 2010, Pages

  Gao, Xian ^a  

^a INSTITUTE OF THEORETICAL PHYSICS   (China)

Author keywords

Cosmological perturbation theory; Inflation; Physics of the early universe

Indexed keywords

EID: 77649201957     PISSN: 14757516     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2010/02/019     Document Type: Article

References (61)

1. WMAP collaboration, E. Komatsu et al., 2009 Five-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, Astrophys. J. Suppl. 180 330 [0803.0547]
2. D.H. Lyth and A. Riotto, 1999 Particle physics models of inflation and the cosmological density perturbation, Phys. Rept. 314 1 [hep-ph/9807278]
3. D. Langlois, 1999 Correlated adiabatic and isocurvature perturbations from double inflation, Phys. Rev. D 59 123512 [astro-ph/9906080]
4. L. Amendola, C. Gordon, D. Wands and M. Sasaki, 2002 Correlated perturbations from inflation and the cosmic microwave background, Phys. Rev. Lett. 88 211302 [astro-ph/0107089]
5. D. Wands, N. Bartolo, S. Matarrese and A. Riotto, 2002 An observational test of two-field inflation, Phys. Rev. D 66 043520 [astro-ph/0205253]
6. L.A. Kofman and A.D. Linde, 1987 Generation of density perturbations in the inflationary cosmology, Nucl. Phys. B 282 555
7. V.F. Mukhanov and M.I. Zelnikov, 1991 What kinds of perturbation spectra can be produced by inflation?, Phys. Lett. B 263 169
8. D. Polarski and A.A. Starobinsky, 1992 Spectra of perturbations produced by double inflation with an intermediate matter dominated stage, Nucl. Phys. B 385 623
9. D. Wands and J. Garcia-Bellido, 1996 Density perturbations from two-field inflation Helv. Phys. Act. 69 211 [astro-ph/9608042]
10. J. Garcia-Bellido and D. Wands, 1996 The spectrum of curvature perturbations from hybrid inflation, Phys. Rev. D 54 7181 [astro-ph/9606047]
11. V.F. Mukhanov and P.J. Steinhardt, 1998 Density perturbations in multifield inflationary models, Phys. Lett. B 422 52 [astro-ph/9710038]
12. A.A. Starobinsky, S. Tsujikawa and J. Yokoyama, 2001 Cosmological perturbations from multi-field inflation in generalized Einstein theories, Nucl. Phys. B 610 383 [astro-ph/0107555]
13. B.J.W. van Tent, 2004 Multiple-field inflation and the CMB, Class. Quant. Grav. 21 349 [astro-ph/0307048]
14. A.A. Starobinsky and J. Yokoyama, Density fluctuations in Brans-Dicke inflation, [gr-qc/9502002]
15. C. Gordon, D. Wands, B.A. Bassett and R. Maartens, 2001 Adiabatic and entropy perturbations from inflation, Phys. Rev. D 63 023506 [astro-ph/0009131]
16. D. Langlois and F. Vernizzi, 2007 Nonlinear perturbations of cosmological scalar fields J. Cosmol. Astropart. Phys. JCAP02(2007)017 [astro-ph/0610064]
17. D. Langlois and F. Vernizzi, 2005 Evolution of non-linear cosmological perturbations, Phys. Rev. Lett. 95 091303 [astro-ph/0503416]
18. D. Langlois and F. Vernizzi, 2005 Conserved non-linear quantities in cosmology, Phys. Rev. D 72 103501 [astro-ph/0509078]
19. F. Di Marco, F. Finelli and R. Brandenberger, 2003 Adiabatic and isocurvature perturbations for multifield generalized Einstein models, Phys. Rev. D 67 063512 [astro-ph/0211276]
20. F. Di Marco and F. Finelli, 2005 Slow-roll inflation for generalized two-field Lagrangians, Phys. Rev. D 71 123502 [astro-ph/0505198]
21. B.A. Bassett, S. Tsujikawa and D. Wands, 2006 Inflation dynamics and reheating, Rev. Mod. Phys. 78 537 [astro-ph/0507632]
22. D. Langlois and S. Renaux-Petel, 2008 Perturbations in generalized multi-field inflation J. Cosmol. Astropart. Phys. JCAP04(2008)017 [0801.1085]
23. D.A. Easson, R. Gregory, D.F. Mota, G. Tasinato and I. Zavala, 2008 Spinflation J. Cosmol. Astropart. Phys. JCAP02(2008)010 [0709.2666]
24. M.-X. Huang, G. Shiu and B. Underwood, 2008 Multifield DBI inflation and non-Gaussianities, Phys. Rev. D 77 023511 [0709.3299]
25. N. Bartolo, S. Matarrese and A. Riotto, 2001 Oscillations during inflation and cosmological density perturbations, Phys. Rev. D 64 083514 [astro-ph/0106022]
26. C.T. Byrnes and D. Wands, 2006 Curvature and isocurvature perturbations from two-field inflation in a slow-roll expansion, Phys. Rev. D 74 043529 [astro-ph/0605679]
27. Z. Lalak, D. Langlois, S. Pokorski and K. Turzynski, 2007 Curvature and isocurvature perturbations in two-field inflation J. Cosmol. Astropart. Phys. JCAP07(2007)014 [0704.0212]
28. S. Tsujikawa, D. Parkinson and B.A. Bassett, 2003 Correlation-consistency cartography of the double inflation landscape, Phys. Rev. D 67 083516 [astro-ph/0210322]
29. K.-Y. Choi, L.M.H. Hall and C. van de Bruck, 2007 Spectral running and non-Gaussianity from slow-roll inflation in generalised two-field models J. Cosmol. Astropart. Phys. JCAP02(2007)029 [astro-ph/0701247]
30. N. Bartolo, S. Matarrese and A. Riotto, 2002 Non-Gaussianity from inflation, Phys. Rev. D 65 103505 [hep-ph/0112261]
31. D. Langlois, S. Renaux-Petel, D.A. Steer and T. Tanaka, 2008 Primordial fluctuations and non-Gaussianities in multi-field DBI inflation, Phys. Rev. Lett. 101 061301 [0804.3139]
32. D. Langlois, S. Renaux-Petel, D.A. Steer and T. Tanaka, 2008 Primordial perturbations and non-Gaussianities in DBI and general multi-field inflation, Phys. Rev. D 78 063523 [0806.0336]
33. D. Langlois, S. Renaux-Petel and D.A. Steer, 2009 Multi-field DBI inflation: introducing bulk forms and revisiting the gravitational wave constraints J. Cosmol. Astropart. Phys. JCAP04(2009)021 [0902.2941]
34. S. Renaux-Petel and G. Tasinato, 2009 Nonlinear perturbations of cosmological scalar fields with non-standard kinetic terms J. Cosmol. Astropart. Phys. JCAP01(2009)012 [0810.2405]
35. F. Arroja, S. Mizuno and K. Koyama, 2008 Non-Gaussianity from the bispectrum in general multiple field inflation J. Cosmol. Astropart. Phys. JCAP08(2008)015 [0806.0619]
36. E. Kawakami, M. Kawasaki, K. Nakayama and F. Takahashi, 2009 Non-Gaussianity from isocurvature perturbations: analysis of trispectrum J. Cosmol. Astropart. Phys. JCAP09(2009)002 [0905.1552]
37. S. Mizuno, F. Arroja, K. Koyama and T. Tanaka, 2009 Lorentz boost and non-Gaussianity in multi-field DBI-inflation, Phys. Rev. D 80 023530 [0905.4557]
38. J.-L. Lehners and S. Renaux-Petel, 2009 Multifield cosmological perturbations at third order and the ekpyrotic trispectrum, Phys. Rev. D 80 063503 [0906.0530]
39. C.T. Byrnes and G. Tasinato, 2009 Non-Gaussianity beyond slow roll in multi-field inflation J. Cosmol. Astropart. Phys. JCAP08(2009)016 [0906.0767]
40. X. Gao, 2008 Primordial non-Gaussianities of general multiple field inflation J. Cosmol. Astropart. Phys. JCAP06(2008)029 [0804.1055]
41. X. Gao and B. Hu, 2009 Primordial trispectrum from entropy perturbations in multifield DBI model J. Cosmol. Astropart. Phys. JCAP08(2009)012 [0903.1920]
42. X. Gao, M. Li and C. Lin, 2009 Primordial non-Gaussianities from the trispectra in multiple field inflationary models J. Cosmol. Astropart. Phys. JCAP11(2009)007 [0906.1345]
43. S. Renaux-Petel, 2009 Combined local and equilateral non-Gaussianities from multifield DBI inflation J. Cosmol. Astropart. Phys. JCAP10(2009)012 [0907.2476]
44. S. Mizuno, F. Arroja and K. Koyama, 2009 On the full trispectrum in multi-field DBI inflation, Phys. Rev. D 80 083517 [0907.2439]
45. J.S. Schwinger, 1961 Brownian motion of a quantum oscillator, J. Math. Phys. 2 407
46. E. Calzetta and B.L. Hu, 1987 Closed time path functional formalism in curved space-time: application to cosmological back reaction problems, Phys. Rev. D 35 495
47. R.D. Jordan, 1986 Effective field equations for expectation values, Phys. Rev. D 33 444
48. S. Weinberg, 2005 Quantum contributions to cosmological correlations, Phys. Rev. D 72 043514 [hep-th/0506236]
49. S. Weinberg, 2006 Quantum contributions to cosmological correlations. II: can these corrections become large?, Phys. Rev. D 74 023508 [hep-th/0605244]
50. S.H. Henry Tye, J. Xu and Y. Zhang, 2009 Multi-field inflation with a random potential J. Cosmol. Astropart. Phys. JCAP04(2009)018 [0812.1944]
51. X.-D. Ji and T. Wang, 2009 Curvature and entropy perturbations in generalized gravity, Phys. Rev. D 79 103525 [0903.0379]
52. M. Li, C. Lin, T. Wang and Y. Wang, 2009 Non-Gaussianity, isocurvature perturbation, gravitational waves and a no-go theorem for isocurvaton, Phys. Rev. D 79 063526 [0805.1299]
53. W. Xue and B. Chen, 2009 α-vacuum and inflationary bispectrum, Phys. Rev. D 79 043518 [0806.4109]
54. S.-W. Li and W. Xue, Revisiting non-Gaussianity of multiple-field inflation from the field equation, [0804.0574]
55. Q.-G. Huang, 2009 The trispectrum in the multi-brid inflation J. Cosmol. Astropart. Phys. JCAP05(2009)005 [0903.1542]
56. Q.-G. Huang, 2009 A geometric description of the non-Gaussianity generated at the end of multi-field inflation J. Cosmol. Astropart. Phys. JCAP06(2009)035 [0904.2649]
57. Y.-F. Cai and W. Xue, 2009 N-flation from multiple DBI type actions, Phys. Lett. B 680 395 [0809.4134]
58. Y.-F. Cai and H.-Y. Xia, 2009 Inflation with multiple sound speeds: a model of multiple DBI type actions and non-Gaussianities, Phys. Lett. B 677 226 [0904.0062]
59. X. Gao and F. Xu, 2009 Loop corrections to cosmological perturbations in multi-field inflationary models: I. Entropy loops J. Cosmol. Astropart. Phys. JCAP07(2009)042 [0905.0405]
60. 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]
61. X. Chen and Y. Wang, Quasi-single field inflation and non-Gaussianities, [0911.3380]