A note on calm excited states of inflation

Journal of Cosmology and Astroparticle Physics

Volumn 2011, Issue 3, 2011, Pages

  Ashoorioon, Amjad ^a   Shiu, Gary ^b  

^a UPPSALA UNIVERSITY   (Sweden)

^b University of Wisconsin Madison   (United States)

Author keywords

inflation; non gaussianity; power spectrum; transplanckian physics

Indexed keywords

EID: 79953647267     PISSN: 14757516     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2011/03/025     Document Type: Article

References (57)

1. E. Komatsu et al., Non-gaussianity as a probe of the physics of the primordial universe and the astrophysics of the low redshift universe, [0902.4759]
2. 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]
3. V. Acquaviva, N. Bartolo, S. Matarrese and A. Riotto, 2003 Second-order cosmological perturbations from inflation, Nucl. Phys. B 667 119 [astro-ph/0209156]
4. 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]
5. C. Cheung, P. Creminelli, A.L. Fitzpatrick, J. Kaplan and L. Senatore, 2008 The effective field theory of inflation J. High Energy Phys. JHEP03(2008)014 [0709.0293]
6. R. Holman and A.J. Tolley, 2008 Enhanced non-gaussianity from excited initial states J. Cosmol. Astropart. Phys. JCAP05(2008)001 [0710.1302]
7. T. Okamoto and E.A. Lim, 2004 Constraining cut-off physics in the cosmic microwave background, Phys. Rev. D 69 083519 [astro-ph/0312284]
8. R. Easther, W.H. Kinney and H. Peiris, 2005 Observing trans-planckian signatures in the cosmic microwave background J. Cosmol. Astropart. Phys. JCAP05(2005)009 [astro-ph/0412613]
9. 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]
10. P.D. Meerburg, J.P. van der Schaar and M.G. Jackson, 2010 Bispectrum signatures of a modified vacuum in single field inflation with a small speed of sound J. Cosmol. Astropart. Phys. JCAP02(2010)001 [0910.4986]
11. X. Chen, R. Easther and E.A. Lim, 2007 Large non-gaussianities in single field inflation J. Cosmol. Astropart. Phys. JCAP06(2007)023 [astro-ph/0611645]
12. X. Chen, R. Easther and E.A. Lim, 2008 Generation and characterization of large non-gaussianities in single field inflation J. Cosmol. Astropart. Phys. JCAP04(2008)010 [0801.3295]
13. X. Chen, 2010 Folded resonant non-gaussianity in general single field inflation J. Cosmol. Astropart. Phys. JCAP12(2010)003 [1008.2485]
14. 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]
15. F. Vernizzi and D. Wands, 2006 Non-gaussianities in two-field inflation J. Cosmol. Astropart. Phys. JCAP05(2006)019 [astro-ph/0603799]
16. M.-X. Huang, G. Shiu and B. Underwood, 2008 Multifield DBI inflation and non-gaussianities, Phys. Rev. D 77 023511 [0709.3299]
17. 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]
18. 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]
19. H.-Y. Chen, J.-O. Gong and G. Shiu, 2008 Systematics of multi-field effects at the end of warped brane inflation J. High Energy Phys. JHEP09(2008)011 [0807.1927]
20. C.T. Byrnes, K.-Y. Choi and L.M.H. Hall, 2009 Large non-gaussianity from two-component hybrid inflation J. Cosmol. Astropart. Phys. JCAP02(2009)017 [0812.0807]
21. H.-Y. Chen, J.-O. Gong, K. Koyama and G. Tasinato, 2010 Towards multi-field D-brane inflation in a warped throat J. Cosmol. Astropart. Phys. JCAP11(2010)034 [1007.2068]
22. A. Ashoorioon, A. Krause and K. Turzynski, 2009 Energy transfer in multi field inflation and cosmological perturbations J. Cosmol. Astropart. Phys. JCAP02(2009)014 [0810.4660]
23. A. Naruko and M. Sasaki, 2009 Large non-gaussianity from multi-brid inflation, Prog. Theor. Phys. 121 193 [0807.0180]
24. M. Li and Y. Wang, 2009 Multi-stream inflation J. Cosmol. Astropart. Phys. JCAP07(2009)033 [0903.2123]
25. I.G. Moss and C. Xiong, 2007 Non-gaussianity in fluctuations from warm inflation J. Cosmol. Astropart. Phys. JCAP04(2007)007 [astro-ph/0701302]
26. X. Chen, 2010 Primordial non-gaussianities from inflation models, Adv. Astron. 2010 638979 [1002.1416]
27. B. Chen, Y. Wang and W. Xue, 2008 Inflationary nongaussianity from thermal fluctuations J. Cosmol. Astropart. Phys. JCAP05(2008)014 [0712.2345]
28. R.H. Brandenberger, Inflationary cosmology: progress and problems, [hep-ph/9910410]
29. J. Martin and R.H. Brandenberger, 2001 The trans-Planckian problem of inflationary cosmology, Phys. Rev. D 63 123501 [hep-th/0005209]
30. J. Martin and R.H. Brandenberger, 2001 The robustness of inflation to changes in super-Planck-scale physics, Mod. Phys. Lett. A 16 999 [astro-ph/0005432]
31. J. Martin and R.H. Brandenberger, 2003 On the dependence of the spectra of fluctuations in inflationary cosmology on trans-planckian physics, Phys. Rev. D 68 063513 [hep-th/0305161]
32. A. Kempf, 2001 Mode generating mechanism in inflation with cutoff, Phys. Rev. D 63 083514 [astro-ph/0009209]
33. C.-S. Chu, B.R. Greene and G. Shiu, 2001 Remarks on inflation and noncommutative geometry, Mod. Phys. Lett. A 16 2231 [hep-th/0011241]
34. R. Easther, B.R. Greene, W.H. Kinney and G. Shiu, 2001 Inflation as a probe of short distance physics, Phys. Rev. D 64 103502 [hep-th/0104102]
35. R. Easther, B.R. Greene, W.H. Kinney and G. Shiu, 2003 Imprints of short distance physics on inflationary cosmology, Phys. Rev. D 67 063508 [hep-th/0110226]
36. A. Ashoorioon, A. Kempf and R.B. Mann, 2005 Minimum length cutoff in inflation and uniqueness of the action, Phys. Rev. D 71 023503 [astro-ph/0410139]
37. A. Ashoorioon and R.B. Mann, 2005 On the tensor/scalar ratio in inflation with UV cut off, Nucl. Phys. B 716 261 [gr-qc/0411056]
38. A. Ashoorioon, J.L. Hovdebo and R.B. Mann, 2005 Running of the spectral index and violation of the consistency relation between tensor and scalar spectra from trans-Planckian physics, Nucl. Phys. B 727 63 [gr-qc/0504135]
39. N. Kaloper, M. Kleban, A.E. Lawrence and S. Shenker, 2002 Signatures of short distance physics in the cosmic microwave background, Phys. Rev. D 66 123510 [hep-th/0201158]
40. G. Shiu and I. Wasserman, 2002 On the signature of short distance scale in the cosmic microwave background, Phys. Lett. B 536 1 [hep-th/0203113]
41. U.H. Danielsson, 2002 A note on inflation and transplanckian physics, Phys. Rev. D 66 023511 [hep-th/0203198]
42. R. Easther, B.R. Greene, W.H. Kinney and G. Shiu, 2002 A generic estimate of trans-Planckian modifications to the primordial power spectrum in inflation, Phys. Rev. D 66 023518 [hep-th/0204129]
43. K. Schalm, G. Shiu and J.P. van der Schaar, 2004 Decoupling in an expanding universe: Boundary RG-flow affects initial conditions for inflation J. High Energy Phys. JHEP04(2004)076 [hep-th/0401164]
44. B.R. Greene, K. Schalm, G. Shiu and J.P. van der Schaar, 2005 Decoupling in an expanding universe: Backreaction barely constrains short distance effects in the CMB J. Cosmol. Astropart. Phys. JCAP02(2005)001 [hep-th/0411217]
45. K. Schalm, G. Shiu and J.P. van der Schaar, 2005 The cosmological vacuum ambiguity, effective actions and transplanckian effects in inflation, AIP Conf. Proc. 743 362 [hep-th/0412288]
46. nd Texas symposium on relativistic astrophysics at stanford university, December 13-17, Stanford U.S.A., [astro-ph/0503458]
47. M.G. Jackson and K. Schalm, Model independent signatures of new physics in the inflationary power spectrum, [1007.0185]
48. B.A. Powell and W.H. Kinney, 2007 The pre-inflationary vacuum in the cosmic microwave background, Phys. Rev. D 76 063512 [astro-ph/0612006]
49. S. Sarangi, K. Schalm, G. Shiu and J.P. van der Schaar, 2007 Exact spectrum of scalar field perturbations in a radiation deformed closed de Sitter universe J. Cosmol. Astropart. Phys. JCAP03(2007)002 [hep-th/0611277]
50. A. Ashoorioon and A. Krause, Power spectrum and signatures for cascade inflation, [hep-th/0607001]
51. D. Boyanovsky, H.J. de Vega and N.G. Sanchez, 2006 CMB quadrupole suppression: I. Initial conditions of inflationary perturbations, Phys. Rev. D 74 123006 [astro-ph/0607508]
52. E. Silverstein and D. Tong, 2004 Scalar speed limits and cosmology: acceleration from D-cceleration, Phys. Rev. D 70 103505 [hep-th/0310221]
53. M. Alishahiha, E. Silverstein and D. Tong, 2004 DBI in the sky, Phys. Rev. D 70 123505 [hep-th/0404084]
54. X. Chen, B. Hu, M.-X. Huang, G. Shiu and Y. Wang, 2009 Large primordial trispectra in general single field inflation J. Cosmol. Astropart. Phys. JCAP08(2009)008 [0905.3494]
55. F. Arroja, S. Mizuno, K. Koyama and T. Tanaka, 2009 On the full trispectrum in single field DBI-inflation, Phys. Rev. D 80 043527 [0905.3641]
56. X. Chen, M.-x. Huang and G. Shiu, 2006 The inflationary trispectrum for models with large non-gaussianities, Phys. Rev. D 74 121301 [hep-th/0610235]
57. F. Arroja and K. Koyama, 2008 Non-gaussianity from the trispectrum in general single field inflation, Phys. Rev. D 77 083517 [0802.1167]