Inflation with general initial conditions for scalar perturbations

Journal of Cosmology and Astroparticle Physics

Volumn 2012, Issue 2, 2012, Pages

  Kundu, Sandipan ^a  

^a UNIVERSITY OF TEXAS AT AUSTIN   (United States)

Author keywords

inflation; non gaussianity; power spectrum; quantum field theory on curved space

Indexed keywords

EID: 84857828615     PISSN: None     EISSN: 14757516     Source Type: Journal    
DOI: 10.1088/1475-7516/2012/02/005     Document Type: Article

References (41)

1. A.A. Starobinsky, 1982 Dynamics of phase transition in the new inflationary universe scenario and generation of perturbations, Phys. Lett. B 117 175
2. S. Hawking, 1982 The development of irregularities in a single bubble inflationary universe, Phys. Lett. B 115 295
3. A.H. Guth and S. Pi, 1982 Fluctuations in the new inflationary universe, Phys. Rev. Lett. 49 1110
4. J.M. Bardeen, P.J. Steinhardt and M.S. Turner, 1983 Spontaneous creation of almost scale-free density perturbations in an inflationary universe, Phys. Rev. D 28 679
5. V.F. Mukhanov, 1985 Gravitational instability of the universe filled with a scalar field JETP Lett. 41 493
6. V.F. Mukhanov, 1985 Pisma Zh. Eksp. Teor. Fiz. 41 402
7. T. Bunch and P. Davies, 1978 Quantum field theory in de Sitter space: renormalization by point splitting, Proc. Roy. Soc. Lond. A 360 117
8. N.D. Birrell and P.C.W. Davies, 1982 Quantum fields in curved space, Cambridge University Press, Cambridge U.K.
9. N. Kaloper, M. Kleban, A. Lawrence, S. Shenker and L. Susskind, 2002 Initial conditions for inflation J. High Energy Phys. JHEP11(2002)037 [hep-th/0209231]
10. B. Greene, K. Schalm, J.P. van der Schaar and G. Shiu, 2004 Extracting new physics from the CMB eConf C 041213 0001 [astro-ph/0503458]
11. R. Easther, W.H. Kinney and H. Peiris, 2005 Boundary effective field theory and trans-Planckian perturbations: astrophysical implications J. Cosmol. Astropart. Phys. JCAP08(2005)001 [astro-ph/0505426]
12. R. Brunetti, K. Fredenhagen and S. Hollands, 2005 A remark on alpha vacua for quantum field theories on de Sitter space J. High Energy Phys. JHEP05(2005)063 [hep-th/0503022]
13. K. Goldstein and D.A. Lowe, 2003 A note on alpha vacua and interacting field theory in de Sitter space, Nucl. Phys. B 669 325 [hep-th/0302050]
14. H. Collins and R. Holman, 2004 Taming the alpha vacuum, Phys. Rev. D 70 084019 [hep-th/0312143]
15. H. Collins, R. Holman and M.R. Martin, 2003 The fate of the alpha vacuum, Phys. Rev. D 68 124012 [hep-th/0306028]
16. U.H. Danielsson, 2002 A note on inflation and transPlanckian physics, Phys. Rev. D 66 023511 [hep-th/0203198]
17. U.H. Danielsson, 2005 Transplanckian energy production and slow roll inflation, Phys. Rev. D 71 023516 [hep-th/0411172]
18. M. Giovannini, 2011 Hanbury Brown-Twiss interferometry and second-order correlations of inflaton quanta, Phys. Rev. D 83 023515 [1011.1673]
19. A. Dey and S. Paban, Non-Gaussianities in the cosmological perturbation spectrum due to primordial anisotropy, [1106.5840]
20. D. Carney, W. Fischler, S. Paban and N. Sivanandam, The inflationary wavefunction and its initial conditions, [1109.6566]
21. K. Bhattacharya, S. Mohanty and R. Rangarajan, 2006 Temperature of the inflaton and duration of inflation from WMAP data, Phys. Rev. Lett. 96 121302 [hep-ph/0508070]
22. P. Ferreira and J. Magueijo, 2008 Observing the temperature of the big bang through large scale structure, Phys. Rev. D 78 061301 [0708.0429]
23. M. Gasperini, M. Giovannini and G. Veneziano, 1993 Squeezed thermal vacuum and the maximum scale for inflation, Phys. Rev. D 48 439 [gr-qc/9306015]
24. A. Ashoorioon and G. Shiu, 2011 A note on calm excited states of inflation J. Cosmol. Astropart. Phys. JCAP03(2011)025 [1012.3392]
25. I. Agullo and L. Parker, 2011 Non-Gaussianities and the stimulated creation of quanta in the inflationary universe, Phys. Rev. D 83 063526 [1010.5766]
26. H.V. Peiris and L. Verde, 2010 The shape of the primordial power spectrum: a last stand before Planck, Phys. Rev. D 81 021302 [0912.0268]
27. WMAP collaboration, E. Komatsu et al., 2011 Seven-year Wilkinson Microwave Anisotropy Probe (WMAP) observations: cosmological interpretation, Astrophys. J. Suppl. 192 18 [1001.4538]
28. 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 [0805.3580]
29. 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]
30. D. Baumann, TASI lectures on inflation, [0907.5424]
31. J.M. Bardeen, 1980 Gauge invariant cosmological perturbations, Phys. Rev. D 22 1882
32. D. Lyth, 1985 Large scale energy density perturbations and inflation, Phys. Rev. D 31 1792
33. V.F. Mukhanov, H. Feldman and R.H. Brandenberger, 1992 Theory of cosmological perturbations. Part 1. Classical perturbations. Part 2. Quantum theory of perturbations. Part 3. Extensions, Phys. Rept. 215 203
34. L. Ackerman, W. Fischler, S. Kundu and N. Sivanandam, 2011 Constraining the inflationary equation of state J. Cosmol. Astropart. Phys. JCAP05(2011)024 [1007.3511]
35. N. Bartolo, E. Komatsu, S. Matarrese and A. Riotto, 2004 Non-Gaussianity from inflation: theory and observations, Phys. Rept. 402 103 [astro-ph/0406398]
36. L.W. Abramo, R.H. Brandenberger and V.F. Mukhanov, 1997 The energy-momentum tensor for cosmological perturbations, Phys. Rev. D 56 3248 [gr-qc/9704037]
37. L. Parker and S. Fulling, 1974 Adiabatic regularization of the energy momentum tensor of a quantized field in homogeneous spaces, Phys. Rev. D 9 341
38. T. Bunch, 1980 Adiabatic regularization for scalar fields with arbitrary coupling to the scalar curvature, J. Phys. A 13 1297
39. P. Creminelli and M. Zaldarriaga, 2004 Single field consistency relation for the 3-point function J. Cosmol. Astropart. Phys. JCAP10(2004)006 [astro-ph/0407059]
40. J. Ganc and E. Komatsu, 2010 A new method for calculating the primordial bispectrum in the squeezed limit J. Cosmol. Astropart. Phys. JCAP12(2010)009 [1006.5457]
41. NL for slow-roll inflation with a non-vacuum initial state, Phys. Rev. D 84 063514 [1104.0244]