Can nonadiabatic perturbations arise after single-field inflation?

被引：32

作者：

Weinberg, S ^{[1
]}

机构：

[1] Univ Texas, Dept Phys, Theory Grp, Austin, TX 78712 USA

来源：

PHYSICAL REVIEW D | 2004年 / 70卷 / 04期

关键词：

D O I：

10.1103/PhysRevD.70.043541

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

It is shown that nonadiabatic cosmological perturbations cannot appear during the period of reheating following inflation with a single scalar inflaton field.

引用

页数：4

共 17 条

[1] Armendariz-Picon C., ASTROPH0312389
[2] GAUGE-INVARIANT COSMOLOGICAL PERTURBATIONS
BARDEEN, JM
[J]. PHYSICAL REVIEW D, 1980, 22 (08): : 1882 - 1905
[3] SPONTANEOUS CREATION OF ALMOST SCALE-FREE DENSITY PERTURBATIONS IN AN INFLATIONARY UNIVERSE
BARDEEN, JM
STEINHARDT, PJ
TURNER, MS
[J]. PHYSICAL REVIEW D, 1983, 28 (04): : 679 - 693
[4] BARDEEN JM, 1988, COSMOLOGY PARTICLE P
[5] Signatures of relativistic neutrinos in CMB anisotropy and matter clustering
Bashinsky, S
Seljak, U
[J]. PHYSICAL REVIEW D, 2004, 69 (08): : 35
[6] Bounds on isocurvature perturbations from cosmic microwave background and large scale structure data -: art. no. 171301
Crotty, P
García-Bellido, J
Lesgourgues, J
Riazuelo, A
[J]. PHYSICAL REVIEW LETTERS, 2003, 91 (17)
[7] FLUCTUATIONS IN THE NEW INFLATIONARY UNIVERSE
GUTH, AH
PI, SY
[J]. PHYSICAL REVIEW LETTERS, 1982, 49 (15) : 1110 - 1113
[8] HAWKING SW, 1982, PHYS LETT B, V115, P295, DOI 10.1016/0370-2693(82)90373-2
[9] Liddle A.R., 2000, COSMOLOGICAL INFLATI
[10] LARGE-SCALE ENERGY-DENSITY PERTURBATIONS AND INFLATION
LYTH, DH
[J]. PHYSICAL REVIEW D, 1985, 31 (08): : 1792 - 1798

← 1 2 →