Published January 2018 | Version v1
Journal article

Pure natural inflation

  • 1. Kavli Institute for the Physics and Mathematics of the Universe (WPI), University of Tokyo, Kashiwa, Chiba 277-8583 (Japan)
  • 2. Theoretical Physics Group, Lawrence Berkeley National Laboratory, Berkeley, CA 94720 (United States)
  • 3. Berkeley Center for Theoretical Physics, Department of Physics, University of California, Berkeley, CA 94720 (United States)

Description

We point out that a simple inflationary model in which the axionic inflaton couples to a pure Yang–Mills theory may give the scalar spectral index (ns) and tensor-to-scalar ratio (r) in complete agreement with the current observational data.

Availability note (English)

Available from http://dx.doi.org/10.1016/j.physletb.2017.11.052

Additional details

Identifiers

DOI
10.1016/j.physletb.2017.11.052;
arXiv
arXiv:1706.08522v2;
PII
S0370269317309449;

Publishing Information

Journal Title
Physics Letters. Section B
Journal Volume
776
Journal Page Range
p. 227-230
ISSN
0370-2693
CODEN
PYLBAJ

INIS

Country of Publication
Netherlands
Country of Input or Organization
International Atomic Energy Agency (IAEA)
INIS RN
51013091
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Descriptors DEI
COSMOLOGICAL INFLATION; INFLATONS; SIMULATION; YANG-MILLS THEORY
Descriptors DEC
ELEMENTARY PARTICLES; POSTULATED PARTICLES

Optional Information

Copyright
Copyright (c) 2017 Elsevier Science B.V., Amsterdam, The Netherlands, All rights reserved.