Affordable Access

Access to the full text

First constraint on the neutrino-induced phase shift in the spectrum of baryon acoustic oscillations

Authors
  • Baumann, Daniel1
  • Beutler, Florian2, 3
  • Flauger, Raphael4
  • Green, Daniel4
  • Slosar, Anže5
  • Vargas-Magaña, Mariana6
  • Wallisch, Benjamin1, 7
  • Yèche, Christophe3, 8
  • 1 University of Amsterdam, Institute of Theoretical Physics, Amsterdam, The Netherlands , Amsterdam (Netherlands)
  • 2 University of Portsmouth, Institute of Cosmology and Gravitation, Portsmouth, UK , Portsmouth (United Kingdom)
  • 3 Lawrence Berkeley National Laboratory, Berkeley, CA, USA , Berkeley (United States)
  • 4 University of California, San Diego, Department of Physics, La Jolla, CA, USA , La Jolla (United States)
  • 5 Brookhaven National Laboratory, Physics Department, Upton, NY, USA , Upton (United States)
  • 6 Universidad Nacional Autónoma de México, Instituto de Física, Mexico City, Mexico , Mexico City (Mexico)
  • 7 University of Cambridge, DAMTP, Cambridge, UK , Cambridge (United Kingdom)
  • 8 Université Paris-Saclay, IRFU, CEA, Gif-sur-Yvette, France , Gif-sur-Yvette (France)
Type
Published Article
Journal
Nature Physics
Publisher
Springer Nature
Publication Date
Feb 25, 2019
Volume
15
Issue
5
Pages
465–469
Identifiers
DOI: 10.1038/s41567-019-0435-6
Source
Springer Nature
License
Yellow

Abstract

In the early Universe, fluctuations in the neutrino density produced a distinct shift in the temporal phase of sound waves in the primordial plasma. The size of this phase shift has now been constrained through baryon acoustic oscillation data.

Report this publication

Statistics

Seen <100 times