Baryon acoustic oscillations: A cosmological ruler

  • Will Percival

Press/Media: Research

Description

A density pattern created by acoustic waves in the early universe can be seen in the distribution of galaxies and used as a standard ruler with which to measure cosmological expansion.

Period4 Dec 2017

Media coverage

1

Media coverage

  • TitleBaryon acoustic oscillations: A cosmological ruler
    Media name/outletPhysics Today
    Media typeWeb
    Date4/12/17
    DescriptionA density pattern created by acoustic waves in the early universe can be seen in the distribution of galaxies and used as a standard ruler with which to measure cosmological expansion.
    Producer/AuthorWill Percival
    URLphysicstoday.scitation.org/doi/10.1063/PT.3.3789
    PersonsWill Percival