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Baryon acoustic oscillations: A cosmological ruler

Press/Media: Research

  • Will Percival

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

References

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
Relations

ID: 8251960