Baryon acoustic oscillations: a cosmological ruler

• Will Percival ^[1]
  1. [1] University of Portsmouth

     University of Portsmouth

     Southsea, Reino Unido

     
• Localización: Physics today, ISSN 0031-9228, Vol. 70, Nº. 12, 2017, págs. 32-38
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • 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.