Radiation can never again dominate matter in a vacuum dominated universe

Lawrence Krauss, Robert J. Scherrer

Research output: Contribution to journalArticle

5 Scopus citations


We demonstrate that in a vacuum-energy-dominated expansion phase, surprisingly neither the decay of matter nor matter-antimatter annihilation into relativistic particles can ever cause radiation to once again dominate over matter in the future history of the Universe.

Original languageEnglish (US)
Article number083524
JournalPhysical Review D - Particles, Fields, Gravitation and Cosmology
Issue number8
Publication statusPublished - Apr 25 2007
Externally publishedYes


ASJC Scopus subject areas

  • Physics and Astronomy(all)
  • Nuclear and High Energy Physics
  • Mathematical Physics

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