Spontaneous decay of the effective cosmological constant

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Ozer M. , Taha M. O.

MODERN PHYSICS LETTERS A, vol.13, no.7, pp.571-580, 1998 (Journal Indexed in SCI) identifier identifier

  • Publication Type: Article / Article
  • Volume: 13 Issue: 7
  • Publication Date: 1998
  • Doi Number: 10.1142/s0217732398000620
  • Title of Journal : MODERN PHYSICS LETTERS A
  • Page Numbers: pp.571-580


We discuss the notion that quantum fields may induce an effective time-dependent cosmological constant which decays from a large initial value. It is shown that such cosmological models are viable in a non-de Sitter space-time.