A model for time-dependent cosmological constant and its consistency with the present Friedmann universe

Details A model for time-dependent cosmological constant and its consistency with the present Friedmann universe A model for time-dependent cosmological constant and its consistency with the present Friedmann universe

2002-02-25

arxiv.org/abs/hep-th/0202169v2

Class.Quant.Grav. 19 (2002) 3107-3113

Physics

High Energy Physics

High Energy Physics - Theory

5 pages, Revtex 4, twocolumn (minor corrections and improved reference list. To appear in Classical and Quantum Gravity)

Scientific paper

10.1088/0264-9381/19/11/323

We use a model where the cosmological term can be related to the chiral gauge
anomaly of a possible quantum scenario of the initial evolution of the
universe. We show that this term is compatible with the Friedmann behavior of
the present universe.

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