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

Authors: Novello M.¹; Barcelos-Neto J.²; Salim J.M.¹

Source: Classical and Quantum Gravity, Volume 19, Number 11, 2002 , pp. 3107-3113(7)

Publisher: IOP Publishing

Abstract:

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 behaviour of the present universe.

Language: English

Document Type: Miscellaneous

Affiliations: 1: Centro Brasileiro de Pesquisas Físicas, Rua Dr Xavier Sigaud 150, Urca 22290-180 Rio de Janeiro, RJ, Brazil 2: Instituto de Física, Universidade Federal do Rio de Janeiro, RJ 21945-970, Brazil

Publication date: 2002-01-01

• In this: publication
• By this: publisher
• In this Subject: Nuclear Physics
• By this author: Novello M. ;  Barcelos-Neto J. ;  Salim J.M.

Website © Publishing Technology. Article copyright remains with the publisher, society or author(s) as specified within the article.

• Terms and conditions
• Privacy policy
• Information for advertisers