Spontaneous Decay of the Effective Cosmological Constant
General Relativity and Quantum Cosmology
2009-10-31 v2 Astrophysics
High Energy Physics - Phenomenology
Abstract
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 spacetime.
Cite
@article{arxiv.gr-qc/9802023,
title = {Spontaneous Decay of the Effective Cosmological Constant},
author = {Murat Özer and M. O. Taha},
journal= {arXiv preprint arXiv:gr-qc/9802023},
year = {2009}
}
Comments
LaTex, 10 pages, 1 figure (not included).A minor correction in the text and the last referance.To be published in Mod. Phys. Lett. A