Inflation Induced by Vacuum Energy and Graceful Exit from it
General Relativity and Quantum Cosmology
2014-11-17 v2 High Energy Physics - Theory
Abstract
Motivated by brane cosmology we solve the Einstein equations with a time dependent cosmological constant. Assuming that at an early epoch the vacuum energy scales as , we show that the universe passes from a fast growing phase (inflation) to an expanding phase in a natural way.
Cite
@article{arxiv.gr-qc/0103101,
title = {Inflation Induced by Vacuum Energy and Graceful Exit from it},
author = {E. Papantonopoulos and I. Pappa},
journal= {arXiv preprint arXiv:gr-qc/0103101},
year = {2014}
}
Comments
15 pages, LaTex file, no figures. Discussion on time dependent cosmological constant in section two clarified. References added