Unimodular Cosmological Space-times
High Energy Physics - Theory
2013-10-14 v2
Abstract
Some cosmological solutions of the unimodular theory of gravity are studied. These solutions can always be mapped to solutions of Einstein's general relativity in an appropiate frame. Constant scalar potentials however do not gravitate. Some physical consequences are pointed out.
Cite
@article{arxiv.1302.7137,
title = {Unimodular Cosmological Space-times},
author = {Enrique Alvarez and Mario Herrero-Valea},
journal= {arXiv preprint arXiv:1302.7137},
year = {2013}
}
Comments
14 pages, LaTeX. Withdrawn. Its contents will be incorporated in a forthcoming preprint