Is noncommutativity related with the smallness of $\Lambda$?
High Energy Physics - Theory
2008-02-26 v1
Abstract
In this letter we study the effects of a noncommutative minisuperspace, including matter degrees of freedom on a FRW universe with cosmological constant. In this setting the vacuum energy density can be calculated to be of the same order as the observed energy density of the universe.
Cite
@article{arxiv.0802.3393,
title = {Is noncommutativity related with the smallness of $\Lambda$?},
author = {E. Mena and O. Obregón and M. Sabido},
journal= {arXiv preprint arXiv:0802.3393},
year = {2008}
}
Comments
4 pages, RevTex 4