Instabilities and the null energy condition
高能物理 - 理论
2009-11-11 v3 天体物理学
广义相对论与量子宇宙学
高能物理 - 唯象学
摘要
We show that violation of the null energy condition implies instability in a broad class of models, including classical gauge theories with scalar and fermionic matter as well as any perfect fluid. When applied to the dark energy, our results imply that is unlikely to be less than -1.
关键词
引用
@article{arxiv.hep-th/0502203,
title = {Instabilities and the null energy condition},
author = {Roman V. Buniy and Stephen D. H. Hsu},
journal= {arXiv preprint arXiv:hep-th/0502203},
year = {2009}
}
备注
5 pages, 1 figure, revtex, presentation improved, minor changes