Quantizing speeds with the cosmological constant
广义相对论与量子宇宙学
2009-11-10 v2 高能物理 - 理论
摘要
Considering the Barrett-Crane spin foam model for quantum gravity with (positive) cosmological constant, we show that speeds must be quantized and we investigate the physical implications of this effect such as the emergence of an effective deformed Poincare symmetry.
引用
@article{arxiv.gr-qc/0311032,
title = {Quantizing speeds with the cosmological constant},
author = {Florian Girelli and Etera R. Livine},
journal= {arXiv preprint arXiv:gr-qc/0311032},
year = {2009}
}
备注
4 pages, revtex4, 3 figures