Time-Varying Fine-Structure Constant Requires Cosmological Constant
Astrophysics
2007-05-23 v1
Abstract
Webb et al. presented preliminary evidence for a time-varying fine-structure constant. We show Teller's formula for this variation to be ruled out within the Einstein-de Sitter universe, however, it is compatible with cosmologies which require a large cosmological constant.
Cite
@article{arxiv.astro-ph/9908356,
title = {Time-Varying Fine-Structure Constant Requires Cosmological Constant},
author = {R. W. Kuhne},
journal= {arXiv preprint arXiv:astro-ph/9908356},
year = {2007}
}
Comments
3 pages, no figures, revtex, to be published in Mod. Phys. Lett. A