Time variation of the gravitational and fine structure constants in models with extra dimensions
arXiv:gr-qc/0302006
Abstract
We derive formulae for the time variation of the gravitational ``constant'' and of the fine structure ``constant'' in various models with extra dimensions and analyze their consistency with the observational data.
5 pages, LaTeX, to appear in the Proceedings of the Spanish Relativity Meeting ERE-2002 (Mao, Spain, September 22-24, 2002)