Time-Varying alpha and Particle Physics
High Energy Physics - Phenomenology
2009-11-07 v3 Astrophysics
High Energy Physics - Theory
Abstract
We argue that models in which an observable variation of the fine structure constant is explained by motion of a cosmic scalar field, are not stable under renormalization, and require massive fine tuning that cannot be explained by any known mechanism.
Cite
@article{arxiv.hep-ph/0112059,
title = {Time-Varying alpha and Particle Physics},
author = {T. Banks and M. Dine and M. R. Douglas},
journal= {arXiv preprint arXiv:hep-ph/0112059},
year = {2009}
}
Comments
7 pages, latex, JHEP.cls