Cosmological Constraints on Lorentz Violation in Electrodynamics
High Energy Physics - Phenomenology
2009-09-25 v1 Astrophysics
High Energy Physics - Theory
Abstract
Infrared, optical, and ultraviolet spectropolarimetry of cosmological sources is used to constrain the pure electromagnetic sector of a general Lorentz-violating standard-model extension. The coefficients for Lorentz violation are bounded to less than 3x10^{-32}.
Cite
@article{arxiv.hep-ph/0111026,
title = {Cosmological Constraints on Lorentz Violation in Electrodynamics},
author = {Alan Kostelecky and Matthew Mewes},
journal= {arXiv preprint arXiv:hep-ph/0111026},
year = {2009}
}
Comments
4 pages, accepted for publication in Physical Review Letters