Vacuum Photon Splitting in Lorentz-Violating Quantum Electrodynamics
High Energy Physics - Phenomenology
2009-09-25 v2 High Energy Physics - Theory
Abstract
Radiative corrections arising from Lorentz violation in the fermion sector induce a nonzero amplitude for vacuum photon splitting. At one loop, the on-shell amplitude acquires both CPT-even and CPT-odd contributions forbidden in conventional electrodynamics.
Cite
@article{arxiv.hep-ph/0212382,
title = {Vacuum Photon Splitting in Lorentz-Violating Quantum Electrodynamics},
author = {Alan Kostelecky and Austin Pickering},
journal= {arXiv preprint arXiv:hep-ph/0212382},
year = {2009}
}
Comments
4 pages, minor wording changes, references added, accepted in Physical Review Letters