Chern-Simons Violation of Lorentz and PCT Symmetries in Electrodynamics

Abstract

Recently proposed Lorentz-PCT noninvariant modifications of electromagnetism are reviewed. Their experimental consequences are described, and it is argued that available data decisively rules out their occurrence in Nature.

Comments: 7 pages, 1 figure, using BoxedEPS macros and REVTeX; email to jackiw@mitlns.mit.edu