Lorentz Violation at One Loop

TL;DR

This paper proves one-loop renormalizability of a Lorentz- and CPT-violating extension of QED, discusses renormalization-group applications, and explores implications for theory and experiments.

Contribution

It demonstrates the one-loop renormalizability of a Lorentz- and CPT-violating QED extension, a novel result in the field.

Findings

Confirmed renormalizability at one loop

Analyzed renormalization-group implications

Discussed experimental and theoretical impacts

Abstract

The proof of one-loop renormalizability of the general Lorentz- and CPT-violating extension of quantum electrodynamics is described. Application of the renormalization-group method is discussed and implications for theory and experiment are considered.