TL;DR
This paper reviews the Standard-Model Extension framework for analyzing CPT and Lorentz violations, focusing on experimental tests involving antimatter, such as antihydrogen spectroscopy and gravity experiments.
Contribution
It discusses new SME-based proposals for testing CPT and Lorentz symmetry using antimatter experiments.
Findings
Proposes antihydrogen spectroscopy as a test for CPT violation.
Suggests antimatter gravity tests to explore Lorentz symmetry.
Provides a comprehensive framework for analyzing experimental results.
Abstract
A general field-theoretic framework for the analysis of CPT and Lorentz violation is provided by the Standard-Model Extension (SME). This work discusses a number of SME-based proposals for tests of CPT and Lorentz symmetry, including antihydrogen spectroscopy and antimatter gravity tests.
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