Gravity Couplings in the Standard-Model Extension

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Abstract

The Standard-Model Extension (SME) is an action-based expansion describing general Lorentz violation for known matter and fields, including gravity. In this talk, I will discuss the Lorentz-violating gravity couplings in the SME. Toy models that match the SME expansion, including vector and two-tensor models, are reviewed. Finally I discuss the status of experiments and observations probing gravity coefficients for Lorentz violation.

Original languageAmerican English
JournalDefault journal
DOIs
StatePublished - Dec 1 2010

Keywords

  • Standard-Model Extension
  • Lorentz violation
  • gravitation

Disciplines

  • Cosmology, Relativity, and Gravity

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