Spacetime-varying couplings and Lorentz violation

Preprint

30 November 2002

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.astro-ph/0212003

Abstract

Spacetime-varying coupling constants can be associated with violations of local Lorentz invariance and CPT symmetry. An analytical supergravity cosmology with time-varying fine-structure constant provides an explicit example. Estimates are made for some experimental constraints.

Keywords

SPACETIME VARYING COUPLINGS
VIOLATION SPACETIME
LORENTZ VIOLATION
CPT SYMMETRY
VIOLATIONS

All Related Versions

Version 1, 2002-11-30, ArXiv
Published version: Physical Review D, 68 (12), 123511.

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