Varying couplings in electroweak theory

Douglas J. Shaw and John D. Barrow
Phys. Rev. D 71, 063525 – Published 24 March 2005

Abstract

We extend the theory of Kimberly and Magueijo for the spacetime variation of the electroweak couplings in the unified Glashow-Salam-Weinberg model of the electroweak interaction to include quantum corrections. We derive the effective quantum-corrected dilaton evolution equations in the presence of a background cosmological matter density that is composed of weakly interacting and non-weakly-interacting nonrelativistic dark-matter components.

  • Received 3 January 2005

DOI:https://doi.org/10.1103/PhysRevD.71.063525

©2005 American Physical Society

Authors & Affiliations

Douglas J. Shaw and John D. Barrow

  • DAMTP, Centre for Mathematical Sciences, University of Cambridge, Wilberforce Road, Cambridge CB3 OWA, United Kingdom

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Issue

Vol. 71, Iss. 6 — 15 March 2005

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