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Time varying gauge couplings and di-nucleon states

2002/05/08 by Malcolm Fairbairn, Fairbairn, Malcolm
Physics and Astronomy · #Atomic and Subatomic Physics Research #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/0205078

8 pages, 1 figure to appear in proceedings of Recontres de Moriond 'Electroweak interactions and unified theories 2002'

arxiv created 2002/05/08 · openalex publication_date 2002/05/08 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

In this talk we discuss the effect upon the di-proton, di-neutron and deuteron of a time variation of the QCD gauge coupling. We describe how a time evolution of the size of extra dimensions can give rise to such a variation and show how this is related to the recent results on possible time variation of the electromagnetic fine structure constant. Based on work in collaboration with Tom Dent.

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