English

A "Running" Gravitational Constant?

High Energy Physics - Phenomenology 2007-05-23 v2

Abstract

If the gravitational interaction is unified with the electroweak and strong interactions at a mass M=10^15 GeV, the evolution of Newton's constant must differ from its classical (general relativistic) form. We can model such behavior by introducing an ad hoc dependence on ln(s/4m^2) where s is the usual cm energy between two protons. We can then predict the observable effects for relativistic collisions (sqrt(s)~1.4x10^4 GeV) as well as for the case of low velocity motion (beta^2~10^-5)

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Cite

@article{arxiv.hep-ph/0207282,
  title  = {A "Running" Gravitational Constant?},
  author = {A. C. Melissinos},
  journal= {arXiv preprint arXiv:hep-ph/0207282},
  year   = {2007}
}

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4 pages