Renormalization-scale independence of the physical cosmological constant

2007/12/31 by Robert Foot, Archil Kobakhidze, Kristian L. McDonald +1 · 1 citation
Physics and Astronomy · #hep-th #gr-qc #hep-ph

paper · pdf · doi:10.1016/j.physletb.2008.05.029

published as Phys.Lett.B664:199-200,2008 · 3 pages; V2 to appear in PLB

arxiv created 2008/05/13 · arxiv updated 2009/12/01

Abstract

Treating the metric as a classical background field, we show that the cosmological constant does not run with the renormalization scale -- contrary to some claims in the literature.

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• On the possible running of the cosmological "constant"

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