Optimized Lambda-Parametrization for the QCD Running Coupling Constant in Spacelike and Timelike Regions

Details Optimized Lambda-Parametrization for the QCD Running Coupling Constant in Spacelike and Timelike Regions Optimized Lambda-Parametrization for the QCD Running Coupling Constant in Spacelike and Timelike Regions

1999-07-05

arxiv.org/abs/hep-ph/9907228v2

JINR Rapid Commun. 78 (1996) 96-99

Physics

High Energy Physics

High Energy Physics - Phenomenology

6 pages, LaTeX. Old preprint with a couple of comments added

Scientific paper

The algorithm is described that enables one to perform an explicit summation
of all the (\pi^2/ ln(Q^2/Lambda^2))^N corrections to \alpha_s (Q^2) that
appear owing to the analytic continuation from spacelike to timelike region of
momentum transfer.

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