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Volume 365 - alphas-2019: Workshop on precision measurements of the QCD coupling constant (ALPHAS2019) - $a_S$ from electroweak observables
The QCD coupling $αs$ (Q2)at all momentum scales and the elimination of renormalization scale uncertainties
S.J. Brodsky
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Pre-published on: 2019 July 22
Published on: 2019 September 13
This contribution discusses two central problems in QCD: (a) the behavior of the QCD running coupling $αs$(Q2)in both the nonperturbative and perturbative domains; and (b) the elimination ofperturbative QCD renormalization scale ambiguities.
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