Setting the renormalization scale in perturbative QCD: Comparisons of the principle of maximum conformality with the sequential extended Brodsky-Lepage-Mackenzie approach

Hong-Hao Ma,Xing-Gang Wu,Yang Ma,Stanley J. Brodsky,Matin Mojaza

Setting the renormalization scale in perturbative QCD: Comparisons of the principle of maximum conformality with the sequential extended Brodsky-Lepage-Mackenzie approach

2015

Hong-Hao Ma
Xing-Gang Wu
Yang Ma
Stanley J. Brodsky
Matin Mojaza

A key problem in making precise perturbative QCD (pQCD) predictions is how to set the renormalization scale of the running coupling unambiguously at each finite order. The elimination of the uncert ...

Keywords:

Quantum electrodynamics
Particle physics
Perturbative QCD
Renormalization
Renormalon
Electron–positron annihilation
Physics
Conformal map
Coupling

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