The Polarized Three-Loop Anomalous Dimensions from a Massive Calculation
Arnd Behring, Johannes Bl\"umlein, Abilio De Freitas, Alexander, Goedicke, Sebastian Klein, Andreas van Manteuffel, Carsten Schneider, Kay, Sch\"onwald
TL;DR
This paper computes polarized three-loop anomalous dimensions using a massive calculation, addressing the treatment of gamma_5 and deriving results in the M-scheme, advancing precision in quantum chromodynamics.
Contribution
It provides the first complete calculation of polarized three-loop anomalous dimensions including gamma_5 treatment in the M-scheme.
Findings
Calculated polarized 2- and 3-loop anomalous dimensions.
Developed a method for gamma_5 treatment in the M-scheme.
Enhanced understanding of polarized parton evolution.
Abstract
We present results on the calculation of the polarized 2- and 3-loop anomalous dimensions in a massive computation of the associated operator matrix element. We also discuss the treatment of and derive results in the M-scheme.10
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