Two-loop matching of the chromo-magnetic dipole operator with the gradient flow

2022/12/19 by Janosh Borgulat, Robert V. Harlander, Borgulat, J. +5 · 2 citations
Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Phenomenology (hep-ph) #High-Energy Particle Collisions Research #Quantum Chromodynamics and Particle Interactions

paper · pdf · doi:10.48550/arxiv.2212.09824

openalex publication_date 2022/12/19 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The chromo-magnetic dipole operator is expressed in terms of operators at finite flow time in the gradient-flow formalism. The matching coefficients are evaluated through next-to-next-to-leading order QCD.

Cited by

• Short-flow-time expansion of non-singlet twist-two operators at next-to-next-to-leading order QCD
• A new approach to quark mass determination using the gradient flow

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