Matching QCD and HQET at three loops

Abstract

QCD/HQET matching for the heavy-quark field and heavy-light quark currents with three-loop accuracy is discussed.

Talk at Loops and Legs 2010, Woerlitz, 25-30 April, 7 pages; v2: references added

References in corpus (19)

• The three-loop QCD $\beta$-function and anomalous dimensions
• The three loop relation between the \bar {MS} and the pole quark masses
• Heavy Quark Effective Theory beyond Perturbation Theory: Renormalons, the Pole Mass and the Residual Mass Term
• Reparameterisation Invariance Constraints on Heavy Particle Effective Field Theories
• Renormalization and Running of Quark Mass and Field in the Regularization Invariant and MS-bar Schemes at Three and Four Loops
• Matching QCD and HQET heavy--light currents at two loops and beyond
• Short Distance Mass of a Heavy Quark at Order α_s^3
• The three loop on-shell renormalization of QCD and QED
• Three loop MSbar tensor current anomalous dimension in QCD
• Three-loop anomalous dimension of the heavy-light quark current in HQET
• Relation between the pole and the minimally subtracted mass in dimensional regularization and dimensional reduction to three-loop order
• Cancellation of Renormalon Ambiguities in the Heavy Quark Effective Theory
• Light quark mass effects in the on-shell renormalization constants
• Matching QCD and HQET heavy-light currents at three loops
• Three-loop on-shell Feynman integrals with two masses
• Decoupling of heavy-quark loops in light-light and heavy-light quark currents
• Decoupling of heavy quarks in HQET
• Asymptotics of the perturbative series for f_{B^*}/f_B
• Matching heavy-quark fields in QCD and HQET at three loops