Quark mass effects to σ(e⁺e^- -> hadrons) at O(α_s³)

1999/10/14 by K. G. Chetyrkin, K.G. Chetyrkin, R. Harlander +5
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/9910345

Latex, 3+2 pages, 10 ps-files included. Talk presented by R.H. at the International Europhysics Conference on High Energy Physics (EPS-HEP99), Tampere, Finland, July 15-21, 1999. The paper, with figures, is also available via anonymous ftp at ftp://ttpux2.physik.uni-karlsruhe.de/ttp99/ttp99-42/ or via www at http://www-ttp.physik.uni-karlsruhe.de/Preprints/

arxiv created 1999/10/14 · openalex publication_date 1999/10/14 · openalex created_date 2024/04/11 · openalex updated_date 2026/07/28

Abstract

The calculation of the quartic mass terms at order α_s³ to the hadronic R ratio is described. It is based on the operator product expansion for the quark current correlator, combined with an application of the renormalization group equation.

Related

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