arXiv:hep-ph/0607201·v1·High Energy Physics — Phenomenology
Heavy-quark QCD vacuum polarisation function: analytical results at four loops
Bernd A. Kniehl🇩🇪 · Anatoly V. Kotikov🇩🇪
Abstract
Fully analytical results for the first two moments of the heavy-quark vacuum polarisation function at four loops in quantum chromo-dynamics are presented.
Comments: 8 pages, 3 figures