QCD static energy at next-to-next-to-next-to leading-logarithmic accuracy
Nora BrambillaPhysik Department, Technische Universität München, D-85748 Garching, Germany and Dipartimento di Fisica dell’Università di Milano and INFN, via Celoria 16, 20133 Milan, ItalyAntonio VairoPhysik Department, Technische Universität München, D-85748 Garching, Germany and Dipartimento di Fisica dell’Università di Milano and INFN, via Celoria 16, 20133 Milan, ItalyXavier Garcia i TormoPhysik Department, Technische Universität München, D-85748 Garching, Germany and Dipartimento di Fisica dell’Università di Milano and INFN, via Celoria 16, 20133 Milan, ItalyJoan SotoPhysik Department, Technische Universität München, D-85748 Garching, Germany and Dipartimento di Fisica dell’Università di Milano and INFN, via Celoria 16, 20133 Milan, Italy
2009en
ABI
Abstract
We compute the static energy of QCD at short distances at next-to-next-to-next-to-leading logarithmic accuracy in terms of the three-loop singlet potential. By comparing our results with lattice data we extract the value of the unknown piece of the three-loop singlet potential.
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Citations and references
Cited by 20 references