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Matching Heavy-Quark Fields in QCD and HQET at 4 Loops

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Abstract

The matching coefficient of the heavy-quark fields in QCD and HQET is calculated up to 4 loops.

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Funding

The work of A.G. was supported by the Ministry of Science and Higher Education of Russian Federation.

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Authors and Affiliations

  1. Budker Institute of Nuclear Physics, Novosibirsk, Russia

    A. G. Grozin

  2. Novosibirsk State University, Novosibirsk, Russia

    A. G. Grozin

  3. Deutsches Elektronen-Synchrotron, DESY, 15738, Zeuthen, Germany

    P. Marquard

  4. Research Computing Center, Moscow State University, Moscow, Russia

    A. V. Smirnov

  5. Skobeltsyn Institute of Nuclear Physics of Moscow State University, Moscow, Russia

    V. A. Smirnov

  6. Institut für Theoretische Teilchenphysik, Karlsruher Institut für Technologie (KIT), 76128, Karlsruhe, Germany

    M. Steinhauser

Authors
  1. A. G. Grozin
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  2. P. Marquard
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  3. A. V. Smirnov
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  4. V. A. Smirnov
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  5. M. Steinhauser
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Corresponding authors

Correspondence to A. G. Grozin, P. Marquard, A. V. Smirnov, V. A. Smirnov or M. Steinhauser.

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Grozin, A.G., Marquard, P., Smirnov, A.V. et al. Matching Heavy-Quark Fields in QCD and HQET at 4 Loops. Phys. Atom. Nuclei 83, 994–996 (2020). https://doi.org/10.1134/S1063778820060174

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  • DOI: https://doi.org/10.1134/S1063778820060174

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