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Correlators of heavy-light quark currents in HQET: OPE at three loops

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arxiv 2111.14571 v2 pith:XMM5VCNE submitted 2021-11-29 hep-ph

K. G. Chetyrkin , A. G. Grozin This is my paper · ORCID
classification hep-ph
keywords correlatorscurrentshqetloopsquarkcalculatedcoefficientdimension
verification ladder T0 review T1 audit T2 compute T3 formal
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Coefficient functions of the operator product expansion of correlators of HQET heavy--light quark currents are calculated up operators of dimension 4 up to to 3 loops.

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Cited by 2 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. Correlators of heavy-light quark currents in HQET: Perturbative contribution up to 4 loops and beyond

    hep-ph 2024-11 conditional novelty 6.0 of 10

    New four-loop coefficient functions are presented for the HQET heavy-light current correlator with light-quark mass terms up to second order.

  2. Correlator of heavy-light quark currents in HQET in the large $\beta_0$ limit

    hep-ph 2026-03 unverdicted novelty 5.0 of 10

    The perturbative heavy-light current correlator in HQET is computed to O(m_q²) at leading order in 1/β₀, and its UV/IR renormalon poles are mapped.

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