Quark mass effects to \sigma(e^+e^- -> hadrons) at O(\alpha_s^3)

J.H. Kuehn; K.G. Chetyrkin; R. Harlander

arxiv: hep-ph/9910345 · v1 · submitted 1999-10-14 · ✦ hep-ph

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

K.G. Chetyrkin , R. Harlander , J.H. Kuehn This is my paper

classification ✦ hep-ph

keywords alphamassquarkapplicationcalculationcombinedcorrelatorcurrent

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The calculation of the quartic mass terms at order \alpha_s^3 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.

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

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