Leptonic decay of the Ï (1S) meson at third order in QCD

Martin Beneke; Yuichiro Kiyo; Peter Marquard; Alexander Penin; Jan Piclum; Dirk Seidel; Matthias Steinhauser

doi:10.1103/PhysRevLett.112.151801

Leptonic decay of the Ï (1S) meson at third order in QCD

Martin Beneke, Yuichiro Kiyo, Peter Marquard, Alexander Penin, Jan Piclum, Dirk Seidel, Matthias Steinhauser

Chair of Theoretical Elementary Particle Physics

Research output: Contribution to journal › Article › peer-review

51 Scopus citations

Abstract

We present the complete next-to-next-to-next-to-leading order short-distance and bound-state QCD correction to the leptonic decay rate (I(1S).-) of the lowest-lying spin-1 bottomonium state. The perturbative QCD prediction is compared to the measurement Î"((1S) e+e-)=1.340(18) keV.

Original language	English
Article number	151801
Journal	Physical Review Letters
Volume	112
Issue number	15
DOIs	https://doi.org/10.1103/PhysRevLett.112.151801
State	Published - 16 Apr 2014

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10.1103/PhysRevLett.112.151801

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title = "Leptonic decay of the {\"I} (1S) meson at third order in QCD",

abstract = "We present the complete next-to-next-to-next-to-leading order short-distance and bound-state QCD correction to the leptonic decay rate (I(1S).-) of the lowest-lying spin-1 bottomonium state. The perturbative QCD prediction is compared to the measurement {\^I}{"}((1S) e+e-)=1.340(18) keV.",

author = "Martin Beneke and Yuichiro Kiyo and Peter Marquard and Alexander Penin and Jan Piclum and Dirk Seidel and Matthias Steinhauser",

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AU - Beneke, Martin

AU - Kiyo, Yuichiro

AU - Marquard, Peter

AU - Penin, Alexander

AU - Piclum, Jan

AU - Seidel, Dirk

AU - Steinhauser, Matthias

PY - 2014/4/16

Y1 - 2014/4/16

N2 - We present the complete next-to-next-to-next-to-leading order short-distance and bound-state QCD correction to the leptonic decay rate (I(1S).-) of the lowest-lying spin-1 bottomonium state. The perturbative QCD prediction is compared to the measurement Î"((1S) e+e-)=1.340(18) keV.

AB - We present the complete next-to-next-to-next-to-leading order short-distance and bound-state QCD correction to the leptonic decay rate (I(1S).-) of the lowest-lying spin-1 bottomonium state. The perturbative QCD prediction is compared to the measurement Î"((1S) e+e-)=1.340(18) keV.

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DO - 10.1103/PhysRevLett.112.151801

M3 - Article

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VL - 112

JO - Physical Review Letters

JF - Physical Review Letters

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Leptonic decay of the Ï (1S) meson at third order in QCD

Abstract

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