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

Lehrstuhl für Theoretische Elementarteilchenphysik

Publikation: Beitrag in Fachzeitschrift › Artikel › Begutachtung

52 Zitate (Scopus)

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.

Originalsprache	Englisch
Aufsatznummer	151801
Fachzeitschrift	Physical Review Letters
Jahrgang	112
Ausgabenummer	15
DOIs	https://doi.org/10.1103/PhysRevLett.112.151801
Publikationsstatus	Veröffentlicht - 16 Apr. 2014

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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.",

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AU - Kiyo, Yuichiro

AU - Marquard, Peter

AU - Penin, Alexander

AU - Piclum, Jan

AU - Seidel, Dirk

AU - Steinhauser, Matthias

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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

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JO - Physical Review Letters

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

Abstract

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