Hard spectator-scattering in B → ππ decays at NNLO

Martin Beneke; Sebastian Jäger

Hard spectator-scattering in B → ππ decays at NNLO

RWTH Aachen University

Research output: Contribution to journal › Conference article › peer-review

Abstract

We compute the 1-loop (NNLO) corrections to hard spectator-scattering in tree-dominated hadronic B decays. Depending on the values of hadronic input parameters the corrections are shown to have a significant impact on the B → ππ branching fractions.

Original language	English
Journal	Proceedings of Science
Volume	21
State	Published - 2005
Externally published	Yes
Event	2005 International Europhysics Conference on High Energy Physics, HEP 2005 - Lisboa, Portugal Duration: 21 Jul 2005 → 27 Jul 2005

Cite this

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title = "Hard spectator-scattering in B → ππ decays at NNLO",

abstract = "We compute the 1-loop (NNLO) corrections to hard spectator-scattering in tree-dominated hadronic B decays. Depending on the values of hadronic input parameters the corrections are shown to have a significant impact on the B → ππ branching fractions.",

author = "Martin Beneke and Sebastian J{\"a}ger",

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T1 - Hard spectator-scattering in B → ππ decays at NNLO

AU - Beneke, Martin

AU - Jäger, Sebastian

N1 - Publisher Copyright: © Copiright owned by the author(s) under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike Licence.

PY - 2005

Y1 - 2005

N2 - We compute the 1-loop (NNLO) corrections to hard spectator-scattering in tree-dominated hadronic B decays. Depending on the values of hadronic input parameters the corrections are shown to have a significant impact on the B → ππ branching fractions.

AB - We compute the 1-loop (NNLO) corrections to hard spectator-scattering in tree-dominated hadronic B decays. Depending on the values of hadronic input parameters the corrections are shown to have a significant impact on the B → ππ branching fractions.

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M3 - Conference article

AN - SCOPUS:85056289075

SN - 1824-8039

VL - 21

JO - Proceedings of Science

JF - Proceedings of Science

T2 - 2005 International Europhysics Conference on High Energy Physics, HEP 2005

Y2 - 21 July 2005 through 27 July 2005

ER -

Hard spectator-scattering in B → ππ decays at NNLO

Abstract

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