Bobeth, Christoph, Gorbahn, Martin and Stamou, Emmanuel
(2014)
Electroweak corrections to <i>Bs</i>,<i>d</i> → <i>l</i><SUP>+</SUP><i>l</i><SUP>-</SUP>.
PHYSICAL REVIEW D, 89 (3).
034023-.
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Abstract
We calculate the full two-loop electroweak matching corrections to the operator governing the decay B_q --> l^+ l^- in the Standard Model. Their inclusion removes an electroweak scheme and scale uncertainty of about 7% of the branching ratio. Using different renormalization schemes of the involved electroweak parameters, we estimate residual perturbative electroweak and QED uncertainties to be less than 1% at the level of the branching ratio.
Item Type: | Article |
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Additional Information: | 16 pages, 6 figures, supplementary Mathematica file "c10.m" with analytical results; v2: references updated |
Uncontrolled Keywords: | hep-ph, hep-ph, hep-ex |
Depositing User: | Symplectic Admin |
Date Deposited: | 03 Mar 2017 11:41 |
Last Modified: | 05 Oct 2023 09:59 |
DOI: | 10.1103/PhysRevD.89.034023 |
Related URLs: | |
URI: | https://livrepository.liverpool.ac.uk/id/eprint/3006201 |