Measurement of $C\!P$ asymmetries in the decays $B^0 \rightarrow K^{*0} \mu^+ \mu^-$ and $B^+ \rightarrow K^{+} \mu^+ \mu^-$

Aaij, Roel; Adeva, Bernardo; Adinolfi, Marco; Affolder, Anthony; Ajaltouni, Ziad; Akar, Simon; Albrecht, Johannes; Alessio, Federico; Alexander, Michael; Ali, Suvayu

doi:10.1007/JHEP09(2014)177

Measurement of $C\!P$ asymmetries in the decays $B^0 \rightarrow K^{*0} \mu^+ \mu^-$ and $B^+ \rightarrow K^{+} \mu^+ \mu^-$

LHCb

Collaboration

Aug 5, 2014

19 pages

Published in:

JHEP 09 (2014) 177

Published: Sep 30, 2014

e-Print:

1408.0978 [hep-ex]

DOI:

10.1007/JHEP09(2014)177

PDG:

\mathit A_{CP}({{\mathit B}^{+}}

\rightarrow

{{\mathit K}^{+}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}

)

Report number:

CERN-PH-EP-2014-191,
LHCB-PAPER-2014-032

Experiments:

CERN-LHC-LHCb

View in:

reference search68 citations

Citations per year

Abstract: (Springer)

The direct CP asymmetries of the decays B

^{0}

→ K

^{*0}

μ

^{+}

μ

^{−}

and B

^{+}

→ K

^{+}

μ

^{+}

μ

^{−}

are measured using pp collision data corresponding to an integrated luminosity of 3.0 fb

^{−1}

collected with the LHCb detector. The respective control modes B

^{0}

→ J/ψK

^{*0}

and B

^{+}

→ J/ψK

^{+}

are used to account for detection and production asymmetries. The measurements are made in several intervals of μ

^{+}

μ

^{−}

invariant mass squared, with the ϕ(1020) and charmonium resonance regions excluded. Under the hypothesis of zero CP asymmetry in the control modes, the average values of the asymmetries are

Note:

19 pages including author list, 4 figures

Rare decay
CP violation
Hadron-Hadron Scattering
B physics
Flavour Changing Neutral Currents
asymmetry: CP: measured
p p: scattering
LHC-B
B: rare decay
B0: semileptonic decay

References(28)

Figures(4)

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Measurement of C ⁣PC\!PCP asymmetries in the decays B0→K∗0μ+μ−B^0 \rightarrow K^{*0} \mu^+ \mu^-B0→K∗0μ+μ− and B+→K+μ+μ−B^+ \rightarrow K^{+} \mu^+ \mu^-B+→K+μ+μ−

Citations per year

Measurement of $C\!P$ asymmetries in the decays $B^0 \rightarrow K^{*0} \mu^+ \mu^-$ and $B^+ \rightarrow K^{+} \mu^+ \mu^-$