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Now showing items 1-10 of 146
Measurement of the B± production cross-section in pp collisions at √s=7 and 13 TeV
(Springer, 2017)
The production of B± mesons is studied in pp collisions at centre-of-mass energies of 7 and 13 TeV, using B± → J/ψ K± decays and data samples corresponding to 1.0 fb−1 and 0.3 fb−1, respectively. The production cross-sections ...
Measurement of the χ b (3P) mass and of the relative rate of χ b1(1P) and χ b2(1P) production
(Springer, 2014)
The production of b mesons in proton-proton collisions is studied using a data
sample collected by the LHCb detector, at centre-of-mass energies of
p
s = 7 and 8TeV
and corresponding to an integrated luminosity of 3.0 ...
Measurement of the CP-violating phase βin B0→J/ψπ+π−decays and limits on penguin effects
(Elsevier, 2015)
Time-dependent CPviolation is measured in the (—)B0→J/ψπ+π−channel for each π+π−resonant final state using data collected with an integrated luminosity of 3.0fb−1in ppcollisions using the LHCb detector. The final state ...
Measurement of indirect CP asymmetries in D0 → K−K+ and D0 → π−π+ decays using semileptonic B decays
(Springer, 2015)
Time-dependent CP asymmetries in the decay rates of the singly Cabibbo-suppressed decays D0 → K−K+ and D0 → π−π+ are measured in pp collision data corresponding to an integrated luminosity of 3.0 fb−1 collected by the LHCb ...
Measurement of the charge asymmetry in B±→φK± and search for B±→φπ± decays
(Elsevier, 2014)
The CP-violating charge asymmetry in B± →φK± decays is measured in a sample of pp collisions at
7 TeV centre-of-mass energy, corresponding to an integrated luminosity of 1.0 fb−1 collected by the
LHCb experiment. The ...
Measurement of the CKM angle γ using B ± → DK ± with D → K0S π + π −, K0S K + K − decays
(Springer, 2014)
A binned Dalitz plot analysis of B± → DK± decays, with D → K0S
+ −
and D → K0S
K+K−, is performed to measure the CP-violating observables x± and y±,
which are sensitive to the Cabibbo-Kobayashi-Maskawa angle
. The ...
Measurement of the B0–B0 and B0s–B0s production asymmetries in ppcollisions at √s=7 TeV
(Elsevier, 2014)
The B0–B0and B0s–B0sproduction asymmetries, AP(B0)and AP(B0s), are measured by means of a time-dependent analysis of B0→J/ψK∗0, B0→D−π+and B0s→D−sπ+decays, using a data sample corresponding to an integrated luminosity of ...
Bose-Einstein correlations of same-sign charged pions in the forward region in pp collisions at √s=7 TeV
(Springer, 2017)
Bose-Einstein correlations of same-sign charged pions, produced in proton-proton collisions at a 7 TeV centre-of-mass energy, are studied using a data sample collected by the LHCb experiment. The signature for Bose-Einstein ...
Measurement of polarization amplitudes and CP asymmetries in B 0 → ϕK*(892)0
(Springer, 2014)
An angular analysis of the decay B 0 → ϕK *(892)0 is reported based on a pp collision data sample, corresponding to an integrated luminosity of 1.0 fb−1, collected at a centre-of-mass energy of s√ = 7 TeV with the LHCb ...
Measurement of CP violation and constraints on the CKM angle γ in B±→DK± with D→K0Sπ+π−decays
(Elsevier, 2014)
A model-dependent amplitude analysis of B±→DK±with D→K0Sπ+π−decays is performed using proton–proton collision data, corresponding to an integrated luminosity of 1fb−1, recorded by LHCb at a centre-of-mass energy of 7TeV ...