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Measurement of ψ(2S) production cross-sections in proton-proton collisions at s√=7 and 13 TeV
(Springer, 2020-02)
The cross-sections of ψ(2S) meson production in proton-proton collisions at s√=13 TeV are measured with a data sample collected by the LHCb detector corresponding to an integrated luminosity of 275 pb−1. ...
Search for the Rare Decays B0s→e+e− and B0→e+e−
(American Physical Society, 2020-05)
A search for the decays B0s→e+e− and B0→e+e− is performed using data collected with the LHCb experiment in proton-proton collisions at center-of-mass energies of 7, 8, and 13 TeV, corresponding to ...
Precision measurement of the B+c meson mass
(Springer, 2020-07)
A precision measurement of the B+c meson mass is performed using proton- proton collision data collected with the LHCb experiment at centre-of-mass energies of 7, 8 and 13 TeV, corresponding to a total ...
Measurement of fs/fu Variation with Proton-Proton Collision Energy and B-Meson Kinematics
(American Physical Society, 2020-03)
The ratio of the B0s and B+ fragmentation fractions fs and fu is studied with B0s→J/ψϕ and B+→J/ψK+ decays using data collected by the LHCb experiment in proton-proton collisions at 7, 8, and 13 TeV ...
First Observation of Excited Ω−b States
(American Physical Society, 2020-02)
We report four narrow peaks in the Ξ0bK− mass spectrum obtained using pp collisions at center-of-mass energies of 7, 8, and 13 TeV, corresponding to a total integrated luminosity of 9 fb−1 recorded by ...
Measurement of the ηc(1S) production cross-section in p p collisions at s√=13 TeV
(Springer, 2020-03)
Using a data sample corresponding to an integrated luminosity of 2.0 fb−1, collected by the LHCb experiment, the production of the ηc(1S) state in proton–proton collisions at a centre-of-mass energy of ...
Search for CP violation in D+(s)→h+π0 and D+(s)→h+η decays
(Springer, 2021-06)
Searches for CP violation in the two-body decays D+(s)→h+π0 and D+(s)→h+η (where h+ denotes a π+ or K+ meson) are performed using pp collision data collected by the LHCb experiment corresponding to ...
Measurement of the branching fraction of the B0→D+sπ− decay
(Springer, 2021-04)
A branching fraction measurement of the B0→D+sπ− decay is presented using proton–proton collision data collected with the LHCb experiment, corresponding to an integrated luminosity of 5.0fb−1. The ...
Test of lepton universality with Λ0b→pK−ℓ+ℓ− decays
(Springer, 2020-04)
The ratio of branching fractions of the decays Λ0b → pK−e+e− and Λ0b → pK−μ+μ−, R−1pK, is measured for the first time using proton-proton collision data corresponding to an integrated luminosity of 4.7 ...
Precision measurement of the Ξ++cc mass
(Springer, 2020-02)
A measurement of the Ξ++cc mass is performed using data collected by the LHCb experiment between 2016 and 2018 in pp collisions at a centre-of-mass energy of 13 TeV, corresponding to an integrated ...