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Now showing items 21-30 of 39
Search for the Lepton-Flavor-Violating Decays B 0 s → e ± μ ∓ and B 0 → e ± μ ∓
(, , 2013-09)
A search for the lepton-flavor-violating decays
B
0
s
→
e
±
μ
∓
and
B
0
→
e
±
μ
∓
is performed with a data sample, corresponding to an integrated luminosity of
1.0
fb
−
1
of
p
p
collisions ...
Study of B0 s → J/ψπ+π −K+K− decays
(, , 2021-02)
The decays B
0
s → J/ψπ+π
−K+K− are studied using a data set corresponding
to an integrated luminosity of 9 fb−1
, collected with the LHCb detector in proton-proton
collisions at centre-of-mass energies ...
Observation of a new Ξ0b state
(, , 2021-01)
Using a proton-proton collision data sample collected by the LHCb experiment, corresponding to anintegrated luminosity of8.5fb−1, the observation of a new excitedΞ0bresonance decaying to theΞ−bπþfinal ...
Observation of the B0s → D*±D∓ decay
(, , 2021-03)
A search for the B0s
→ D*±D∓ decay is performed using proton-proton collision data at centre-of-mass energies of 7, 8 and 13 TeV collected by the LHCb experiment, corresponding to an integrated luminosity ...
First Observation of the Decay B0s→K−μ+νμ and a Measurement of |Vub|/|Vcb|
(, , 2021-02)
The first observation of the suppressed semileptonic B0s→K−μ+νμ decay is reported. Using a data sample recorded in pp collisions in 2012 with the LHCb detector, corresponding to an integrated luminosity ...
Evidence for the decay X(3872) →ψ(2S)γ
(, , 2014-09)
Evidence for the decay mode X(3872) →ψ(2S)γ in B+→X(3872)K+decays is found with a sig-nificance of 4.4 standard deviations. The analysis is based on a data sample of proton–proton collisions, corresponding ...
Observation of the rare Bs0 →µ+µ− decay from the combined analysis of CMS and LHCb data
(, , 2015-05)
The standard model of particle physics describes the fundamental particles and their interactions via the strong, electromagnetic and weak forces. It provides precise predictions for measurable quantities ...
Measurement of CP Violation in the Decay B+→K+π0
(, , 2021-03)
A measurement of CP violation in the decay B+→K+π0 is reported using data corresponding to an integrated luminosity of 5.4 fb−1 collected with the LHCb experiment at a center-of-mass energy of √s=13 TeV. ...
Observation of the B0 s → J/ψ K0 SK±π ∓ decay
(, , 2014-07)
Decays of the form B0
(s) → J/ψ K0
S h
+h
(0)− (h
(0) = K, π) are searched for in
proton-proton collision data corresponding to an integrated luminosity of 1.0 fb−1
recorded
with the LHCb detector. The ...
Observation of a New Excited D+s Meson in B0→D−D+K+π− Decays
(, , 2021-03)
Using pp collision data corresponding to an integrated luminosity of 5.4 fb−1 collected with the LHCb detector at a center-of-mass energy of 13 TeV, the B0→D−D+K+π− decay is studied. A new excited D+s ...