activity
20132026
most citedTest of lepton universality with decays

734 citations · 10k across the 240 of their papers we have counts for

collaborators
Showing 2026Show all

11 papers · 1 filter

hep-ex2026

Search for the decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1128

A search for the radiative leptonic decays and is performed using proton-proton collision data collected with the LHCb experiment at a center-of-m…

hep-ex2026

Differential measurement of the branching fraction and asymmetry of the decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

Differential measurements of the branching fraction and asymmetry of the decay are performed in intervals of the dimuon mass squared, , using pro…

hep-ex2026

Measurement of the ratio of branching fractions

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

A measurement of the ratio of semileptonic branching fractions , defined as $\mathcal{R}(J/ψ) \equiv \mathcal{B}(B_c^+ \to J/ψτ^+ ν_τ)/\mathcal{B}(B_c^+ \to J/ψμ^+…

hep-ex2026

Associated + production as a probe of multiparton interactions in the forward region

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

This letter reports a study of associated boson and prompt production in proton-proton collisions at TeV with the LHCb detector in the forward rapidity regi…

nucl-ex2026

Study of nuclear effects on charm production in light-ion collisions

LHCb collaboration, R. Aaij, M. Abdelfatah +1106

The onset of nuclear effects in light-ion collisions is studied by measuring the ratio of meson production between NeNe and OO collisions at a center-of-mass energy per nucle…

hep-ex2026

Evidence for the decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1101

Using a dataset corresponding to an integrated luminosity of collected in proton-proton collisions between 2011 and 2018 by the LHCb experiment, evidence is…

hep-ex2026

violation analysis of local and nonlocal amplitudes in the decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1104

A search for violation in the decay is performed using proton-proton collision data collected by the LHCb experiment during Run…

hep-ex2026

First evidence of the decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1182

The first evidence for the decay is reported using proton-proton collision data recorded by the LHCb experiment at centre-of-mass energies of 7, 8 and 13 TeV, c…

hep-ex2026

Angular analysis of the decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1112

This paper presents the first measurement of the forward-backward asymmetry, , and the flat term, , that parameterise the angular distribution of the $B^+\toπ^+μ…

hep-ex2026

Observation of a new excited charm-strange meson in decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1114

A new excited charm-strange meson is observed through an amplitude analysis of the full phase space of decays. The analysis is based on a proton-proton col…

hep-ex2026

-jet fragmentation with decays in TeV collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for mesons in jets are measured. The mesons are reconstructed…