activity
20182022
most citedTest of lepton universality in beauty-quark decays

372 citations · 2.8k across the 36 of their papers we have counts for

collaborators

36 papers

hep-ex2022★ 3 cited

First observation and branching fraction measurement of the decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1048

The first observation of the decay is presented using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of ${\sqrt{s}=13 \…

hep-ex2022★ 1 cited

Observation of the decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1059

The first observation of the decay and the measurement of its branching ratio relative to the decay are presented. The data sample…

hep-ex2022★ 9 cited

Search for the doubly heavy baryon decaying to

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +999

A first search for the decay is performed by the LHCb experiment with a data sample of proton-proton collisions, corresponding to an integrate…

hep-ex2021★ 24 cited

Precision measurement of forward boson production in proton-proton collisions at TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +998

A precision measurement of the boson production cross-section at TeV in the forward region is presented, using collision data collected by the LHCb detecto…

hep-ex2021★ 1 cited

Search for massive long-lived particles decaying semileptonically at sqrt(s)=13 TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +996

A search is performed for massive long-lived particles (LLP) decaying semileptonically into a muon and two quarks. Two kinds of LLP production processes were considered. In the fir…

hep-ex2021★ 25 cited

Search for the doubly charmed baryon in the final state

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +992

A search for the doubly charmed baryon is performed in the invariant-mass spectrum, where the baryon is reconstructed in t…

hep-ex2021★ 112 cited

Evidence for a new structure in the and systems in decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +987

An amplitude analysis of flavour-untagged decays is performed using a sample of decays reconstructed with the LHCb detector. The data, collected…

hep-ex2021★ 22 cited

Study of coherent production in lead-lead collisions at

R. Aaij, C. Abellán Beteta, T. Ackernley +946

Coherent production of mesons is studied in ultraperipheral lead-lead collisions at a nucleon-nucleon centre-of-mass energy of 5 TeV, using a data sample collected by the LHC…

hep-ex2021★ 154 cited

Branching fraction measurements of the rare and decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +959

The branching fraction of the rare decay is measured using data collected by the LHCb experiment at center-of-mass energies of , and …

hep-ex2021★ 372 cited

Test of lepton universality in beauty-quark decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +946

The Standard Model of particle physics currently provides our best description of fundamental particles and their interactions. The theory predicts that the different charged lepto…

hep-ex2021★ 76 cited

Precise measurement of the ratio of fragmentation fractions and of decay branching fractions

LHCb collaboration, R. Aaij, C. Abellán Beteta +955

The ratio of the and fragmentation fractions, , in proton-proton collisions at the LHC, is obtained as a function of -meson transverse momentum and collis…

hep-ex2021★ 200 cited

Observation of new resonances decaying to and

LHCb collaboration, R. Aaij, C. Abellán Beteta +953

The first observation of exotic states with a new quark content decaying to the final state is reported with high significance from an amplitude anal…

hep-ex2020★ 4 cited

Observation of the decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +963

A search for the decay is performed using proton-proton collision data at centre-of-mass energies of , and collected by…

hep-ex2020★ 30 cited

Observation of a new excited meson in decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +961

Using collision data corresponding to an integrated luminosity of collected with the LHCb detector at a center-of-mass energy of , the $B^0…

hep-ex2020★ 46 cited

Observation of a new state

LHCb collaboration, R. Aaij, C. Abellán Beteta +957

Using a proton-proton collision data sample collected by the LHCb experiment, corresponding to an integrated luminosity of 8.5 fb, the observation of a new excited r…

hep-ex2020★ 224 cited

Amplitude analysis of the decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +963

Results are reported from an amplitude analysis of the decay. The analysis is carried out using LHCb proton-proton collision data taken at and $1…

hep-ex2020★ 192 cited

Model-independent study of structure in decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +963

The only anticipated resonant contributions to decays are charmonium states in the channel. A model-independent analysis, using LHCb proton-proton colli…

hep-ex2020★ 5 cited

First observation of the decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +985

The decay is observed for the first time using a data sample of proton-proton collisions, corresponding to an integrated luminosity of 5.5 , coll…

hep-ex2020★ 20 cited

Observation of enhanced double parton scattering in proton-lead collisions at TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +992

A study of prompt charm-hadron pair production in proton-lead collisions at TeV is performed using data corresponding to an integrated luminosity of ab…

hep-ex2020★ 12 cited

Measurement of observables in and with decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +904

Measurements of observables in and decays are presented, where represents a superposition of and states. The …

hep-ex2019★ 31 cited

Determination of quantum numbers for several excited charmed mesons observed in decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +907

A four-body amplitude analysis of the decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measu…

hep-ex2019★ 28 cited

Search for the lepton-flavour violating decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +895

A search for the lepton-flavour violating decays is performed using a sample of proton-proton collision data, collected with the LHCb experiment at ce…

hep-ex2019★ 64 cited

Search for the doubly charmed baryon

LHCb collaboration, R. Aaij, C. Abelán Beteta +905

A search for the doubly charmed baryon is performed through its decay to the final state, using proton-proton collision data collected with the LHCb de…

hep-ex2019★ 75 cited

Amplitude analysis of the decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +868

The results of an amplitude analysis of the charmless three-body decay , in which -violation effects are taken into account, are reported. The anal…