activity
20062025
most citedObservation of an exotic narrow doubly charmed tetraquark

403 citations · 6.6k across the 227 of their papers we have counts for

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Showing 2020Show all

21 papers · 1 filter

hep-ex2020

Search for the rare decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +962

A search for the rare decay is performed using collision data collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV, correspond…

hep-ex2020

Searches for 25 rare and forbidden decays of and mesons

LHCb collaboration, R. Aaij, C. Abellán Beteta +998

A search is performed for rare and forbidden charm decays of the form , where is a pion or kaon and is an ele…

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★ 9 cited

Measurement of the relative branching fractions of decays

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

The relative branching fractions of decays, where is a pion or kaon, are measured. The analysis is performed with a data sample…

hep-ex2020★ 52 cited

Observation of multiplicity-dependent prompt and production in collisions

LHCb collaboration, R. Aaij, C. Abellán Beteta +968

The production of and hadrons is studied as a function of charged particle multiplicity in collisions at a center-of-mass energy of 8 TeV, corresponding…

hep-ex2020★ 33 cited

Search for the doubly heavy baryon via decays to

LHCb collaboration, R. Aaij, C. Abellán Beteta +987

A search for the doubly heavy baryon using its decay to the final state is performed using proton-proton collision data at a centre-of-mass energy of…

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★ 28 cited

First branching fraction measurement of the suppressed decay

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

The baryon is unstable and usually decays into charmless final states by the transition. It can, however, also disintegrate into a meson and a…

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★ 6 cited

Measurement of branching fraction ratios for , , and decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +914

A measurement of four branching-fraction ratios for three-body decays of mesons involving two open-charm hadrons in the final state is presented. Run 1 and Run 2 collision…

hep-ex2020★ 27 cited

Measurement of the angular distribution and the polarisation in collisions

LHCb collaboration, R. Aaij, C. Abellán Beteta +912

This paper presents an analysis of the angular distribution and the transverse production polarisation of baryons in proton-proton collisions at cen…

hep-ex2020★ 15 cited

Measurement of the shape of the differential decay rate

LHCb collaboration, R. Aaij, C. Abellán Beteta +906

The shape of the differential decay rate is obtained as a function of the hadron recoil using proton-proton collision data at a centre-of-mass ene…

hep-ex2020★ 297 cited

Measurement of -averaged observables in the decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +902

An angular analysis of the decay is presented using a data set corresponding to an integrated luminosity of 4.7 fb of $pp…

hep-ex2020

First observation of excited states

LHCb collaboration, R. Aaij, C. Abellán Beteta +901

We report four narrow peaks in the mass spectrum obtained using collisions at center-of-mass energies of 7, 8 and 13 TeV, corresponding to a total integrated lumino…

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-ex2020★ 8 cited

Measurement of the branching fraction of the decay

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

A measurement of the branching fraction of the decay is performed using proton-proton collision data corresponding to an integrated luminosity of 5 $fb^{-1}…

hep-ex2020★ 45 cited

Observation of a new baryon state in the mass spectrum

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

A new baryon state is observed in the mass spectrum with high significance using a data sample of collisions, collected with the LHCb detector at centre-of-mass…

hep-ex2020★ 28 cited

Constraints on the branching fraction

LHCb collaboration, R. Aaij, C. Abellán Beteta +901

A search for the decay is performed using proton-proton collision data, corresponding to an integrated luminosity of a…

hep-ex2020

Measurement of with decays

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

The element of the Cabibbo-Kobayashi-Maskawa matrix is measured using semileptonic decays produced in proton-proton collision data collected with the LHCb detect…