activity
20182026
most citedObservation of quantum entanglement in top-quark pairs using the ATLAS detector

111 citations · 1.4k across the 144 of their papers we have counts for

collaborators
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17 papers · 1 filter

hep-ex2025

Differential decay rate of with the LHCb Upgrade I experiment

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1183

The normalised decay rate of is measured as a function of the lepton helicity angle using a data sample corresponding to an integrated luminosity of $…

hep-ex2025★ 2 cited

Measurement of charged-hadron distributions in heavy-flavor jets in proton-proton collisions at =13 TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1174

Charged-hadron distributions in heavy-flavor jets are measured in proton-proton collisions at a center-of-mass energy of = 13 TeV collected by the LHCb experiment. Distr…

hep-ex2025

Search for emerging jets in collisions at TeV with the ATLAS experiment

ATLAS Collaboration

A search is presented for emerging jets using 140 fb of proton-proton collision data at TeV, collected by the ATLAS experiment between 2015 and 2018. The sea…

hep-ex2025

Search for resonances decaying to photon pairs with masses between 4.9 and 19.4 GeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1144

A search is presented for axion-like particles (ALPs) with masses between 4.9 and 19.4 GeV decaying to a pair of photons, using proton-proton collisions collected with the LHCb det…

hep-ex2025★ 1 cited

Improved measurement of mixing in decays

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

Branching fraction ratios between the decays are measured using proton-proton collision data collected by the LHCb experiment at centre-of…

hep-ex2025

Precision measurement of the baryon lifetime

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

A sample of collision data, corresponding to an integrated luminosity of 5.4 fb and collected by the LHCb experiment during LHC Run 2, is used to measure the ratio of t…

hep-ex2025★ 2 cited

First observation of the decay and search for pentaquarks in the system

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

The decay is observed for the first time using the data sample from proton-proton collisions recorded at a center-o…

hep-ex2025

Updated measurement of violation and polarisation in decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1169

A time-integrated angular analysis of the decay , with and $\overline{K}{}^{*}\kern-1pt(892)…

hep-ex2025★ 3 cited

Transforming jet flavour tagging at ATLAS

ATLAS Collaboration

Jet flavour tagging enables the identification of jets originating from heavy-flavour quarks in proton-proton collisions at the Large Hadron Collider, playing a critical role in it…

hep-ex2025

Measurements of charmed meson and antimeson production asymmetries at TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1130

This article presents doubly differential measurements of the asymmetries in production rates between mesons containing a charm quark and those containing an anticharm quark in pro…

hep-ex2025★ 2 cited

A continuous calibration of the ATLAS flavour-tagging classifiers via optimal transportation maps

ATLAS Collaboration

A calibration of the ATLAS flavour-tagging algorithms using a new calibration procedure based on optimal transportation maps is presented. Simultaneous, continuous corrections to t…

hep-ex2025★ 2 cited

First measurement of -jet mass with and without grooming

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1138

The LHCb collaboration presents a novel suite of heavy-flavour jet substructure measurements at forward rapidity in proton-proton collisions at a centre-of-mass energy of $\sqrt{s}…

hep-ex2025

Observation of double parton scattering in same-sign W boson pair production in pp collisions at TeV with the ATLAS detector

ATLAS Collaboration

This letter reports the measurement of double parton scattering in same-sign W boson pair production with the ATLAS detector. The data set used corresponds to an integrated luminos…

hep-ex2025★ 4 cited

Observation of a new charmed baryon decaying to

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1139

The spectrum is investigated using proton-proton collisions at a center-of-mass energy of 13TeV, corresponding to an integrated luminosity of 5.4fb, collecte…

hep-ex2025★ 2 cited

Angular analysis of decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1118

An angular analysis of decays is presented using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8…

hep-ex2025

Measurement of the multiplicity dependence of $\mitΥ$ production ratios in collisions at TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

The $\mitΥ(\mathrm{2}S)$ and $\mitΥ(\mathrm{3}S)$ production cross-sections are measured relative to that of the $\mitΥ(\mathrm{1}S)$ meson, as a function of charged-particle multi…

hep-ex2025★ 4 cited

Search for charge-parity violation in semileptonically tagged decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

An analysis of the flavour oscillations of the charmed neutral meson is presented. The ratio of and decay rates is measured as a fun…