Particle Physics
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Combined Measurement of the Higgs Boson Mass from the H→γγ and H→ZZ^{*}→4ℓ Decay Channels with the ATLAS Detector Using sqrt[s]=7, 8, and 13 TeV pp Collision Data.
(American Physical Society, 2023-12-22)A measurement of the mass of the Higgs boson combining the H→ZZ^{*}→4ℓ and H→γγ decay channels is presented. The result is based on 140 fb^{-1} of proton-proton collision data collected by the ATLAS detector during LHC ... -
Search for Dark Photons in Rare Z Boson Decays with the ATLAS Detector.
(American Physical Society, 2023-12-22)A search for events with a dark photon produced in association with a dark Higgs boson via rare decays of the standard model Z boson is presented, using 139 fb^{-1} of sqrt[s]=13 TeV proton-proton collision data recorded ... -
Pursuit of paired dijet resonances in the Run 2 dataset with ATLAS
(American Physical Society (APS), 2023-12-01)New particles with large masses that decay into hadronically interacting particles are predicted by many models of physics beyond the Standard Model. A search for a massive resonance that decays into pairs of dijet resonances ... -
Author Correction: A detailed map of Higgs boson interactions by the ATLAS experiment ten years after the discovery.
(Nature Research, 2023-11)Correction to: Nature https://doi.org/10.1038/s41586-022-04893-w Published online 4 July 2022 -
Search for magnetic monopoles and stable particles with high electric charges in s = 13 TeV pp collisions with the ATLAS detector
(Springer Nature, 2023)We present a search for magnetic monopoles and high-electric-charge objects using LHC Run 2 = 13 TeV proton-proton collisions recorded by the ATLAS detector. A total integrated luminosity... -
Search for direct production of winos and higgsinos in events with two same-charge leptons or three leptons in pp collision data at s = 13 TeV with the ATLAS detector
(Springer Nature, 2023)A search for supersymmetry targeting the direct production of winos and higgsinos is conducted in final states with either two leptons... -
Search for single vector-like B quark production and decay via B → bH(bb¯) in pp collisions at s = 13 TeV with the ATLAS detector
(Springer Nature, 2023)A search is presented for single production of a vector-like B quark decaying into a Standard Model b-quark and a Standard Model Higgs boson, which decays into... -
Search for the Zγ decay mode of new high-mass resonances in pp collisions at s = 13 TeV with the ATLAS detector
(Elsevier, 2023-12-01)This letter presents a search for narrow, high-mass resonances in the Zγ final state with the Z boson decaying into a pair of electrons or muons. The TeV pp collision data were recorded by the ATLAS detector at the CERN ... -
Search for non-resonant production of semi-visible jets using Run 2 data in ATLAS
(Elsevier, 2024-01) -
Luminosity determination in pp collisions at √s=13 TeV using the ATLAS detector at the LHC
(2023-10-01)The luminosity determination for the ATLAS detector at the LHC during Run 2 is presented, with pp collisions at a centre-of-mass energy s=13 TeV. The absolute luminosity scale is determined using van der Meer beam separation ... -
Observation of the γγ→ττ Process in Pb+Pb Collisions and Constraints on the τ-Lepton Anomalous Magnetic Moment with the ATLAS Detector.
(2023-10-13)This Letter reports the observation of τ-lepton-pair production in ultraperipheral lead-lead collisions Pb+Pb→Pb(γγ→ττ)Pb and constraints on the τ-lepton anomalous magnetic moment a_{τ}. The dataset corresponds to an ... -
Integrated and differential fiducial cross-section measurements for the vector boson fusion production of the Higgs boson in the Formula Presented decay channel at 13 TeV with the ATLAS detector
(2023-10-01)The vector-boson production cross section for the Higgs boson decay in the Formula Presented channel is measured as a function of kinematic observables sensitive to the Higgs boson production and decay properties as well ... -
Observation of an Excess of Dicharmonium Events in the Four-Muon Final State with the ATLAS Detector.
(2023-10-13)A search is made for potential ccc[over ¯]c[over ¯] tetraquarks decaying into a pair of charmonium states in the four muon final state using proton-proton collision data at sqrt[s]=13 TeV, corresponding to an integrated ... -
Search for periodic signals in the dielectron and diphoton invariant mass spectra using 139 fb<sup>−1</sup> of pp collisions at √s = 13 TeV with the ATLAS detector
(2023-10-01)A search for physics beyond the Standard Model inducing periodic signals in the dielectron and diphoton invariant mass spectra is presented using 139 fb−1 of s = 13 TeV pp collision data collected by the ATLAS experiment ... -
Measurement of the Sensitivity of Two-Particle Correlations in pp Collisions to the Presence of Hard Scatterings.
(2023-10-20)A key open question in the study of multiparticle production in high-energy pp collisions is the relationship between the "ridge"-i.e., the observed azimuthal correlations between particles in the underlying event that ...