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Open AccessMeasurement of the transverse momentum distribution of Drell–Yan lepton pairs in proton–proton collisions at \(\sqrt{s}=13\,\)TeV with the ATLAS detector
This paper describes precision measurements of the transverse momentum \(p_\mathrm {T}^{\ell \ell }\)pTℓℓ (\(\ell =e,\mu \)ℓ=e,μ) and of the angular variable \(\phi ^{*}_{\eta }\)ϕη∗ distributions of Drell–Yan le...
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Article
Open AccessMeasurement of the \(t\bar{t}\) production cross-section and lepton differential distributions in \(e\mu \) dilepton events from pp collisions at \(\sqrt{s}=13\,\text {TeV}\) with the ATLAS detector
The inclusive top quark pair ( \(t\bar{t}\) t ...
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Article
Open AccessErratum to: Search for diboson resonances in hadronic final states in 139 fb−1 of pp collisions at \( \sqrt{\mathrm{s}} \) = 13 TeV with the ATLAS detector
A mistake was identified for the paper [1] in the treatment of the radion [2] cross-sections, which resulted in multiple changes.
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Article
Open AccessSearch for squarks and gluinos in final states with same-sign leptons and jets using 139 fb−1 of data collected with the ATLAS detector
A search for supersymmetric partners of gluons and quarks is presented, involving signatures with jets and either two isolated leptons (electrons or muons) with the same electric charge, or at least three isol...
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Article
Open AccessSearch for light long-lived neutral particles produced in pp collisions at \(\sqrt{s} = 13~\mathrm {TeV}\) and decaying into collimated leptons or light hadrons with the ATLAS detector
Several models of physics beyond the Standard Model predict the existence of dark photons, light neutral particles decaying into collimated leptons or light hadrons. This paper presents a search for long-lived...
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Article
Open AccessMeasurement of isolated-photon plus two-jet production in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
The dynamics of isolated-photon plus two-jet production in pp collisions at a centre-of-mass energy of 13 TeV are studied with the ATLAS detector at the LHC using a dataset corresponding to an integrated luminosi...
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Article
Open AccessSearch for new resonances in mass distributions of jet pairs using 139 fb−1 of pp collisions at \( \sqrt{\mathrm{s}} \) = 13 TeV with the ATLAS detector
A search for new resonances decaying into a pair of jets is reported using the dataset of proton-proton collisions recorded at ...
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Article
Open AccessMeasurement of the Z(→ ℓ+ℓ−)γ production cross-section in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
The production of a prompt photon in association with a Z boson is studied in proton-proton collisions at a centre-of-mass energy ...
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Article
Open AccessSearch for electroweak production of charginos and sleptons decaying into final states with two leptons and missing transverse momentum in \(\sqrt{s}=13\) \(\text {TeV}\) pp collisions using the ATLAS detector
A search for the electroweak production of charginos and sleptons decaying into final states with two electrons or muons is presented. The analysis is based on 139 fb\(^{-1}\)-1 of proton–proton collisions record...
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Article
Open AccessMeasurement of differential cross sections for single diffractive dissociation in \( \sqrt{s} \) = 8 TeV pp collisions using the ATLAS ALFA spectrometer
A dedicated sample of Large Hadron Collider proton-proton collision data at centre-of-mass energy s ...
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Article
Open AccessMeasurement of long-range two-particle azimuthal correlations in Z-boson tagged pp collisions at \(\sqrt{s}=8\) and 13 TeV
Results are presented from the measurement by ATLAS of long-range (\(|\Delta \eta |>2\)|Δη|>2) dihadron angular correlations in \(\sqrt{s}=8\)s=8 and 13 TeV pp collisions containing a Z boson. The analysis is per...
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Article
Open AccessPerformance of electron and photon triggers in ATLAS during LHC Run 2
Electron and photon triggers covering transverse energies from 5 \(\text {GeV }\)GeV to several \(\text {TeV }\)TeV are essential for the ATLAS experiment to record signals for a wide variety of physics: from Sta...
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Article
Open AccessMeasurement of J/ψ production in association with a W± boson with pp data at 8 TeV
A measurement of the production of a prompt J/ψ meson in association with a W± boson with W± → μν and J/ψ → μ+μ− is presented for J/ψ transverse momenta in the range 8.5–150 GeV and rapidity |yJ/ψ| < 2.1 using AT...
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Article
Open AccessFluctuations of anisotropic flow in Pb+Pb collisions at \( \sqrt{{\mathrm{s}}_{\mathrm{NN}}} \) = 5.02 TeV with the ATLAS detector
Multi-particle azimuthal cumulants are measured as a function of centrality and transverse momentum using 470 μb−1 of Pb+Pb collisions at sNN\( \sqrt{s_{\mathrm{NN}}} \) = 5.02 TeV with the ATLAS detector at the ...
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Article
Open AccessMeasurements of top-quark pair differential and double-differential cross-sections in the \(\ell \) +jets channel with pp collisions at \(\sqrt{s}=13\) TeV using the ATLAS detector
Single- and double-differential cross-section measurements are presented for the production of top-quark pairs, in the lepton + jets channel at particle and parton level. Two topologies, resolved and boosted, ...
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Article
Open AccessMeasurement of \(K_S^0\) and \(\Lambda ^0\) production in \(t \bar{t}\) dileptonic events in pp collisions at \(\sqrt{s} =\) 7 TeV with the ATLAS detector
Measurements of \(K_S^0\)KS0 and \(\Lambda ^0\)Λ0 production in \(t\bar{t}\)tt¯ final states have been performed. They are based on a data sample with integrated luminosity of 4.6 \(\mathrm {fb}^{-1}\)fb-1 from p...
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Article
Open AccessSearch for bottom-squark pair production with the ATLAS detector in final states containing Higgs bosons, b-jets and missing transverse momentum
The result of a search for the pair production of the lightest supersymmetric partner of the bottom quark ...
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Article
Open AccessMeasurement of flow harmonics correlations with mean transverse momentum in lead–lead and proton–lead collisions at \(\sqrt{s_{\mathrm{NN}}} = 5.02~\hbox {TeV}\) with the ATLAS detector
To assess the properties of the quark–gluon plasma formed in ultrarelativistic ion collisions, the ATLAS experiment at the LHC measures a correlation between the mean transverse momentum and the flow harmonics...
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Article
Open AccessMeasurement of the top-quark mass in \( t\overline{t} \) + 1-jet events collected with the ATLAS detector in pp collisions at \( \sqrt{s} \) = 8 TeV
A determination of the top-quark mass is presented using 20.2 fb−1 of 8 TeV proton-proton collision data produced by the Large Hadron Collider and collected by the ATLAS experiment. The normalised differential cr...
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Article
Open AccessATLAS b-jet identification performance and efficiency measurement with \(t{\bar{t}}\) events in pp collisions at \(\sqrt{s}=13\) TeV
The algorithms used by the ATLAS Collaboration during Run 2 of the Large Hadron Collider to identify jets containing b-hadrons are presented. The performance of the algorithms is evaluated in the simulation and t...
