52 Result(s)
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Article
LHAASO-KM2A detector simulation using Geant4
KM2A is one of the main sub-arrays of LHAASO, working on gamma ray astronomy and cosmic ray physics at energies above 10 TeV. Detector simulation is the important foundation for estimating detector performance...
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Open AccessSearch for \({{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} \) decays and measurement of the branching fraction ratio \({\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {\psi {(2S)}} {{\pi } ^+} )/{\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {{J \hspace{-1.66656pt}/\hspace{-1.111pt}\psi }} {{\pi } ^+} )\)
The first search for nonresonant \({{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} \) ...
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Test system designed for WLSF pads of HERD calorimeter cell
In order to avoiding the potential radiation harm caused by X-ray tube to the crew, and meeting the testing requirements for WLSF pad of Calorimeter Cell in the High Energy cosmic-Radiation Detection facility ...
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Open AccessNew trapezoid-shaped Frisch-grid ionization chamber for low-energy particle measurements
A new trapezoid-shaped Frisch-grid ionization chamber (TFG-IC) has been built as a part of a \(\varDelta {E}-E\) ...
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Open AccessConstraints on Higgs boson properties using \(WW^{*}(\rightarrow e\nu \mu \nu )jj\) production in \(36.1\,\mathrm{fb}^{-1}\) of \(\sqrt{s}=13\) TeV pp collisions with the ATLAS detector
This article presents the results of two studies of Higgs boson properties using the \(WW^*(\rightarrow e\nu \mu \nu )jj\) ...
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Open AccessTwo-particle Bose–Einstein correlations in \({ pp }\) collisions at \(\mathbf {\sqrt{s} = 13}\) TeV measured with the ATLAS detector at the LHC
This paper presents studies of Bose–Einstein correlations (BEC) in proton–proton collisions at a centre-of-mass energy of 13 TeV, using data from the ATLAS detector at the CERN Large Hadron Collider. Data were...
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Open AccessThe ATLAS inner detector trigger performance in pp collisions at 13 TeV during LHC Run 2
The design and performance of the inner detector trigger for the high level trigger of the ATLAS experiment at the Large Hadron Collider during the 2016–2018 data taking period is discussed. In 2016, 2017, and...
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Open AccessPerformance of the ATLAS Level-1 topological trigger in Run 2
During LHC Run 2 (2015–2018) the ATLAS Level-1 topological trigger allowed efficient data-taking by the ATLAS experiment at luminosities up to 2.1 ...
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Open AccessConfiguration and performance of the ATLAS b-jet triggers in Run 2
Several improvements to the ATLAS triggers used to identify jets containing b-hadrons (b-jets) were implemented for data-taking during Run 2 of the Large Hadron Collider from 2016 to 2018. These changes include r...
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Open AccessErratum to: Search for squarks and gluinos in final states with one isolated lepton, jets, and missing transverse momentum at \(\sqrt{s}=13\) TeV with the ATLAS detector
A correction to this paper has been published: 10.1140/epjc/s10052-021-09344-w
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Open AccessSearch for dark matter produced in association with a single top quark in \(\sqrt{s}=13\) TeV \(pp\) collisions with the ATLAS detector
This paper presents a search for dark matter in the context of a two-Higgs-doublet model together with an additional pseudoscalar mediator, a, which decays into the dark-matter particles. Processes where the pseu...
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Open AccessMeasurements of the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson at \(\sqrt{s} = 13\) TeV with the ATLAS detector
Measurements of both the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson ( $$t...
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Open AccessMeasurement of single top-quark production in association with a W boson in the single-lepton channel at \(\sqrt{s} = 8\,\text {TeV}\) with the ATLAS detector
The production cross-section of a top quark in association with a W boson is measured using proton–proton collisions at $$\sqrt{s} = 8\,\text ...
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Open AccessJet energy scale and resolution measured in proton–proton collisions at \(\sqrt{s}=13\) TeV with the ATLAS detector
Jet energy scale and resolution measurements with their associated uncertainties are reported for jets using 36–81 fb \(^{-1}\) ...
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Article
Open AccessSearch for squarks and gluinos in final states with one isolated lepton, jets, and missing transverse momentum at \(\sqrt{s}=13\) TeV with the ATLAS detector
The results of a search for gluino and squark pair production with the pairs decaying via the lightest charginos into a final state consisting of two W bosons, the lightest neutralinos (
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Article
Open AccessMuon reconstruction and identification efficiency in ATLAS using the full Run 2 pp collision data set at \(\sqrt{s}=13\) TeV
This article documents the muon reconstruction and identification efficiency obtained by the ATLAS experiment for 139 \(\hbox {fb}^{-1}\) ...
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Open AccessMeasurements of Higgs bosons decaying to bottom quarks from vector boson fusion production with the ATLAS experiment at \(\sqrt{s}=13\,\text {TeV}\)
The paper presents a measurement of the Standard Model Higgs Boson decaying to b-quark pairs in the vector boson fusion (VBF) production mode. A sample corresponding to 126
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Article
Open AccessErratum to: Higgs boson production cross-section measurements and their EFT interpretation in the \(4\ell \) decay channel at \(\sqrt{s}=\) 13 TeV with the ATLAS detector
A Correction to this paper has been published: https://doi.org/10.1140/epjc/s10052-020-8227-9
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Open AccessSearch for a heavy Higgs boson decaying into a Z boson and another heavy Higgs boson in the \(\ell \ell bb\) and \(\ell \ell WW\) final states in pp collisions at \(\sqrt{s}=13\) \(\text {TeV}\) with the ATLAS detector
A search for a heavy neutral Higgs boson, A, decaying into a Z boson and another heavy Higgs boson, H, is performed using a data sample corresponding to an integrated luminosity of 139 fb
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Open AccessMeasurement of the CP-violating phase \(\phi _s\) in \( B_{s}^{0} \rightarrow J/\psi \phi \) decays in ATLAS at 13 TeV
A measurement of the \( B_{s}^{0} \rightarrow J/\psi \phi \) B ...
