28 Result(s)
within
**an-Tong Chen
Physics
Astronomy, Astrophysics and Cosmology
Elementary Particles, Quantum Field Theory
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Article
Open AccessReadiness of the ATLAS liquid argon calorimeter for LHC collisions
The ATLAS liquid argon calorimeter has been operating continuously since August 2006. At this time, only part of the calorimeter was readout, but since the beginning of 2008, all calorimeter cells have been co...
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Article
Measurement of the top quark-pair production cross section with ATLAS in pp collisions at \(\sqrt{s}=7\) TeV
A measurement of the production cross-section for top quark pairs ( \(t\bar{t}\) ) in pp collisions at ...
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Open AccessLuminosity determination in pp collisions at \(\sqrt{s} = 7\) TeV using the ATLAS detector at the LHC
Measurements of luminosity obtained using the ATLAS detector during early running of the Large Hadron Collider (LHC) at \(\sqrt{s} = 7\) ...
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Article
Open AccessSearch for diphoton events with large missing transverse energy with 36 pb−1 of 7 TeV proton–proton collision data with the ATLAS detector
Making use of 36 pb−1 of proton–proton collision data at \(\sqrt{s} =7\) TeV, the ATLAS Collaboration has performed a search for ...
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Open AccessPerformance of the ATLAS Trigger System in 2010
Proton–proton collisions at \(\sqrt{s}=7\) TeV and heavy ion collisions at ...
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Open AccessPerformance of missing transverse momentum reconstruction in proton-proton collisions at \(\sqrt{s} = 7~\mbox{TeV}\) with ATLAS
The measurement of missing transverse momentum in the ATLAS detector, described in this paper, makes use of the full event reconstruction and a calibration based on reconstructed physics objects. The performan...
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Open AccessRapidity gap cross sections measured with the ATLAS detector in pp collisions at \(\sqrt{s} = 7 \mbox{~TeV}\)
Pseudorapidity gap distributions in proton-proton collisions at \(\sqrt {s} =7~\mbox{~TeV}\) are studied using a minimum bias dat...
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Open AccessMeasurement of the charge asymmetry in top quark pair production in pp collisions at \(\sqrt{s}=7\ \mathrm{TeV}\) using the ATLAS detector
A measurement of the top-antitop production charge asymmetry A C is presented using data corresponding to an integrated luminosity of 1.04 fb−1 of pp collisions...
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Open AccessJet energy measurement with the ATLAS detector in proton-proton collisions at \(\sqrt{\mathrm{s}}=7\ \mathrm{TeV}\)
The jet energy scale and its systematic uncertainty are determined for jets measured with the ATLAS detector at the LHC in proton-proton collision data at a centre-of-mass energy of
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Open AccessSearch for supersymmetry in a final state containing two photons and missing transverse momentum in \(\varvec{\sqrt{s}}\) = 13 TeV \(\varvec{pp}\) collisions at the LHC using the ATLAS detector
A search has been made for supersymmetry in a final state containing two photons and missing transverse momentum using the ATLAS detector at the Large Hadron Collider. The search makes use of
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Article
Open AccessLuminosity determination in pp collisions at \(\sqrt{s}\) = 8 TeV using the ATLAS detector at the LHC
The luminosity determination for the ATLAS detector at the LHC during pp collisions at \(\sqrt{s} =\) ...
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Open AccessMeasurement of the photon identification efficiencies with the ATLAS detector using LHC Run-1 data
The algorithms used by the ATLAS Collaboration to reconstruct and identify prompt photons are described. Measurements of the photon identification efficiencies are reported, using 4.9 fb
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Open AccessPerformance of algorithms that reconstruct missing transverse momentum in \(\sqrt{s}\) = 8 TeV proton–proton collisions in the ATLAS detector
The reconstruction and calibration algorithms used to calculate missing transverse momentum ( \(E_{\text {T}}^{\text {miss}}\) ...
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Article
Open AccessPerformance of the ATLAS trigger system in 2015
During 2015 the ATLAS experiment recorded \(3.8\,{\mathrm{fb}}^{-1}\) ...
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Article
Open AccessSearch for dark matter at \(\sqrt{s}=13~\mathrm{TeV}\) in final states containing an energetic photon and large missing transverse momentum with the ATLAS detector
Results of a search for physics beyond the Standard Model in events containing an energetic photon and large missing transverse momentum with the ATLAS detector at the Large Hadron Collider are reported. As th...
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Open AccessMeasurements of electroweak \(Wjj \) production and constraints on anomalous gauge couplings with the ATLAS detector
Measurements of the electroweak production of a W boson in association with two jets at high dijet invariant mass are performed using
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Open AccessSearch for new phenomena in high-mass final states with a photon and a jet from \(pp\) collisions at \(\sqrt{s}\) = 13 TeV with the ATLAS detector
A search is performed for new phenomena in events having a photon with high transverse momentum and a jet collected in $$36.7~\text {f...
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Article
Open AccessSearch for heavy ZZ resonances in the \(\ell ^+\ell ^-\ell ^+\ell ^-\) and \(\ell ^+\ell ^-\nu \bar{\nu }\) final states using proton–proton collisions at \(\sqrt{s}= 13\) \(\text {TeV}\) with the ATLAS detector
A search for heavy resonances decaying into a pair of \(Z\) Z ...
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Open AccessMeasurement of colour flow using jet-pull observables in \(t\bar{t}\) events with the ATLAS experiment at \(\sqrt{s} = 13\,\hbox {TeV}\)
Previous studies have shown that weighted angular moments derived from jet constituents encode the colour connections between partons that seed the jets. This paper presents measurements of two such distributi...
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Open AccessOperation and performance of the ATLAS Tile Calorimeter in Run 1
The Tile Calorimeter is the hadron calorimeter covering the central region of the ATLAS experiment at the Large Hadron Collider. Approximately 10,000 photomultipliers collect light from scintillating tiles act...
