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Open AccessPrecision studies of observables in \(p p \rightarrow W \rightarrow l\nu _l\) and \( pp \rightarrow \gamma ,Z \rightarrow l^+ l^-\) processes at the LHC
This report was prepared in the context of the LPCC Electroweak Precision Measurements at the LHC WG (https://lpcc.web.cern.ch/lpcc/index.php?page=electroweak_wg
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Open AccessThe differential production cross section of the \(\phi \) (1020) meson in \(\sqrt{s}\) = 7 TeV \(pp\) collisions measured with the ATLAS detector
A measurement is presented of the \(\phi \times \mathcal {BR}(\phi \rightarrow K^{+}K^{-})\) ...
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Article
Open AccessImproved luminosity determination in pp collisions at \(\sqrt {s} = 7\ \mathrm{TeV}\) using the ATLAS detector at the LHC
The luminosity calibration for the ATLAS detector at the LHC during pp collisions at \(\sqrt{s} = 7~\mathrm{TeV}\) in 2010 and 20...
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Open AccessMeasurement of the inclusive jet cross-section in pp collisions at \(\sqrt{s}=2.76\ \mbox{TeV}\) and comparison to the inclusive jet cross-section at \(\sqrt{s} =7\ \mbox{TeV}\) using the ATLAS detector
The inclusive jet cross-section has been measured in proton–proton collisions at \(\sqrt{s} = 2.76~\mbox{TeV}\) in a dataset corr...
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Article
Open AccessMeasurement of the cross-section for W boson production in association with b-jets in pp collisions at \( \sqrt{s}=7 \) TeV with the ATLAS detector
This paper reports a measurement of the W +b-jets (W +b+ X and W + \( b\overline{b} \) +X) production cross-section in proton-proto...
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Article
Open AccessSearch for third generation scalar leptoquarks in pp collisions at \( \sqrt{s}=7 \) TeV with the ATLAS detector
A search for pair-produced third generation scalar leptoquarks is presented, using proton-proton collisions at \( \sqrt{s}=7 \) TeV at the LHC. The data were recorded with the ATLAS ...
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Article
Open AccessSearch for a light charged Higgs boson in the decay channel \(H^{+} \rightarrow c\bar{s}\) in \(t\bar{t}\) events using pp collisions at \(\sqrt{s} = 7\ \mathrm{TeV}\) with the ATLAS detector
A search for a charged Higgs boson (H +) in \(t\bar{t}\) decays is presented, where one of the top quarks decays ...
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Article
Open AccessSearch for dark matter candidates and large extra dimensions in events with a jet and missing transverse momentum with the ATLAS detector
A search for new phenomena in events with a high-energy jet and large missing transverse momentum is performed using data from proton-proton collisions at ...
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Article
Open AccessMulti-channel search for squarks and gluinos in \(\sqrt{s}=7\mbox{ TeV}\) pp collisions with the ATLAS detector at the LHC
A search for supersymmetric particles in final states with zero, one, and two leptons, with and without jets identified as originating from b-quarks, in 4.7 fb−1 of
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Article
Open AccessMeasurement of ZZ production in pp collisions at \( \sqrt{s}=7 \) TeV and limits on anomalous ZZZ and ZZγ couplings with the ATLAS detector
A measurement of the ZZ production cross section in proton-proton collisions at \( \sqrt{s}=7 \) TeV using data recorded by the A...
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Open AccessSearch for charged Higgs bosons through the violation of lepton universality in \( t\overline{t} \) events using pp collision data at \( \sqrt{s}=7 \) TeV with the ATLAS experiment
In several extensions of the Standard Model, the top quark can decay into a bottom quark and a light charged Higgs boson H +, t → bH +, in addition to the Standard Model decay t →
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Article
Open AccessSingle hadron response measurement and calorimeter jet energy scale uncertainty with the ATLAS detector at the LHC
The uncertainty on the calorimeter energy response to jets of particles is derived for the ATLAS experiment at the Large Hadron Collider (LHC). First, the calorimeter response to single isolated charged hadron...
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Article
Open AccessMeasurement of the \(t\bar{t}\) production cross section in the tau + jets channel using the ATLAS detector
A measurement of the top quark pair production cross section in the final state with a hadronically decaying tau lepton and jets is presented. The analysis is based on proton–proton collision data recorded by ...
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Article
Open AccessJet energy resolution in proton-proton collisions at \(\sqrt{\mathrm{s}}=7\mbox{ TeV}\) recorded in 2010 with the ATLAS detector
The measurement of the jet energy resolution is presented using data recorded with the ATLAS detector in proton-proton collisions at $\sqrt{s}...
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Article
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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Article
Open AccessSearch for the neutral Higgs bosons of the minimal supersymmetric standard model in pp collisions at \( \sqrt{s}=7 \) TeV with the ATLAS detector
A search for neutral Higgs bosons of the Minimal Supersymmetric Standard Model (MSSM) is reported. The analysis is based on a sample of proton-proton collisions at a centre-of-mass energy of 7 TeV recorded wit...
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Open AccessMeasurement of the flavour composition of dijet events in pp collisions at \(\sqrt{s}=7\ \mbox{TeV}\) with the ATLAS detector
This paper describes a measurement of the flavour composition of dijet events produced in pp collisions at \(\sqrt{s} =7\mbox {~TeV}\) ...
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Open AccessSearch for direct chargino production in anomaly-mediated supersymmetry breaking models based on a disappearing-track signature in pp collisions at \( \sqrt{s}=7\;\mathrm{TeV} \) with the ATLAS detector
A search for direct chargino production in anomaly-mediated supersymmetry breaking scenarios is performed in pp collisions at \( \sqrt{s}=7\;\mathrm{TeV} \) using 4.7 fb−1 of data co...
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Article
Open AccessSearch for resonances decaying into top-quark pairs using fully hadronic decays in pp collisions with ATLAS at \( \sqrt{s}=7 \) TeV
A search for resonances produced in 7 TeV proton-proton collisions and decaying into top-quark pairs is described. In this Letter events where the top-quark decay produces two massive jets with large transvers...
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Article
Open AccessSearch for pair-produced massive coloured scalars in four-jet final states with the ATLAS detector in proton–proton collisions at \(\sqrt{s} = 7\ \mbox{TeV}\)
A search for pair-produced massive coloured scalar particles decaying to a four-jet final state is performed by the ATLAS experiment at the LHC in proton–proton collisions at