59 Result(s)
within
A Battaglia
Physics
Nuclear Physics, Heavy Ions, Hadrons
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Article
Measurements of conversion electrons in the s-process branching point nucleus 176Lu
Conversion coefficients, gamma-gamma and gamma-electron coincidences were measured in the s-process branching point nucleus 176Lu . Our goal was to determine the multipolarities of the
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Article
Open AccessMuon reconstruction efficiency and momentum resolution of the ATLAS experiment in proton–proton collisions at \(\sqrt{s}=7\) TeV in 2010
This paper presents a study of the performance of the muon reconstruction in the analysis of proton–proton collisions at $$\sqrt{s}=7$...
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Article
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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Open AccessMeasurement of jet shapes in top-quark pair events at \(\sqrt{s} = 7 \ \mbox{TeV}\) using the ATLAS detector
A measurement of jet shapes in top-quark pair events using 1.8 fb−1 of \(\sqrt{s} = 7 \ \mbox{TeV}\) pp collision...
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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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Article
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 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 AccessMeasurement of k T splitting scales in W→ℓν events at \(\sqrt{s} = 7\ \mathrm{TeV}\) with the ATLAS detector
A measurement of splitting scales, as defined by the k T clustering algorithm, is presented for final states containing a W boson produced in proton–proton collisions at a centre-of-mass energy of...
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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 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 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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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
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Article
Open AccessMeasurements of top quark pair relative differential cross-sections with ATLAS in pp collisions at \(\sqrt{s} = 7\ \mbox{TeV}\)
Measurements are presented of differential cross-sections for top quark pair production in pp collisions at \(\sqrt{s} = 7\ \mbox{TeV}\) ...
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Article
Open AccessATLAS search for a heavy gauge boson decaying to a charged lepton and a neutrino in pp collisions at \(\sqrt{s} = 7\ \mathrm{TeV}\)
The ATLAS detector at the LHC is used to search for high-mass states, such as heavy charged gauge bosons (W′), decaying to a charged lepton (electron or muon) and a neutrino. Results are presented based on the an...
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Article
Open AccessSearch for doubly charged Higgs bosons in like-sign dilepton final states at \(\sqrt{s} = 7\ \mathrm{TeV}\) with the ATLAS detector
A search for doubly charged Higgs bosons decaying to pairs of electrons and/or muons is presented. The search is performed using a data sample corresponding to an integrated luminosity of 4.7 fb−1 of pp collision...
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Open AccessSearch for light scalar top-quark pair production in final states with two leptons with the ATLAS detector in \(\sqrt{s}=7\ \mathrm{TeV}\) proton–proton collisions
A search is presented for the pair production of light scalar top quarks in \(\sqrt{s}=7~\mathrm{TeV}\) proton–proton collisions ...
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Article
Open AccessMeasurement of event shapes at large momentum transfer with the ATLAS detector in pp collisions at \(\sqrt{\mathbf{s}}=7\ \mathrm{TeV}\)
A measurement of event shape variables is presented for large momentum transfer proton-proton collisions using the ATLAS detector at the Large Hadron Collider. Six event shape variables calculated using hadron...
