338 Result(s)
within
Lang-** Zhang
Quantum Physics
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Article
Open AccessA search for \( t\overline t \) resonances in lepton+jets events with highly boosted top quarks collected in pp collisions at \( \sqrt {s} = 7 \) TeV with the ATLAS detector
A search for resonant production of high-mass top-quark pairs is performed on 2.05 fb−1 of proton-proton collisions at \( \sqrt {s} = 7 \) ...
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Open AccessSearch for the Standard Model Higgs boson in the H → τ + τ − decay mode in \( \sqrt {s} = 7\,{\mathrm{TeV}} \) pp collisions with ATLAS
A search for the Standard Model Higgs boson decaying into a pair of τ leptons is reported. The analysis is based on a data sample of proton-proton collisions collected by the ATLAS experiment at the LHC and corre...
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Open AccessA search for flavour changing neutral currents in top-quark decays in pp collision data collected with the ATLAS detector at \( \sqrt{s}=7\;TeV \)
A search for flavour changing neutral current (FCNC) processes in top-quark decays by the ATLAS Collaboration is presented. Data collected from pp collisions at the LHC at a centre-of-mass energy of ...
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Open AccessMeasurements of the pseudorapidity dependence of the total transverse energy in proton-proton collisions at \( \sqrt{s}=7 \) TeV with ATLAS
This paper describes measurements of the sum of the transverse energy of particles as a function of particle pseudorapidity, η, in proton-proton collisions at a centre-of-mass energy,
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Open AccessSearch for a heavy top-quark partner in final states with two leptons with the ATLAS detector at the LHC
The results of a search for direct pair production of heavy top-quark partners in 4.7 fb−1 of integrated luminosity from pp collisions at $ \s...
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Open AccessSearch for high-mass resonances decaying to dilepton final states in pp collisions at \( \sqrt{s}=7 \) TeV with the ATLAS detector
The ATLAS detector at the Large Hadron Collider is used to search for high-mass resonances decaying to an electron-positron pair or a muon-antimuon pair. The search is sensitive to heavy neutral Z′ gauge bosons, ...
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Open AccessSearch for anomalous production of prompt like-sign lepton pairs at \( \sqrt{s}=7\;\mathrm{TeV} \) with the ATLAS detector
An inclusive search for anomalous production of two prompt, isolated leptons with the same electric charge is presented. The search is performed in a data sample corresponding to 4.7 fb−1 of integrated luminosity...
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Open AccessTime-dependent angular analysis of the decay \( B_s^0\to {J \left/ {{\psi \phi }} \right.} \) and extraction of ΔΓ s and the CP-violating weak phase ϕ s by ATLAS
A measurement of \( B_s^0\to {J \left/ {{\psi \phi }} \right.} \) decay parameters, including the CP -violating weak phase ϕ s ...
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Open AccessSearch for pair production of massive particles decaying into three quarks with the ATLAS detector in \( \sqrt{s}=7\;\mathrm{TeV} \) pp collisions at the LHC
A search is conducted for hadronic three-body decays of a new massive coloured particle in \( \sqrt{s}=7\;\mathrm{TeV} \) pp collisions at the LHC using an in...
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Open AccessSearch for R-parity-violating supersymmetry in events with four or more leptons in \( \sqrt{s}=7\;\mathrm{TeV} \) pp collisions with the ATLAS detector
A search for new phenomena in final states with four or more leptons (electrons or muons) is presented. The analysis is based on 4.7 fb−1 of \( \sqrt{s}=7\;\mathrm{TeV} \) proton-pro...
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Open AccessATLAS search for new phenomena in dijet mass and angular distributions using pp collisions at \( \sqrt{s}=7 \) TeV
Mass and angular distributions of dijets produced in LHC proton-proton collisions at a centre-of-mass energy \( \sqrt{s}=7 \) TeV ...
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Open AccessMeasurement of isolated-photon pair production in pp collisions at \( \sqrt{s}=7\;TeV \) with the ATLAS detector
The ATLAS experiment at the LHC has measured the production cross section of events with two isolated photons in the final state, in proton-proton collisions at
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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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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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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 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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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 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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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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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...
