482 Result(s)
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Open AccessSearch for \( {\text{B}}_{\text{s}}^0 \) → μ + μ − and B0 → μ + μ − decays
A search for the rare decays \( {\text{B}}_{\text{s}}^0 \) → μ + μ − and B0 → μ ...
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Search for decays of stopped, long-lived particles from 7 TeV pp collisions with the ATLAS detector
New metastable massive particles with electric and colour charge are features of many theories beyond the Standard Model. A search is performed for long-lived gluino-based R-hadrons with the ATLAS detector at the...
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Open AccessSearch for anomaly-mediated supersymmetry breaking with the ATLAS detector based on a disappearing-track signature in pp collisions at \(\sqrt{s} = 7~\mathrm{TeV}\)
In models of anomaly-mediated supersymmetry breaking (AMSB), the lightest chargino is predicted to have a lifetime long enough to be detected in collider experiments. This letter explores AMSB scenarios in pp col...
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Open AccessMeasurement of the polarisation of W bosons produced with large transverse momentum in pp collisions at \(\sqrt{s} = 7\ \mbox{TeV}\) with the ATLAS experiment
This paper describes an analysis of the angular distribution of W→eν and W→μν decays, using data from pp collisions at $\sqrt{s} = 7\ \mbox{Te...
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Open AccessSearch for heavy bottom-like quarks in 4.9 fb−1 of pp collisions at \( \sqrt {s} = 7 \) TeV
Results are presented from a search for heavy bottom-like quarks, pair-produced in pp collisions at \( \sqrt {s} = 7 \) TeV, unde...
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Open AccessJet mass and substructure of inclusive jets in \( \sqrt {s} = 7\;{\text{TeV}} \) pp collisions with the ATLAS experiment
Recent studies have highlighted the potential of jet substructure techniques to identify the hadronic decays of boosted heavy particles. These studies all rely upon the assumption that the internal substructur...
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Open AccessCentrality dependence of dihadron correlations and azimuthal anisotropy harmonics in PbPb collisions at \(\sqrt{s_{NN}}= 2.76\ \mbox{TeV}\)
Measurements from the CMS experiment at the LHC of dihadron correlations for charged particles produced in PbPb collisions at a nucleon–nucleon centre-of-mass energy of 2.76 TeV are presented. The results are ...
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Open AccessSearch for lepton flavour violation in the eμ continuum with the ATLAS detector in \(\sqrt{s} = 7~\mbox{TeV}\) pp collisions at the LHC
This paper presents a search for the t-channel exchange of an R-parity violating scalar top quark ( \(\tilde{t}\) ) in the e ± μ ∓ ...
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Article
Open AccessSearch for anomalous production of multilepton events in pp collisions at \( \sqrt {s} = 7\,TeV \)
A search for anomalous production of events with three or more isolated leptons in pp collisions at \( \sqrt {s} = 7\,TeV \) is p...
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Open AccessForward-backward correlations and charged-particle azimuthal distributions in pp interactions using the ATLAS detector
Using inelastic proton-proton interactions at \( \sqrt {s} = 900 \) GeV and 7 TeV, recorded by the ATLAS detector at the LHC, mea...
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Open AccessSearch for a light charged Higgs boson in top quark decays in pp collisions at \( \sqrt {s} = 7\;TeV \)
Results are presented on a search for a light charged Higgs boson that can be produced in the decay of the top quark t → H+b and which, in turn, decays into τ +ν τ ...
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Open AccessHunt for new phenomena using large jet multiplicities and missing transverse momentum with ATLAS in 4.7 fb−1 of \( \sqrt {s} = 7\;TeV \) proton-proton collisions
Results are presented of a search for new particles decaying to large numbers of jets in association with missing transverse momentum, using 4.7 fb−1 of pp collision data at
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Article
Open AccessSearch for stopped long-lived particles produced in pp collisions at \( \sqrt {s} = {\text{7TeV}} \)
A search has been performed for long-lived particles that have stopped in the CMS detector, during 7 TeV proton-proton operations of the CERN LHC. The existence of such particles could be inferred from observa...
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Open AccessSearch for new physics in events with same-sign dileptons and b-tagged jets in pp collisions at \( \sqrt {s} = 7 \) TeV
A search for new physics is performed using isolated same-sign dileptons with at least two b-quark jets in the final state. Results are based on a 4.98 fb−1 sample of proton-proton collisions at a centre-of-mass ...
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Article
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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Article
Open AccessSearch for supersymmetry in hadronic final states using M T2 in pp collisions at \( \sqrt{s}=7 \) TeV
A search for supersymmetry or other new physics resulting in similar final states is presented using a data sample of 4.73 fb−1 of pp collisions collected at ...
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Article
Open AccessSearch for top and bottom squarks from gluino pair production in final states with missing transverse energy and at least three b-jets with the ATLAS detector
This letter reports the results of a search for top and bottom squarks from gluino pair production in 4.7 fb−1 of pp collisions at $\sqrt{s}=7...
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Article
Open AccessMeasurement of the \( \mathrm{t}\overline{\mathrm{t}} \) production cross section in the dilepton channel in pp collisions at \( \sqrt{s}=7 \) TeV
The \( \mathrm{t}\overline{\mathrm{t}} \) production cross section ...
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Article
Open AccessSearch for exclusive or semi-exclusive γγ production and observation of exclusive and semi-exclusive e+e− production in pp collisions at \( \sqrt{s}=7 \) TeV
A search for exclusive or semi-exclusive γγ production, pp → p(*) + γγ + p(*) (where p* stands for a diffractively-dissociated proton), and the observation of exclusive and semi-exclusive e+e− production, pp → p(...
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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...