Search
Now showing items 1-10 of 40
Measurement of the Production of a W Boson in Association with a Charm Quark in pp Collisions at √s=7 TeV with the ATLAS Detector
(Springer, 2014-05-16)
The production of a W boson in association with a single charm quark is studied using 4.6 fb⁻¹ of pp collision data at√s = 7 TeV collected with the ATLAS detector at the Large Hadron Collider. In events in which a W boson ...
Measurement of the Charge Asymmetry in Dileptonic Decays of Top Quark Pairs in pp Collisions at √s=7 TeV Using the ATLAS Detector
(Springer, 2015-05-01)
A measurement of the top-antitop (tt̅) charge asymmetry is presented using data corresponding to an integrated luminosity of 4.6 fb⁻¹ of LHC pp collisions at a centre-of-mass energy of 7 TeV collected by the ATLAS detector. ...
Measurements of Spin Correlation in Top-Antitop Quark Events from Proton-Proton Collisions at √s = 7 TeV using the ATLAS Detector
(American Physical Society, 2014-12-24)
Measurements of spin correlation in top quark pair production are presented using data collected with the ATLAS detector at the LHC with proton-proton collisions at a center-of-mass energy of 7 TeV, corresponding to an ...
Search for Invisible Particles Produced in Association with Single-Top-Quarks in Proton-Proton Collisions at √s = 8 TeV with the ATLAS Detector
(EDP Sciences, 2015-02-18)
A search for the production of single-top-quarks in association with missing energy is performed in proton–proton collisions at a centre-of-mass energy of √s = 8 Tev with the ATLAS experiment at the large hadron collider ...
Search for Single Production of a Vector-Like Quark via a Heavy Gluon in the 4b Final State with the ATLAS Detector in pp Collisions at √s̅ = 8 TeV
(Elsevier, 2016-05-03)
A search is performed for the process pp → G* → B_{H}b̅ / B̅_{H}b → Hbb̅ → bb̅bb̅ predicted in composite Higgs scenarios, where G* is a heavy colour octet vector resonance and B_{H} a vector-like quark of charge -1/3. The ...
Measurements of Charge and CP Asymmetries in B-Hadron Decays Using Top-Quark Events Collected by the ATLAS Detector in PP Collisions at √s̅ = 8 TeV
(Springer Verlag, 2017-02-14)
Same- and opposite-sign charge asymmetries are measured in lepton+jets tt̅ events in which a b-hadron decays semileptonically to a soft muon, using data corresponding to an integrated luminosity of 20.3 fb⁻¹ from proton-proton ...
Search for S-Channel Single Top-Quark Production in Proton-Proton Collisions at √s = 8 TeV with the ATLAS Detector
(Elsevier, 2014-11-22)
This Letter presents a search at the LHC for s-channel single top-quark production in proton-proton collisions at a centre-of-mass energy of 8 TeV. The analyzed data set was recorded by the ATLAS detector and corresponds ...
Measurement of the W Boson Polarisation in tt̅ events from pp Collisions at √s̅ = 8 TeV in the Lepton + Jets Channel with ATLAS
(Springer New York LLC, 2018-05-15)
Measurements of jet activity in top-quark pair events produced in proton–proton collisions are presented, using 3.2 fb⁻¹ of pp collision data at a centre-of-mass energy of 13 TeV collected by the ATLAS experiment at the ...
Measurements of Normalized Differential Cross Sections for tt̅ Production in pp Collisions at √s = 7 TeV using the ATLAS Detector
(American Physical Society, 2014-10-13)
Measurements of normalized differential cross sections for top-quark pair production are presented as a function of the top-quark transverse momentum, and of the mass, transverse momentum, and rapidity of the tt̅ system, ...
Measurement of Charged-Particle Spectra in Pb + Pb Collisions at √s̅{n̅n̅} = 2.76 TeV with the ATLAS Detector at the LHC
(Springer, 2015-09-09)
Charged-particle spectra obtained in Pb+Pb interactions at √s̅{̅N̅N̅}̅ = 2.76 TeV and pp interactions at √s̅{̅N̅N̅}̅ = 2.76 TeV with the ATLAS detector at the LHC are presented, using data with integrated luminosities of ...