Browsing Department of Physics and Technology by Title
Now showing items 1080-1099 of 2098
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Measurements of sensor radiation damage in the ATLAS inner detector using leakage currents
(Journal article; Peer reviewed, 2021)Non-ionizing energy loss causes bulk damage to the silicon sensors of the ATLAS pixel and strip detectors. This damage has important implications for data-taking operations, charged-particle track reconstruction, detector ... -
Measurements of spin correlation in top-antitop quark events from proton-proton collisions at \(\sqrt{s}=7\) TeV using the ATLAS detector
(Peer reviewed; Journal article, 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 ... -
Measurements of the absolute branching fractions of B± →k±Xc c
(Journal article; Peer reviewed, 2020-04-16)A study of the two-body decays B±→Xc¯cK±, where Xc¯c refers to one charmonium state, is reported by the BABAR Collaboration using a data sample of 424 fb−1. The absolute determination of branching fractions for these decays ... -
Measurements of the chiral magnetic effect in Pb–Pb collisions with ALICE
(Peer reviewed; Journal article, 2019)We present the measurement of the charge-dependent 3-particle azimuthal correlation for unidentified charged particles in Pb–Pb collisions at √sNN = 5.02 TeV in ALICE. The results are compared with corresponding results ... -
Measurements of the dielectron continuum in pp, p-Pb and Pb-Pb collisions with ALICE at the LHC
(Peer reviewed; Journal article, 2017-11)Dielectrons produced in ultra-relativistic heavy-ion collisions provide a unique probe of the whole system evolution as they are unperturbed by final-state interactions. The dielectron continuum is extremely rich in physics ... -
Measurements of the groomed jet radius and momentum splitting fraction with the soft drop and dynamical grooming algorithms in pp collisions at √s = 5.02 TeV
(Journal article; Peer reviewed, 2023)This article presents measurements of the groomed jet radius and momentum splitting fraction in pp collisions at s√ = 5.02 TeV with the ALICE detector at the Large Hadron Collider. Inclusive charged-particle jets are ... -
Measurements of the Higgs boson inclusive and differential fiducial cross sections in the 4 ℓ decay channel at √s = 13 TeV
(Journal article, 2020)Inclusive and differential fiducial cross sections of the Higgs boson are measured in the H → Z Z∗ → 4 ( = e, μ) decay channel. The results are based on protonproton collision data produced at the Large Hadron Collider at ... -
Measurements of the Higgs boson inclusive and differential fiducial cross-sections in the diphoton decay channel with pp collisions at √s = 13 TeV with the ATLAS detector
(Journal article; Peer reviewed, 2022)A measurement of inclusive and differential fiducial cross-sections for the production of the Higgs boson decaying into two photons is performed using 139 fb−1 of proton-proton collision data recorded at s√ = 13 TeV by the ... -
Measurements of the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson at √s = 13 TeV with the ATLAS detector
(Journal article; Peer reviewed, 2021)Measurements of both the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson (tt¯Ztt¯Z) are presented. The measurements are performed by targeting final states ... -
Measurements of the nuclear modification factor and elliptic flow of leptons from heavy-flavour hadron decays in Pb-Pb collisions at \(\sqrt{s_{\rm NN}}\) = 2.76 and 5.02 TeV with ALICE
(Peer reviewed; Journal article, 2017-11)We present the ALICE results on the nuclear modification factor and elliptic flow of electrons and muons from open heavy-flavour hadron decays at mid-rapidity and forward rapidity in Pb--Pb collisions at \(\sqrt{s_{\rm ... -
Measurements of the Photonuclear Neutron Yield During Radiotherapy Using Bubble Detectors and Thermoluminescence Detectors
(Master thesis, 2010-02-22)Medical linear accelerators (linacs) used for radiotherapy with photons produce an undesirable neutron contribution as treatment energies exceed the (γ,n) threshold of the high-Z constituents of the linac. Secondary neutrons ... -
Measurements of the production cross section of a \(Z\) boson in association with jets in pp collisions at \(\sqrt{s} = 13\) TeV with the ATLAS detector
(Peer reviewed; Journal article, 2017-06)Measurements of the production cross section of a \(Z\) boson in association with jets in proton-proton collisions at \(\sqrt{s} = 13\) TeV are presented, using data corresponding to an integrated luminosity of 3.16 ... -
Measurements of the production cross-section for a Z boson in association with b-jets in proton-proton collisions at √s = 13 TeV with the ATLAS detector
(Journal article; Peer reviewed, 2020-07-07)This paper presents a measurement of the production cross-section of a Z boson in association with b-jets, in proton-proton collisions at s√ = 13 TeV with the ATLAS experiment at the Large Hadron Collider using data ... -
Measurements of the W production cross sections in association with jets with the ATLAS detector
(Peer reviewed; Journal article, 2015-02-19)This paper presents cross sections for the production of a W boson in association with jets, measured in proton–proton collisions at √s=7TeV with the ATLAS experiment at the large hadron collider. With an integrated ... -
Measurements of top quark pair relative differential cross-sections with ATLAS in pp collisions at root s=7 TeV
(Peer reviewed; Journal article, 2013-01-15)Measurements are presented of differential cross-sections for top quark pair production in pp collisions at s√=7 TeV relative to the total inclusive top quark pair production cross-section. A data sample of 2.05 fb−1 ... -
Measurements of top-quark pair differential and double-differential cross-sections in the ℓ+jets channel with pp collisions at √s=13TeV using the ATLAS detector
(Peer reviewed; Journal article, 2019-12-24)Single- and double-differential cross-section measurements are presented for the production of top-quark pairs, in the lepton + jets channel at particle and parton level. Two topologies, resolved and boosted, are considered ... -
Measurements of top-quark pair single- and double-differential cross-sections in the all-hadronic channel in pp collisions at √s = 13 TeV using the ATLAS detector
(Journal article; Peer reviewed, 2021)Differential cross-sections are measured for top-quark pair production in the all-hadronic decay mode, using proton-proton collision events collected by the ATLAS experiment in which all six decay jets are separately ... -
Measurements of top-quark pair spin correlations in the eμ channel at √s=13 TeV using pp collisions in the ATLAS detector
(Journal article; Peer reviewed, 2020-08-19)A measurement of observables sensitive to spin correlations in tt¯ production is presented, using 36.1 fb−1 of pp collision data at s√=13 TeV recorded with the ATLAS detector at the Large Hadron Collider. Differential ... -
Measurements of t¯t differential cross-sections of highly boosted top quarks decaying to all-hadronic final states in pp collisions at √s=13 TeV using the ATLAS detector
(Peer reviewed; Journal article, 2018-07-25)Measurements are made of differential cross-sections of highly boosted pair-produced top quarks as a function of top-quark and tt system kinematic observables using proton-proton collisions at a center-of-mass energy of ... -
Measurements of underlying-event properties using neutral and charged particles in pp collisions at √ s = 900 GeV and √ s = 7 TeV with the ATLAS detector at the LHC
(Peer reviewed; Journal article, 2011-05-10)We present first measurements of charged and neutral particle-flow correlations in pp collisions using the ATLAS calorimeters. Data were collected in 2009 and 2010 at centre-of-mass energies of 900 GeV and 7 TeV. Events ...