Browsing Department of Physics and Technology by Title
Now showing items 1091-1110 of 2161
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Measurements of gluon–gluon fusion and vector-boson fusion Higgs boson production cross-sections in the H → WW⁎ → eνμν decay channel in pp collisions at √s=13 TeVwith the ATLAS detector
(Peer reviewed; Journal article, 2019-02-10)Higgs boson production cross-sections in proton–proton collisions are measured in the H→W W ∗→eνμν decay channel. The proton–proton collision data were produced at the Large Hadron Collider at a centreof-mass energy of 13 ... -
Measurements of hadron production in π++C and π++Be interactions at 60 GeV/c
(Journal article; Peer reviewed, 2019)Precise knowledge of hadron production rates in the generation of neutrino beams is necessary for accelerator-based neutrino experiments to achieve their physics goals. NA61/SHINE, a large-acceptance hadron spectrometer, ... -
Measurements of heavy-flavour correlations and jets with ALICE at the LHC
(Peer reviewed; Journal article, 2019)In this work, the latest heavy-flavour correlation and jet measurements at mid-rapidity with the ALICE detector in pp, p–Pb and Pb–Pb collisions from the LHC Run 2 are reported. In particular, the results of azimuthal ... -
Measurements of Higgs bosons decaying to bottom quarks from vector boson fusion production with the ATLAS experiment at √s=13TeV
(Journal article; Peer reviewed, 2021)The paper presents a measurement of the Standard Model Higgs Boson decaying to b-quark pairs in the vector boson fusion (VBF) production mode. A sample corresponding to 126 fb−1 of √s=13TeV proton–proton collision data, ... -
Measurements of inclusive and differential cross-sections of combined tt¯ γ and tWγ production in the eμ channel at 13 TeV with the ATLAS detector
(Journal article; Peer reviewed, 2020-09-07)Inclusive and differential cross-sections for the production of top quarks in association with a photon are measured with proton-proton collision data corresponding to an integrated luminosity of 139 fb−1. The data were ... -
Measurements of inclusive and differential fiducial cross-sections of tt¯ production with additional heavy-flavour jets in proton-proton collisions at √s = 13 TeV with the ATLAS detector
(Peer reviewed; Journal article, 2019-04-04)This paper presents measurements of tt¯ production in association with additional b-jets in pp collisions at the LHC at a centre-of-mass energy of 13 TeV. The data were recorded with the ATLAS detector and correspond to ... -
Measurements of inclusive and differential fiducial cross-sections of tt¯γ production in leptonic final states at √s=13 TeV in ATLAS
(Peer reviewed; Journal article, 2019)Inclusive and differential cross-sections for the production of a top-quark pair in association with a photon are measured with proton-proton collision data corresponding to an integrated luminosity of 36.1 fb −1, collected ... -
Measurements of inclusive jet spectra in pp and central Pb-Pb collisions at √sNN=5.02TeV
(Journal article; Peer reviewed, 2020)This article reports measurements of the p T -differential inclusive jet cross section in p p collisions at √ s = 5.02 TeV and the p T -differential inclusive jet yield in Pb-Pb 0–10% central collisions at √ s N N = 5.02 ... -
Measurements of jet observables sensitive to b-quark fragmentation in tt¯ events at the LHC with the ATLAS detector
(Journal article; Peer reviewed, 2022)Several observables sensitive to the fragmentation of b quarks into b hadrons are measured using 36 fb −1 of √s = 13 TeV proton-proton collision data collected with the ATLAS detector at the LHC. Jets containing b hadrons ... -
Measurements of jet vetoes and azimuthal decorrelations in dijet events produced in \(pp\) collisions at \(\sqrt{s}\) = 7 TeV using the ATLAS detector
(Peer reviewed; Journal article, 2014-11)Additional jet activity in dijet events is measured using \(pp\) collisions at ATLAS at a centre-of-mass energy of 7 TeV, for jets reconstructed using the anti-kt algorithm with radius parameter R=0.6. This is done using ... -
Measurements of low-pT electrons from semileptonic heavy-flavour hadron decays at mid-rapidity in pp and Pb-Pb collisions at √sN-N−=2.76TeV
(Peer reviewed; Journal article, 2018-10)Transverse-momentum (pT) differential yields of electrons from semileptonic heavy-flavour hadron decays have been measured in the most central (0–10%) and in semi-central (20–40%) Pb–Pb collisions at sNN−−−√=2.76 TeV. The ... -
Measurements of mixed harmonic cumulants in Pb–Pb collisions at √sNN = 5.02 TeV
(Journal article; Peer reviewed, 2021)Correlations between moments of different flow coefficients are measured in Pb–Pb collisions at √ sNN = 5.02 TeV recorded with the ALICE detector. These new measurements are based on multiparticle mixed harmonic cumulants ... -
Measurements of multiplicity fluctuations of identified hadrons in inelastic proton–proton interactions at the CERN Super Proton Synchrotron
(Journal article; Peer reviewed, 2021)Measurements of multiplicity fluctuations of identified hadrons produced in inelastic p+p interactions at 31, 40, 80, and 158 GeV/c beam momentum are presented. Three different measures of multiplicity fluctuations are ... -
Measurements of normalized differential cross-sections for \(t\bar{t}\) production in \(pp\) collisions at \(\sqrt{s}\)=7 TeV using the ATLAS detector
(Peer reviewed; Journal article, 2014-10)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 \(t\bar{t}\) ... -
Measurements of production and inelastic cross sections for p+C, p+Be, and p+Al at 60 GeV/c and p+C and p+Be at 120 GeV/c
(Journal article; Peer reviewed, 2019)This paper presents measurements of production cross sections and inelastic cross sections for the following reactions: 60 GeV/c protons with C, Be, Al targets and 120 GeV/c protons with C and Be targets. The analysis ... -
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 ...