Browsing by Author "(ORCID 0000-0002-0283-5234 & YÖK ID 124605) Işıldak, Bora"
Now showing items 241-260 of 930
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Measurement of the inclusive tt¯ production cross section in proton-proton collisions at s√ = 5.02 TeV
Tumasyan, A.; Işıldak, Bora (Springer, 2022-04-22)The top quark pair production cross section is measured in proton-proton collisions at a center-of-mass energy of 5.02 TeV. The data were collected in a special LHC low-energy and low-intensity run in 2017, and correspond ... -
Measurement of the inelastic cross section in proton–lead collisions at √sNN = 5.02 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2016-08-10)The inelastic hadronic cross section in proton–lead collisions at a centre-of-mass energy per nucleon pair of 5.02 TeV is measured with the CMS detector at the LHC. The data sample, corresponding to an integrated luminosity ... -
Measurement of the inelastic proton-proton cross section at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-05-13)A measurement is presented of the inelastic proton-proton cross section at a centre-of-mass energy of root s = 7 TeV. Using the CMS detector at the LHC, the inelastic cross section is measured through two independent methods ... -
Measurement of the integrated and differential t ¯ t production cross sections for high- p T top quarks in pp collisions at √s = 8 TeV
Khachatryan, V.; Işıldak, Bora (American Physical Society, 2016)The cross section for pair production of top quarks (t (t) over bar) with high transverse momenta is measured in pp collisions, collected with the CMS detector at the LHC with root s = 8 TeV in data corresponding to an ... -
Measurement of the jet mass distribution and top quark mass in hadronic decays of boosted top quarks in pp collisions at √s = 13 TeV
Sirunyan, A. M.; Işıldak, Bora (American Physical Society, 2020-05-21)A measurement is reported of the jet mass distribution in hadronic decays of boosted top quarks produced in pp collisions at root s = 13 TeV. The data were collected with the CMS detector at the LHC and correspond to an ... -
Measurement of the jet mass in highly boosted tt events from pp collisions at √s = 8 TeV
Sirunyan, A. M.; Işıldak, Bora (Springer International Publishing, 2017)The first measurement of the jet mass mjetmjet of top quark jets produced in tt¯tt¯ events from pp collisions at s√=8s=8 TeVTeV is reported for the jet with the largest transverse momentum pTpT in highly boosted hadronic ... -
Measurement of the Lambda(0)(b) lifetime in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-07)A measurement of the Lambda(0)(b) lifetime using the decay Lambda(0)(b) -> J/psi Lambda in protonproton collisions at root s = 7TeV is presented. The data set, corresponding to an integrated luminosity of about 5 fb(-1), ... -
Measurement of the mass difference between top quark and antiquark in pp collisions at s=8 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2017-07-10)The invariance of the standard model (SM) under the CPT transformation predicts equality of particle and antiparticle masses. This prediction is tested by measuring the mass difference between the top quark and antiquark ... -
Measurement of the mass of the top quark in decays with a J/ψ meson in pp collisions at 8 TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2016)A first measurement of the top quark mass in the decay channel t → (W → ℓν) (b → J/ψ + X → μ+μ− + X) is presented. The analysis uses events selected from the proton-proton collisions recorded by the CMS detector at the LHC ... -
Measurement of the muon charge asymmetry in inclusive pp -> W plus X production at root s=7 TeV and an improved determination of light parton distribution functions
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2014-08-01)Measurements of the muon charge asymmetry in inclusive pp -> W + X production at root s = 7 TeV are presented. The data sample corresponds to an integrated luminosity of 4.7 fb(-1) recorded with the CMS detector at the ... -
Measurement of the pp -> ZZ production cross section and constraints on anomalous triple gauge couplings in four-lepton final states at root s=8 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2015-01-05)A measurement of the inclusive ZZ production cross section and constraints on anomalous triple gauge couplings in proton–proton collisions at source are presented. The analysis is based on a data sample, corresponding to ... -
Measurement of the production cross section for Z + b jets in proton-proton collisions at √s = 13 TeV
Tumasyan, A.; Işıldak, Bora (American Physical Society, 2022-05-31)The measurement of the cross section for the production of a Z boson, decaying to dielectrons or dimuons, in association with at least one bottom quark jet is performed with proton-proton collision data at s=13 TeV. The ... -
Measurement of the production cross section for a W boson and two b jets in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2014-07-30)The production cross section for a Wboson and two b jets is measured using proton-proton collisions at v root s = 7 TeV in a data sample collected with the CMS experiment at the LHC corresponding to an integrated luminosity ... -
Measurement of the production cross section for Z gamma -> nu(nu)over-bar gamma in pp collisions at root s=7 TeV and limits on ZZ gamma and Z gamma gamma triple gauge boson couplings
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-10)A measurement of the Zγ→νν¯γ cross section in pp collisions at s√=7 TeV is presented, using data corresponding to an integrated luminosity of 5.0 fb−1 collected with the CMS detector. This measurement is based on the ... -
Measurement of the production cross section of a W boson in association with two b jets in pp collisions at root s=8TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2017)The production cross section of a W boson in association with two b jets is measured using a sample of proton-proton collisions at root s = 8 TeV collected by the CMS experiment at the CERN LHC. The data sample corresponds ... -
Measurement of the production cross section ratio σ(χ<inf>b2</inf>(1P))/σ(χ<inf>b1</inf>(1P)) in pp collisions at s=8TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2015-04-09)A measurement of the production cross section ratio σ(χb2(1P))/σ(χb1(1P)) is presented. The χb1(1P) and χb2(1P) bottomonium states, promptly produced in pp collisions at View the MathML source, are detected by the CMS ... -
Measurement of the production cross sections for a Z boson and one or more b jets in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2014-06)The production of a Z boson, decaying into two leptons and produced in association with one or more b jets, is studied using proton-proton collisions delivered by the LHC at a centre-of-mass energy of 7 TeV. The data were ... -
Measurement of the prompt J/ψ and ψ(2S) polarizations in pp collisions at =7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-12-18)The polarizations of prompt J/ψ and ψ(2S) mesons are measured in proton–proton collisions at View the MathML source, using a dimuon data sample collected by the CMS experiment at the LHC, corresponding to an integrated ... -
Measurement of the properties of a Higgs boson in the four-lepton final state
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2014-05-01)The properties of a Higgs boson candidate are measured in the H -> ZZ -> 4l decay channel, with l = e, mu, using data from pp collisions corresponding to an integrated luminosity of 5.1 fb(-1) at the center-of-mass energy ... -
Measurement of the pseudorapidity and centrality dependence of the transverse energy density in Pb-Pb collisions at root s(NN)=2.76 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2012-10-12)The transverse energy (E-T) in Pb-Pb collisions at 2.76 TeV nucleon-nucleon center-of-mass energy (root s(NN)) has been measured over a broad range of pseudorapidity (eta) and collision centrality by using the CMS detector ...
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