Browsing by Author "Khachatryan, V."
Now showing items 41-60 of 233
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Measurement of electroweak production of two jets in association with a Z boson in proton-proton collisions at root s=8 TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2015-02)The purely electroweak (EW) cross section for the production of two jets in association with a Z boson, in proton–proton collisions at s√=8TeVs=8TeV , is measured using data recorded by the CMS experiment at the CERN LHC, ... -
Measurement of electroweak-induced production of Wγ with two jets in pp collisions at √s = 8 TeV and constraints on anomalous quartic gauge couplings
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2017-06-20)A measurement of electroweak-induced production of Wγ and two jets is performed, where the W boson decays leptonically. The data used in the analysis correspond to an integrated luminosity of 19.7 fb−1 collected by the CMS ... -
Measurement of inclusive jet cross sections in pp and PbPb collisions at √sNN = 2.76 TeV
Khachatryan, V.; Işıldak, Bora (American Physical Society, 2017-07-17)Inclusive jet spectra from pp and PbPb collisions at a nucleon-nucleon center-of-mass energy of 2.76TeV, collected with the CMS detector at the CERN Large Hadron Collider, are presented. Jets are reconstructed with three ... -
Measurement of inclusive jet production and nuclear modifications in pPb collisions at root s(NN)=5.02 TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2016-07)Inclusive jet production in pPb collisions at a nucleon–nucleon (NN) center-of-mass energy of sNN−−−√=5.02TeVsNN=5.02TeV is studied with the CMS detector at the LHC. A data sample corresponding to an integrated luminosity ... -
Measurement of J/psi and psi(2S) prompt double-differential cross sections in pp collisions at root s=7 TeV
Khachatryan, V.; Işıldak, Bora (American Physical Society, 2015-05-15)The double-differential cross sections of promptly produced J/ψ and ψ(2S) mesons are measured in pp collisions at s√=7 TeV, as a function of transverse momentum pT and absolute rapidity |y|. The analysis uses J/ψ and ψ(2S) ... -
Measurement of long-range near-side two-particle angular correlations in pp collisions at s =13 TeV
Khachatryan, V.; Işıldak, Bora (2016-04-29)Results on two-particle angular correlations for charged particles produced in pp collisions at a center-of-mass energy of 13 TeV are presented. The data were taken with the CMS detector at the LHC and correspond to an ... -
Measurement of prompt ψ (2S) to J /ψ yield ratios in Pb-Pb and p - p collisions at sNN =2.76 TeV
Khachatryan, V.; Işıldak, Bora (American Physical Society, 2014-12-31)The ratio between the prompt ψ(2S) and J/ψ yields, reconstructed via their decays into μ+μ−, is measured in Pb-Pb and p-p collisions at sNN−−−−√=2.76 TeV. The analysis is based on Pb-Pb and p-p data samples collected by ... -
Measurement of spin correlations in tt production using the matrix element method in the muon+jets final state in pp collisions at √s=8 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2016-07-10)The consistency of the spin correlation strength in top quark pair production with the standard model (SM) prediction is tested in the muon+jets final state. The events are selected from pp collisions, collected by the CMS ... -
Measurement of the charge asymmetry in top quark pair production in pp collisions at s =8 TeV using a template method
Khachatryan, V.; Işıldak, Bora (2016-02-01)The charge asymmetry in the production of top quark and antiquark pairs is measured in proton-proton collisions at a center-of-mass energy of 8 TeV. The data, corresponding to an integrated luminosity of 19.6 fb−1, were ... -
Measurement of the CP-violating weak phase φ<inf>s</inf> and the decay width difference δΓc using the B<inf>s</inf>0→J/ψφ(1020) decay channel in pp collisions at √ s=8 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2016)The CP-violating weak phase ϕs of the View the MathML source meson and the decay width difference ΔΓs of the View the MathML source light and heavy mass eigenstates are measured with the CMS detector at the LHC using a ... -
Measurement of the cross section ratio σttbb/σttjj in pp collisions at √s=8 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2015-06-30)The first measurement of the cross section ratio View the MathML source is presented using a data sample corresponding to an integrated luminosity of 19.6 fb−1 collected in pp collisions at View the MathML source with the ... -
Measurement of the differential cross section and charge asymmetry for inclusive pp→W±+Xpp→W±+X production at s√=8s=8 TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2016)The differential cross section and charge asymmetry for inclusive pp→W±+X→μ±ν+Xpp→W±+X→μ±ν+X production at s√=8TeVs=8TeV are measured as a function of muon pseudorapidity. The data sample corresponds to an integrated ... -
Measurement of the differential cross section for top quark pair production in pp collisions at root s=8TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2015-11)The normalized differential cross section for top quark pair ( tt¯tt¯ ) production is measured in pp collisions at a centre-of-mass energy of 8 TeVTeV at the CERN LHC using the CMS detector in data corresponding to an ... -
Measurement of the differential cross sections for top quark pair production as a function of kinematic event variables in pp collisions at root s=7 and 8 TeV
Khachatryan, V.; Işıldak, Bora (American Physical Society, 2016-09-01)Measurements are reported of the normalized differential cross sections for top quark pair production with respect to four kinematic event variables: the missing transverse energy; the scalar sum of the jet transverse ... -
Measurement of the differential inclusive B+ hadron cross sections in pp collisions at √s = 13 TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2017-08-10)The differential cross sections for inclusive production of B+ hadrons are measured as a function of the B+ transverse momentum pTB and rapidity yB in pp collisions at a centre-of-mass energy of 13 TeV, using data collected ... -
Measurement of the double-differential inclusive jet cross section in proton-proton collisions at root s=13TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2016)A measurement of the double-differential inclusive jet cross section as a function of jet transverse momentum pT and absolute jet rapidity | y| is presented. The analysis is based on proton-proton collisions collected by ... -
Measurement of the inclusive 3-jet production differential cross section in proton-proton collisions at 7 TeV and determination of the strong coupling constant in the TeV range
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2015-05)This paper presents a measurement of the inclusive 3-jet production differential cross section at a proton–proton centre-of-mass energy of 7 TeV using data corresponding to an integrated luminosity of 5 fb−1fb−1 collected ... -
Measurement of the inclusive jet cross section in pp collisions at √s = 2.76 TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2016-05-12)The double-differential inclusive jet cross section is measured as a function of jet transverse momentum pTpT and absolute rapidity |y||y| , using proton-proton collision data collected with the CMS experiment at the ... -
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 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 ...
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