Yazar "Andrejkovic, J.W." için listeleme
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Measurements of production cross sections of the Higgs boson in the four-lepton final state in proton-proton collisions at √ s = 13 TeV
Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2021)Production cross sections of the Higgs boson are measured in the \({\mathrm{H}} \rightarrow {\mathrm{Z}} {\mathrm{Z}} \rightarrow 4\ell \) (\(\ell ={\mathrm{e}},{{{\upmu }}_{\mathrm{}}^{\mathrm{}}} \)) decay channel. A ... -
Measurements of the Electroweak Diboson Production Cross Sections in Proton-Proton Collisions at root s=5.02 TeV Using Leptonic Decays
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (American Physical Society, 2021)The first measurements of diboson production cross sections in proton-proton interactions at a center-of-mass energy of 5.02 TeV are reported. They are based on data collected with the CMS detector at the LHC, corresponding ... -
Measurements of the Electroweak Diboson Production Cross Sections in Proton-Proton Collisions at s =5.02 TeV Using Leptonic Decays
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (American Physical Society, 2021)The first measurements of diboson production cross sections in proton-proton interactions at a center-of-mass energy of 5.02 TeV are reported. They are based on data collected with the CMS detector at the LHC, corresponding ... -
Measurements of the pp -> W-+/-gamma gamma and pp -> Z gamma gamma cross sections at root s=13 TeV and limits on anomalous quartic gauge couplings
Sirunyan, A.M.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2021)The cross section for W or Z boson production in association with two photons is measured in proton-proton collisions at a centre-of-mass energy of 13 TeV. The data set corresponds to an integrated luminosity of 137 fb(-1) ... -
Measurements of the pp → W± γγ and pp → Zγγ cross sections at √s = 13 TeV and limits on anomalous quartic gauge couplings
Sirunyan, A.M.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer Verlag, 2021)The cross section for W or Z boson production in association with two photons is measured in proton-proton collisions at a centre-of-mass energy of 13 TeV. The data set corresponds to an integrated luminosity of 137 fb−1 ... -
A new calibration method for charm jet identification validated with proton-proton collision events at root s=13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2022)Many measurements at the LHC require efficient identification of heavy-flavour jets, i.e. jets originating from bottom (b) or charm (c) quarks. An overview of the algorithms used to identify c jets is described and a novel ... -
Observation of the B-c(+) Meson in Pb-Pb and pp Collisions at root s(NN)=5.02 TeV and Measurement of its Nuclear Modification Factor
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (American Physical Society, 2022)The B-c(+) meson is observed for the first time in heavy ion collisions. Data from the CMS detector are used to study the production of the B-c(+) meson in lead-lead (Pb-Pb) and proton-proton (pp) collisions at a center ... -
Observation of tW production in the single-lepton channel in pp collisions at root s=13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer Verlag, 2021)A measurement of the cross section of the associated production of a single top quark and a W boson in final states with a muon or electron and jets in proton-proton collisions at root s = 13 TeV is presented. The data ... -
Observation of tW production in the single-lepton channel in pp collisions at √s = 13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2021)A measurement of the cross section of the associated production of a single top quark and a W boson in final states with a muon or electron and jets in proton-proton collisions at s = 13 TeV is presented. The data correspond ... -
Precision luminosity measurement in proton-proton collisions at root S=13 TeV in 2015 and 2016 at CMS
Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Özdemir, Kadri; CMS Collaboration (Springeropen, 2021)The measurement of the luminosity recorded by the CMS detector installed at LHC interaction point 5, using proton-proton collisions at root S = 13 TeV in 2015 and 2016, is reported. The absolute luminosity scale is measured ... -
Precision luminosity measurement in proton–proton collisions at √s=13TeV in 2015 and 2016 at CMS
Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Özdemir, Kadri (SpringerOpen, 2021)The measurement of the luminosity recorded by the CMS detector installed at LHC interaction point 5, using proton–proton collisions at s=13TeV in 2015 and 2016, is reported. The absolute luminosity scale is measured for ... -
Probing Charm Quark Dynamics via Multiparticle Correlations in Pb-Pb Collisions at root s(NN)=5.02 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (American Physical Society, 2022)Multiparticle azimuthal correlations of prompt D-0 mesons arc measured in Pb-Pb collisions at a nucleon-nucleon center-of-mass energy of root s(NN) = 5.02 TeV. For the first time, a four-particle cumulant method is used ... -
Search for a heavy Higgs boson decaying into two lighter Higgs bosons in the ττbb final state at 13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer Verlag, 2021)A search for a heavy Higgs boson H decaying into the observed Higgs boson h with a mass of 125 GeV and another Higgs boson hS is presented. The h and hS bosons are required to decay into a pair of tau leptons and a pair ... -
Search for a heavy resonance decaying into a top quark and a W boson in the lepton plus jets final state at root s=13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2022)A search for a heavy resonance decaying into a top quark and a W boson in proton-proton collisions at root s = 13TeV is presented. The data analyzed were recorded with the CMS detector at the LHC and correspond to an ... -
Search for a right-handed W boson and a heavy neutrino in proton-proton collisions at root s=13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer, 2022)A search is presented for a right-handed W boson (W-R) and a heavy neutrino (N), in a final state consisting of two same-flavor leptons (ee or mu mu) and two quarks. The search is performed with the CMS experiment at the ... -
Search for a W′ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state at √s = 13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri (Springer, 2022)A search is presented for a heavy W′ boson resonance decaying to a B or T vector-like quark and a t or a b quark, respectively. The analysis is performed using proton-proton collisions collected with the CMS detector at ... -
Search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector boson pairs in proton-proton collisions at root s=13 TeV
Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Özdemir, Kadri; CMS Collaboration (SpringerOpen, 2021)A search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector bosons, using proton-proton collisions at root s = 13 TeV at the LHC, is reported. The data sample corresponds to an ... -
Search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector boson pairs in proton–proton collisions at √s=13TeV
Sirunyan, A.M.; Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Özdemir, Kadri (Springer Science and Business Media Deutschland GmbH, 2021)A search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector bosons, using proton–proton collisions at s=13TeV at the LHC, is reported. The data sample corresponds to an integrated ... -
Search for charged-lepton flavor violation in top quark production and decay in pp collisions at root s=13 TeV
Tumasyan, A.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; CMS Collaboration; Özdemir, Kadri (Springer, 2022)Results are presented from a search for charged-lepton flavor violating (CLFV) interactions in top quark production and decay in pp collisions at a center-of-mass energy of 13 TeV. The events are required to contain one ... -
Search for chargino-neutralino production in events with Higgs and W bosons using 137 fb −1 of proton-proton collisions at √s = 13 TeV
Sirunyan, A.M.; Adam, W.; Andrejkovic, J.W.; Bergauer, T.; Özdemir, Kadri; CMS Collaboration (Springer Verlag, 2021)A search for electroweak production of supersymmetric (SUSY) particles in final states with one lepton, a Higgs boson decaying to a pair of bottom quarks, and large missing transverse momentum is presented. The search uses ...