Browsing by Author "(ORCID 0000-0002-0283-5234 & YÖK ID 124605) Işıldak, Bora"
Now showing items 321-340 of 930
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Measurement of the ZZ production cross section and search for anomalous couplings in 2l2l' final states in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-01)A measurement is presented of the ZZ production cross section in the ZZ -> 2l2l' decay mode with l = e, mu and l' = e, mu, tau in proton-proton collisions at root s = 7 TeV with the CMS experiment at the LHC. Results are ... -
Measurement of the ZZ production cross section and Z -> l(+)l(-)l '(+)l '(-) branching fraction in pp collisions at root s=13TeV
Khachatryan, V.; Işıldak, Bora (Elsevier, 2016)Four-lepton production in proton-proton collisions, pp -> (Z/gamma*)(Z/gamma*)-> l(+)l(-)l '(+)l '(-), where l,l '(-) = e or mu, is studied at a center-of-mass energy of 13 TeV with the CMS detector at the LHC. The data ... -
Measurement of the Zγ production cross section in pp collisions at 8 TeV and search for anomalous triple gauge boson couplings
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2015-04)The cross section for the production of Zγ in proton-proton collisions at 8 TeV is measured based on data collected by the CMS experiment at the LHC corresponding to an integrated luminosity of 19.5 fb−1. Events with an ... -
Measurement of the Λb cross section and the (Lambda)over-bar(b) to Λb ratio with J/ψΛ decays in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2012-08-14)The Lambda b differential production cross section and the cross section ratio sigma((Lambda) over bar (b))/sigma(Lambda(b)) are measured as functions of transverse momentum p(T)(Lambda b) rapidity vertical bar y(Lambda ... -
Measurement of the Υ(1S), Υ(2S), and Υ(3S) polarizations in pp collisions at root s 7 TeV
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2013-02-22)The polarizations of the Upsilon(1S), Upsilon(2S), and Upsilon(3S) mesons are measured in proton-proton collisions at root s = 7 TeV, using a data sample of Upsilon(nS) -> mu(+)mu(-) decays collected by the CMS experiment, ... -
Measurement of the ϒ(1S), ϒ(2S), and ϒ(3S) cross sections in pp collisions at =7 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-11-25)The Υ(1S), Υ(2S), and Υ(3S) production cross sections are measured using a data sample corresponding to an integrated luminosity of 35.8±1.4 pb−1 of proton–proton collisions at s√=7 TeV, collected with the CMS detector at ... -
Measurement of top quark pair production in association with a Z boson in proton-proton collisions at s√ = 13 TeV
Sirunyan, A. M.; Işıldak, Bora (Springer Nature, 2020-03-10)A measurement of the inclusive cross section of top quark pair production in association with a Z boson using proton-proton collisions at a center-of-mass energy of 13 TeV at the LHC is performed. The data sample corresponds ... -
Measurement of top quark polarisation in t-channel single top quark production
Khachatryan, V.; Işıldak, Bora (2016-04)A first measurement of the top quark spin asymmetry, sensitive to the top quark polarisation, in t-channel single top quark production is presented. It is based on a sample of pp collisions at a centre-of-mass energy of 8 ... -
Measurement of top quark-antiquark pair production in association with a W or Z boson in pp collisions at root s=8 TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2014)A measurement of the cross section for the production of top quark-antiquark pairs (t (t) over bar) in association with a vector boson V (W or Z) in proton-proton collisions at root s = 8 TeV is presented. The results are ... -
Measurement of transverse momentum relative to dijet systems in PbPb and pp collisions at 2.76 TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2016-01)An analysis of dijet events in PbPb and pp collisions is performed to explore the properties of energy loss by partons traveling in a quark-gluon plasma. Data are collected at a nucleon-nucleon center-of-mass energy of ... -
Measurement of tt¯ normalised multi-differential cross sections in pp collisions at s√=13 TeV, and simultaneous determination of the strong coupling strength, top quark pole mass, and parton distribution functions
Sirunyan, A. M.; Işıldak, Bora (Springer Nature, 2020-07-22)Normalised multi-differential cross sections for top quark pair (t (t) over bar) production are measured in proton-proton collisions at a centre-of-mass energy of 13 TeV using events containing two oppositely charged ... -
Measurement of W ± γ differential cross sections in proton-proton collisions at √s = 13 TeV and effective field theory constraints
Tumasyan, A.; Işıldak, Bora (American Physical Society, 2022-03-09)Differential cross section measurements of W±γ production in proton-proton collisions at s=13 TeV are presented. The data set used in this study was collected with the CMS detector at the CERN LHC in 2016-2018 with an ... -
Measurement of WZ and ZZ production in pp collisions at in final states with b-tagged jets
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2014-08)Measurements are reported of the WZ and ZZ production cross sections in proton-proton collisions at in final states where one Z boson decays to b-tagged jets. The other gauge boson, either W or Z, is detected through its ... -
Measurements of angular distance and momentum ratio distributions in three-jet and Z + two-jet final states in pp collisions
Sirunyan, A. M.; Işıldak, Bora (Springer, 2021-09-27)Collinear (small-angle) and large-angle, as well as soft and hard radiations are investigated in three-jet and Z + two-jet events collected in proton-proton collisions at the LHC. The normalized production cross sections ... -
Measurements of differential and double-differential Drell-Yan cross sections in proton-proton collisions at root s=8 TeV
Khachatryan, V.; Işıldak, Bora (Springer Nature, 2015-04)Measurements of the differential and double-differential Drell–Yan cross sections in the dielectron and dimuon channels are presented. They are based on proton–proton collision data at s√=8TeVs=8TeV recorded with the CMS ... -
Measurements of differential cross sections for associated production of a W boson and jets in proton-proton collisions at root s=8 TeV
Khachatryan, V.; Işıldak, Bora (APS, 2017)Differential cross sections for a W boson produced in association with jets are measured in a data sample of proton-proton collisions at a center-of-mass energy of 8 TeV recorded with the CMS detector and corresponding to ... -
Measurements of differential jet cross sections in proton-proton collisions at root s=7 TeV with the CMS detector
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2013-06-01)Measurements of inclusive jet and dijet production cross sections are presented. Data from LHC proton-proton collisions at root s = 7 TeV, corresponding to 5.0 fb(-1) of integrated luminosity, have been collected with the ... -
Measurements of differential production cross sections for a Z boson in association with jets in pp collisions at s√=8s=8 TeV
Khachatryan, V.; Işıldak, Bora (Springer International Publishing, 2017-04)Cross sections for the production of a Z boson in association with jets in proton-proton collisions at a centre-of-mass energy of s√=8s=8 TeV are measured using a data sample collected by the CMS experiment at the LHC ... -
Measurements of differential Z boson production cross sections in proton-proton collisions at √s = 13 TeV
Sirunyan, A. M.; Işıldak, Bora (Springer Nature, 2019-12-09)Measurements are presented of the differential cross sections for Z bosons produced in proton-proton collisions at s = 13 TeV and decaying to muons and electrons. The data analyzed were collected in 2016 with the CMS ... -
Measurements of Higgs boson production cross sections and couplings in the diphoton decay channel at s√ = 13 TeV
Sirunyan, A. M.; Işıldak, Bora (Springer, 2021-07-07)Measurements of Higgs boson production cross sections and couplings in events where the Higgs boson decays into a pair of photons are reported. Events are selected from a sample of proton-proton collisions at s = 13 TeV ...
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