Browsing Faculty of Engineering by Author "Chatrchyan, S."
Now showing items 61-80 of 203
-
Measurement of the sum of WW and WZ production with W plus dijet events in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-02)A measurement of the inclusive WW+WZ diboson production cross section in proton-proton collisions is reported, based on events containing a leptonically decaying W boson and exactly two jets. The data sample, collected at ... -
Measurement of the t(t)over-bar production cross section in pp collisions at root s=7 TeV with lepton plus jets final states
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-03-13)A measurement of the a production cross section in pp collisions at root s = 7 TeV is presented. The results are based on data corresponding to an integrated luminosity of 2.3 fb(-1) collected by the CMS detector at the ... -
Measurement of the t(t)over-bar production cross section in the all-jet final state in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-05)A measurement is presented of the t (t) over bar production cross section (sigma(t (t) over bar)) in proton-proton collisions at a centre-of-mass energy of 7 TeV, in the all-jet final state that contains at least six jets, ... -
Measurement of the t(t)over-bar production cross section in the tau plus jets channel in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-04)The top-quark pair production cross section in 7 TeV center-of-mass energy proton-proton collisions is measured using data collected by the CMS detector at the LHC. The measurement uses events with one jet identified as a ... -
Measurement of the t-channel single-top-quark production cross section and of the |V (tb)| CKM matrix element in pp collisions at root s=8 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2014-06)Measurements are presented of the t-channel single-top-quark production cross section in proton-proton collisions at root s = 8 TeV. The results are based on a data sample corresponding to an integrated luminosity of 19.7 ... -
Measurement of the top-quark mass in all-jets t(t)over-bar events in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Nature, 2014-04)The mass of the top quark is measured using a sample of tt¯tt¯ candidate events with at least six jets in the final state. The sample is selected from data collected with the CMS detector in pp collisions at s√=7s=7 ... -
Measurement of the top-quark mass in t(t)over-bar events with dilepton final states in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-10)The top-quark mass is measured in proton-proton collisions at root s = 7 TeV using a data sample corresponding to an integrated luminosity of 5.0 fb(-1) collected by the CMS experiment at the LHC. The measurement is performed ... -
Measurement of the top-quark mass in t(t)over-bar events with lepton plus jets final states in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2012-12)The mass of the top quark is measured using a sample of t (t) over bar candidate events with one electron or muon and at least four jets in the final state, collected by CMS in pp collisions at root s = 7TeV at the LHC. A ... -
Measurement of the triple-differential cross section for photon plus jets production in proton-proton collisions at=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2014-06)A measurement of the triple-differential cross section, , in photon + jets final states using a data sample from proton-proton collisions at = 7 TeV is presented. This sample corresponds to an integrated luminosity of 2.14 ... -
Measurement of the tt¯ production cross section in the dilepton channel in pp collisions at s√ = 8 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2014-02)The top-antitop quark (t¯t) production cross section is measured in protonproton collisions at √s = 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 fb−1. The ... -
Measurement of the t̄t production cross section in the all-jet final state in pp collisions at √s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Nature, 2013)A measurement is presented of the t̄t production cross section σt̄t in proton-proton collisions at a centre-of-mass energy of 7 TeV, in the all-jet final state that contains at least six jets, two of which are tagged as ... -
Measurement of the W gamma and Z gamma inclusive cross sections in pp collisions at root s=7 TeV and limits on anomalous triple gauge boson couplings
Chatrchyan, S.; Işıldak, Bora (American Physical Society, 2014-05-01)Measurements of W gamma and Z gamma production in proton-proton collisions at root s = 7 TeV are used to extract limits on anomalous triple gauge couplings. The results are based on data recorded by the CMS experiment at ... -
Measurement of the W+W- and ZZ production cross sections in pp collisions at root s=8 TeV
Chatrchyan, S.; Işıldak, Bora (Elsevier, 2013-04-25)The W+W- and ZZ production cross sections are measured in proton-proton collisions at root s = 8 TeV with the CMS experiment at the LHC in data samples corresponding to an integrated luminosity of up to 5.3 fb(-1). The ... -
Measurement of the W+W- cross section in pp collisions at and limits on anomalous WW gamma and WWZ couplings
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-10)A measurement of W+W- production in pp collisions at is presented. The data were collected with the CMS detector at the LHC, and correspond to an integrated luminosity of 4.92 +/- 0.11 fb(-1). The W+W- candidates consist ... -
Measurement of the W-boson helicity in top-quark decays from t(t)over-bar production in lepton plus jets events in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-10)The W-boson helicity fractions in top-quark decays are measured with TeX events in the lepton+jets final state, using proton-proton collisions at a centre-of-mass energy of 7 TeV, collected in 2011 with the CMS detector ... -
Measurement of the X(3872) production cross section via decays to J/psi pi(+)pi(-) in pp collisions at root s=7 TeV
Chatrchyan, S.; Işıldak, Bora (Springer Science+Business Media, 2013-04)The production of the X(3872) is studied in pp collisions at root s = 7TeV, using decays to J/psi pi(+)pi(-), where the J/psi decays to two muons. The data were recorded by the CMS experiment and correspond to an integrated ... -
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 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 ...
Share this page