Browsing Natural and Mathematical Sciences by Title
Now showing items 1027-1046 of 1083
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Study of double parton scattering using W+2-jet events in proton-proton collisions at root s=7 TeV
(Elsevier, 2014-03)Double parton scattering is investigated in proton-proton collisions at = 7 TeV where the final state includes a W boson, which decays into a muon and a neutrino, and two jets. The data sample corresponds to an integrated ... -
Study of Drell-Yan dimuon production in proton-lead collisions at √sNN = 8.16 TeV
(Springer, 2021-05-20)Differential cross sections for the Drell-Yan process, including Z boson production, using the dimuon decay channel are measured in proton-lead (pPb) collisions at a nucleon-nucleon centre-of-mass energy of 8.16 TeV. A ... -
Study of excited Λ0b states decaying to Λ0bπ+π−in proton-proton collisions at √s=13 TeV
(Elsevier, 2020-04-10)A study of excited Lambda(0)(b) baryons is reported, based on a data sample collected in 2016-2018 with the CMS detector at the LHC in proton-proton collisions at a center-of-mass energy of 13 TeV, corresponding to an ... -
Study of exclusive two-photon production of W+W- in pp collisions at root s=7 TeV and constraints on anomalous quartic gauge couplings
(Springer Science+Business Media, 2013-07)A search for exclusive or quasi-exclusive W+W- production by photon-photon interactions, pp -> p(*)W(+)W(-)p(*), at \/s = 7 TeV is reported using data collected by the CMS detector with an integrated luminosity of 5.05 ... -
Study of final-state radiation in decays of Z bosons produced in pp collisions at 7 TeV
(2015-05-01)The differential cross sections for the production of photons in Z→μ+μ−γ decays are presented as a function of the transverse energy of the photon and its separation from the nearest muon. The data for these measurements ... -
Study of hadronic event-shape variables in multijet final states in pp collisions at √s = 7TeV
(Springer International Publishing, 2014-10)Event-shape variables, which are sensitive to perturbative and nonperturbative aspects of quantum chromodynamic (QCD) interactions, are studied in multijet events recorded in proton-proton collisions at s√=7s=7 TeV. ... -
Study of J/ψ meson production inside jets in pp collisions at √s=8 TeV
(Elsevier, 2020-05-10)A study of the production of prompt J/ψ mesons contained in jets in proton-proton collisions at s=8TeV is presented. The analysis is based on data corresponding to an integrated luminosity of 19.1 fb−1 collected with the ... -
Study of jet quenching with Z + jet correlations in Pb-Pb and pp collisions at √sNN=5.02TeV
(American Physical Society, 2017-08-23)The production of jets in association with Z bosons, reconstructed via the mu(+)mu(-) and e(+)e(-) decay channels, is studied in pp and, for the first time, in Pb-Pb collisions. Both data samples were collected by the CMS ... -
Study of quark and gluon jet substructure in Z+jet and dijet events from pp collisions
(Springer, 2022-01-31)Measurements of jet substructure describing the composition of quark- and gluon-initiated jets are presented. Proton-proton (pp) collision data at s = 13 TeV collected with the CMS detector are used, corresponding to an ... -
Study of the B +→ J / ψ Λ ¯ p decay in proton-proton collisions at √s = 8 TeV
(Springer, 2019-12-12)A study of the B +→ J / ψ Λ ¯ p decay using proton-proton collision data collected at s = 8 TeV by the CMS experiment at the LHC, corresponding to an integrated luminosity of 19.6 fb−1, is presented. The ratio of branching ... -
Study of the dijet mass spectrum in pp -> W + jets events at root s=7 TeV
(American Physical Society, 2012-12-21)We report an investigation of the invariant mass spectrum of the two jets with highest transverse momentum in pp -> W + 2-jet and W + 3-jet events to look for resonant enhancement. The data sample corresponds to an integrated ... -
Study of the inclusive production of charged pions, kaons, and protons in pp collisions at root s=0.9, 2.76, and 7 TeV
(Springer Science+Business Media, 2012-10)Spectra of identified charged hadrons are measured in pp collisions at the LHC for root s = 0.9, 2.76, and 7 TeV. Charged pions, kaons, and protons in the transverse-momentum range p(T) approximate to 0.1-1.7 GeV/c and for ... -
Study of the mass and spin-parity of the Higgs boson candidate via its decays to Z boson pairs
(American Physical Society, 2013)A study is presented of the mass and spin-parity of the new boson recently observed at the LHC at a mass near 125 GeV. An integrated luminosity of 17: 3 fb(-1), collected by the CMS experiment in proton-proton collisions ... -
Study of the production of charged pions, kaons, and protons in pPb collisions at root SNN=5.02 TeV
(Springer Science+Business Media, 2014-06)Spectra of identified charged hadrons are measured in pPb collisions with the CMS detector at the LHC at . Charged pions, kaons, and protons in the transverse-momentum range -1.7 and laboratory rapidity are identified via ... -
Study of the underlying event at forward rapidity in pp collisions at root s=0.9, 2.76, and 7 TeV
(Springer Science+Business Media, 2013-04)The underlying event activity in proton-proton collisions at forward pseudorapidity (-6.6 < eta < -5.2) is studied with the CMS detector at the LHC, using a novel observable: the ratio of the forward energy density, ... -
Study of the underlying event in top quark pair production in pp collisions at 13 TeV
(Springer Nature, 2019-02-07)Measurements of normalized differential cross sections as functions of the multiplicity and kinematic variables of charged-particle tracks from the underlying event in top quark and antiquark pair production are presented. ... -
Study of vector boson scattering and search for new physics in events with two same-sign leptons and two jets
(American Physical Society, 2015-02-06)A study of vector boson scattering in pp collisions at a center-of-mass energy of 8 TeV is presented. The data sample corresponds to an integrated luminosity of 19.4 fb−1 collected with the CMS detector. Candidate events ... -
Study of W boson production in PbPb and pp collisions at root s(NN)=2.76 TeV
(Elsevier, 2012)A measurement is presented of W-boson production in PbPb collisions carried out at a nucleon-nucleon (NN) centre-of-mass energy root S-NN of 2.76 TeV at the LHC using the CMS detector. In data corresponding to an integrated ... -
Study of W boson production in pPb collisions at √sNN = 5.02 TeV
(Elsevier, 2015-11-12)The first study of W boson production in pPb collisions is presented, for bosons decaying to a muon or electron, and a neutrino. The measurements are based on a data sample corresponding to an integrated luminosity of 34.6 ... -
Study of Z boson plus jets events using variables sensitive to double-parton scattering in pp collisions at 13 TeV
(Springer, 2021-10-21)Double-parton scattering is investigated using events with a Z boson and jets. The Z boson is reconstructed using only the dimuon channel. The measurements are performed with proton-proton collision data recorded by the ...
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