Browsing Natural and Mathematical Sciences by Title
Now showing items 1019-1038 of 1083
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Studies of dijet transverse momentum balance and pseudorapidity√snn=5.02tev
(Springer Nature, 2014)Dijet production has been measured in pPbpPb collisions at a nucleon–nucleon centre-of-mass energy of 5.02 TeVTeV . A data sample corresponding to an integrated luminosity of 35 nb−1nb−1 was collected using the Compact ... -
Studies of inclusive four-jet production with two b-tagged jets in proton-proton collisions at 7 TeV
(American Physical Society, 2016)Measurements are presented of the cross section for the production of at least four jets, of which at least two originate from b quarks, in proton-proton collisions. Data collected with the CMS detector at the LHC at a ... -
Studies of jet mass in dijet and W/Z plus jet events
(Springer Science+Business Media, 2013-05)Invariant mass spectra for jets reconstructed using the anti-k(T) and Cambridge-Aachen algorithms are studied for different jet "grooming" techniques in data corresponding to an integrated luminosity of 5 fb(-1), recorded ... -
Studies of jet quenching using isolated-photon plus jet correlations in PbPb and pp collisions at root s(NN)=2.76 TeV
(Elsevier, 2013-01-08)Results from the first study of isolated-photon + jet correlations in relativistic heavy ion collisions are reported. The analysis uses data from PbPb collisions at a centre-of-mass energy of 2.76 TeV per nucleon pair ... -
Study of B meson production in p+Pb collisions at √s<inf>NN</inf> = 5.02 TeV using exclusive hadronic decays
(American Physical Society, 2016-01-22)The production cross sections of the B+, B0, and B0s mesons, and of their charge conjugates, are measured via exclusive hadronic decays in p+Pb collisions at the center-of-mass energy sNN−−−−√=5.02 TeV with the CMS detector ... -
Study of central exclusive π + π − production in proton-proton collisions at √s = 5.02 and 13 TeV
(Springer Nature, 2020-08-10)Central exclusive and semiexclusive production of pi(+)pi(-) pairs is measured with the CMS detector in proton-proton collisions at the LHC at center-of-mass energies of 5.02 and 13 TeV. The theoretical description of these ... -
Study of dijet events with a large rapidity gap between the two leading jets in pp collisions at √s=7 TeV
(Springer Nature, 2018-03)Events with no charged particles produced between the two leading jets are studied in proton-proton collisions at root s = 7 TeV. The jets were required to have transverse momentum p(T)(jet) > 40 GeV and pseudorapidity 1.5 ... -
Study of dijet events with large rapidity separation in proton-proton collisions at s√ = 2.76 TeV
(Springer, 2022-03-28)The cross sections for inclusive and Mueller-Navelet dijet production are measured as a function of the rapidity separation between the jets in proton-proton collisions at s = 2.76 TeV for jets with transverse momentum pT> ... -
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 ...
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