Browsing Exact and Earth Sciences by Subject "Hadron-Hadron scattering (experiments)"
Now showing items 1-20 of 99
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Bose-Einstein correlations of charged hadrons in proton-proton collisions at √s = 13 TeV
(2020) [Journal article]Bose-Einstein correlations of charged hadrons are measured over a broad multiplicity range, from a few particles up to about 250 reconstructed charged hadrons in proton-proton collisions at s√ = 13 TeV. The results are ... -
Charged-particle nuclear modification factors in XeXe collisions at √sNN = 5.02 TeV
(2018) [Journal article]The di erential yields of charged particles having pseudorapidity within j j < 1 are measured using xenon-xenon (XeXe) collisions at p sNN = 5:44TeV. The data, corresponding to an integrated luminosity of 3.42 b1, were ... -
Combination of inclusive and differential tt¯ charge asymmetry measurements using ATLAS and CMS data at √s = 7 and 8TeV
(2018) [Journal article]Abstract: This paper presents combinations of inclusive and di erential measurements of the charge asymmetry (AC) in top quark pair (t t) events with a lepton+jets signature by the ATLAS and CMS Collaborations, using data ... -
Combinations of single-top-quark production cross-section measurements and |fLV Vtb| determinations at √s= 7 and 8 TeV with the ATLAS and CMS experiments
(2019) [Journal article]This paper presents the combinations of single-top-quark production cross-section measurements by the ATLAS and CMS Collaborations, using data from LHC proton-proton collisions at √s = 7 and 8 TeV corresponding to integrated ... -
Comparing transverse momentum balance of b jet pairs in pp and PbPb collisions at √sNN = 5.02 TeV
(2018) [Journal article]The transverse momentum balance of pairs of back-to-back b quark jets in PbPb and pp collisions recorded with the CMS detector at the LHC is reported. The center-of-mass energy in both collision systems is 5.02TeV per ... -
Constraining the Chiral Magnetic Effect with charge-dependent azimuthal correlations in Pb-Pb collisions at √sNN = 2.76 and 5.02 TeV
(2020) [Journal article]Systematic studies of charge-dependent two- and three-particle correlations in Pb-Pb collisions at √ sNN = 2.76 and 5.02 TeV used to probe the Chiral Magnetic Effect (CME) are presented. These measurements are performed ... -
Determination of the strong coupling constant αS(mZ) from measurements of inclusive W± and Z boson production cross sections in proton-proton collisions at √s = 7 and 8 TeV
(2020) [Journal article]Twelve measurements of inclusive cross sections of W± and Z boson production, performed in proton-proton collisions at centre-of-mass energies of 7 and 8 TeV, are compared with perturbative quantum chromodynamics calculations ... -
Event-Shape Engineering for the D-meson elliptic flow in mid-central Pb-Pb collisions at √sNN = 5.02 TeV
(2019) [Journal article]The production yield of prompt D mesons and their elliptic ow coe cient v2 were measured with the Event-Shape Engineering (ESE) technique applied to mid-central (10{30% and 30{50% centrality classes) Pb-Pb collisions at ... -
Event shape variables measured using multijet nal states in proton-proton collisions at √s = 13 TeV
(2018) [Journal article]The study of global event shape variables can provide sensitive tests of predictions for multijet production in proton-proton collisions. This paper presents a study of several event shape variables calculated using jet ... -
Evidence for associated production of a Higgs boson with a top quark pair in final states with electrons, muons, and hadronically decaying τ leptons at √s = 13TeV
(2018) [Journal article]Results of a search for the standard model Higgs boson produced in association with a top quark pair (ttH) in nal states with electrons, muons, and hadronically decaying leptons are presented. The analyzed data set corresponds ... -
Inclusive search for supersymmetry in pp collisions at √s = 13 TeV using razor variables and boosted object identi cation in zero and one lepton final states
(2019) [Journal article]An inclusive search for supersymmetry (SUSY) using the razor variables is performed using a data sample of proton-proton collisions corresponding to an integrated luminosity of 35:9 fb1, collected with the CMS experiment ... -
Jet fragmentation transverse momentum measurements from di-hadron correlations in √s=7 TeV pp and and √sNN=5.02 TeV p–Pb collisions
(2019) [Journal article]The transverse structure of jets was studied via jet fragmentation transverse momentum (jT) distributions, obtained using two-particle correlations in proton-proton and proton-lead collisions, measured with the ALICE ... -
Measurement of electrons from heavy-flavour hadron decays as a function of multiplicity in p-Pb collisions at √sNN = 5.02 TeV
(2020) [Journal article]The multiplicity dependence of electron production from heavy-flavour hadron decays as a function of transverse momentum was measured in p-Pb collisions at √sNN = 5.02TeV using the ALICE detector at the LHC. The measurement ... -
Measurement of inclusive and differential Higgs boson production cross sections in the diphoton decay channel in proton-proton collisions at √s = 13 TeV
(2019) [Journal article]Measurements of the inclusive and di erential production cross sections for the Higgs boson in the diphoton decay channel are performed using the data set of protonproton collisions at p s = 13TeV collected by the CMS ... -
Measurement of properties of B0s → μ+μ− decays and search for B0→ μ+μ− with the CMS experiment
(2020) [Journal article]Results are reported for the B0s→ μ+μ− branching fraction and effective lifetime and from a search for the decay B0→ μ+μ−. The analysis uses a data sample of proton-proton collisions accumulated by the CMS experiment in ... -
Measurement of quark- and gluon-like jet fractions using jet charge in PbPb and pp collisions at 5.02 TeV
(2020) [Journal article]The momentum-weighted sum of the electric charges of particles inside a jet, known as jet charge, is sensitive to the electric charge of the particle initiating the parton shower. This paper presents jet charge distributions ... -
Measurement of the cross section for electroweak production of a Z boson, a photon and two jets in proton-proton collisions at √s = 13 TeV and constraints on anomalous quartic couplings
(2020) [Journal article]A measurement is presented of the cross section for electroweak production of a Z boson and a photon in association with two jets (Zγjj) in proton-proton collisions. The Z boson candidates are selected through their decay ... -
Measurement of the cross section for tt¯ production with additional jets and b jets in pp collisions at √s = 13 TeV
(2020) [Journal article]Measurements of the cross section for the production of top quark pairs in association with a pair of jets from bottom quarks (σtt¯¯bb¯¯) and in association with a pair of jets from quarks of any flavor or gluons (σtt¯jj) ... -
Measurement of the differential Drell-Yan cross section in proton-proton collisions at √s = 13 TeV
(2019) [Journal article]Measurements of the differential cross section for the Drell-Yan process, based on proton-proton collision data at a centre-of-mass energy of 13 TeV, collected by the CMS experiment, are presented. The data correspond to ... -
Measurement of the groomed jet mass in PbPb and pp collisions at √sNN = 5.02 TeV
(2018) [Journal article]A measurement of the groomed jet mass in PbPb and pp collisions at a nucleonnucleon center-of-mass energy of 5.02TeV with the CMS detector at the LHC is presented. Jet grooming is a recursive procedure which sequentially ...