Browsing Natural and Mathematical Sciences by Issue Date
Now showing items 901-920 of 1083
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Hard color-singlet exchange in dijet events in proton-proton collisions at root √s = 13 TeV
(2021-08-26)Events where the two leading jets are separated by a pseudorapidity interval devoid of particle activity, known as jet-gap-jet events, are studied in proton-proton collisions at root s = 13 TeV. The signature is expected ... -
Search for lepton-flavor violating decays of the Higgs boson in the μτ and eτ final states in proton-proton collisions at √s=13 TeV
(American Physical Society, 2021-08-31)A search is presented for lepton-flavor violating decays of the Higgs boson to μτ and eτ. The dataset corresponds to an integrated luminosity of 137 fb-1 collected at the LHC in proton-proton collisions at a center-of-mass ... -
Constraints on the initial state of Pb-Pb collisions via measurements of Z -Boson yields and azimuthal anisotropy at √ sNN = 5.02 TeV
(American Physical Society, 2021-08-31)The CMS experiment at the LHC has measured the differential cross sections of Z bosons decaying to pairs of leptons, as functions of transverse momentum and rapidity, in lead-lead collisions at a nucleon-nucleon center-of-mass ... -
Precision luminosity measurement in proton–proton collisions at √s = 13 TeV in 2015 and 2016 at CMS
(Springer, 2021-09-09)The measurement of the luminosity recorded by the CMS detector installed at LHC interaction point 5, using proton–proton collisions at s=13TeV in 2015 and 2016, is reported. The absolute luminosity scale is measured for ... -
First measurement of the cross section for top quark pair production with additional charm jets using dileptonic final states in pp collisions at √s = 13 TeV
(Elsevier, 2021-09-10)The first measurement of the inclusive cross section for top quark pairs (tt‾) produced in association with two additional charm jets is presented. The analysis uses the dileptonic final states of tt‾ events produced in ... -
Search for top squark production in fully hadronic final states in proton-proton collisions at √s = 13 TeV
(American Physical Society, 2021-09-10)A search for production of the supersymmetric partners of the top quark, top squarks, is presented. The search is based on proton-proton collision events containing multiple jets, no leptons, and large transverse momentum ... -
Search for W′ bosons decaying to a top and a bottom quark at √s = 13 TeV in the hadronic final state
(Elsevier, 2021-09-10)A search is performed for W′ bosons decaying to a top and a bottom quark in the all-hadronic final state, in proton-proton collisions at a center-of-mass energy of 13 TeV. The analyzed data were collected by the CMS ... -
Observation of forward neutron multiplicity dependence of dimuon acoplanarity in ultraperipheral Pb-Pb collisions at √sNN = 5.02 TeV
(American Physical Society, 2021-09-17)The first measurement of the dependence of γγ→μ+μ- production on the multiplicity of neutrons emitted very close to the beam direction in ultraperipheral heavy ion collisions is reported. Data for lead-lead interactions ... -
Constraints on anomalous Higgs boson couplings to vector bosons and fermions in its production and decay using the four-lepton final state
(American Physical Society, 2021-09-17)Studies of CP violation and anomalous couplings of the Higgs boson to vector bosons and fermions are presented. The data were acquired by the CMS experiment at the LHC and correspond to an integrated luminosity of 137 fb-1 ... -
Measurements of angular distance and momentum ratio distributions in three-jet and Z + two-jet final states in pp collisions
(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 ... -
Search for long-lived particles decaying to jets with displaced vertices in proton-proton collisions at √s=13 TeV
(American Physical Society, 2021-09-28)A search is presented for long-lived particles produced in pairs in proton-proton collisions at the LHC operating at a center-of-mass energy of 13 TeV. The data were collected with the CMS detector during the period from ... -
Measurement of the electroweak production of Z γ and two jets in proton-proton collisions at √s = 13 TeV and constraints on anomalous quartic gauge couplings
(American Physical Society, 2021-10-05)The first observation of the electroweak (EW) production of a Z boson, a photon, and two forward jets (Zγjj) in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. A data set corresponding to an ... -
Search for chargino-neutralino production in events with Higgs and W bosons using 137 fb−1 of proton-proton collisions at s√ = 13 TeV
(Springer, 2021-10-06)A search for electroweak production of supersymmetric (SUSY) particles in final states with one lepton, a Higgs boson decaying to a pair of bottom quarks, and large missing transverse momentum is presented. The search uses ... -
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 ... -
Large deviations principle for discrete-time mean-field games
(Springer, 2021-11)In this paper, we establish a large deviations principle (LDP) for interacting particle systems that arise from state and action dynamics of discrete-time mean-field games under the equilibrium policy of the infinite-population ... -
Measurements of the electroweak diboson production cross sections in proton-proton collisions at √s = 5.02 TeV using leptonic decays
(American Physical Society, 2021-11-02)The first measurements of diboson production cross sections in proton-proton interactions at a center-of-mass energy of 5.02 TeV are reported. They are based on data collected with the CMS detector at the LHC, corresponding ... -
Combined searches for the production of supersymmetric top quark partners in proton–proton collisions at √s = 13 TeV
(Springer, 2021-11-03)A combination of searches for top squark pair production using proton–proton collision data at a center-of-mass energy of 13Te at the CERN LHC, corresponding to an integrated luminosity of 137fb-1 collected by the CMS ... -
Search for a heavy Higgs boson decaying into two lighter Higgs bosons in the τ τbb final state at 13 TeV
(Springer, 2021-11-09)A search for a heavy Higgs boson H decaying into the observed Higgs boson h with a mass of 125 GeV and another Higgs boson hS is presented. The h and hS bosons are required to decay into a pair of tau leptons and a pair ... -
Observation of tW production in the single-lepton channel in pp collisions at s√ = 13 TeV
(Springer, 2021-11-11)A measurement of the cross section of the associated production of a single top quark and a W boson in final states with a muon or electron and jets in proton-proton collisions at s = 13 TeV is presented. The data correspond ... -
Properties of spin-1=2 heavy baryons at nonzero temperature
(American Physical Society, 2021-11-18)The spectroscopic properties of single heavy spin-1/2 ΛQ, ςQ, ΞQ(′), and ωQ baryons are investigated at finite temperature in the framework of the thermal QCD sum rule. We discuss the behavior of the mass and residue of ...
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