Faculty of Engineering: Recent submissions
Now showing items 681-700 of 3117
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Performance of the CMS muon trigger system in proton-proton collisions at √(s) = 13
(IOP Publishing, 2021-07)The muon trigger system of the CMS experiment uses a combination of hardware and software to identify events containing a muon. During Run 2 (covering 2015-2018) the LHC achieved instantaneous luminosities as high as 2 × ... -
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 ... -
Measurement of the Wγ production cross section in proton-proton collisions at √ s = 13 TeV and constraints on effective field theory coefficients
(American Physical Society, 2021-06-25)A fiducial cross section for Wγ production in proton-proton collisions is measured at a center-of-mass energy of 13 TeV in 137 fb-1 of data collected using the CMS detector at the LHC. The W→eν and μν decay modes are used ... -
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 ... -
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 ... -
Measurements of production cross sections of polarized same-sign W boson pairs in association with two jets in proton-proton collisions at √s = 13 TeV
(Elsevier, 2021-01-10)The first measurements of production cross sections of polarized same-sign W±W± boson pairs in proton-proton collisions are reported. The measurements are based on a data sample collected with the CMS detector at the LHC ... -
Measurements of pp → ZZ production cross sections and constraints on anomalous triple gauge couplings at √s = 13 TeV
(Springer, 2021-03-01)The production of Z boson pairs in proton–proton (p p) collisions, p p → (Z / γ∗) (Z / γ∗) → 2 ℓ2 ℓ′, where ℓ, ℓ′= e or μ , is studied at a center-of-mass energy of 13TeV with the CMS detector at the CERN LHC. The data ... -
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 ... -
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 ... -
First measurement of large area jet transverse momentum spectra in heavy-ion collisions
(Springer, 2021-05-31)Jet production in lead-lead (PbPb) and proton-proton (pp) collisions at a nucleon-nucleon center-of-mass energy of 5.02 TeV is studied with the CMS detector at the LHC, using PbPb and pp data samples corresponding to ... -
Search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector boson pairs in proton–proton collisions at √s = 13 TeV
(Springer, 2021-08-11)A search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector bosons, using proton–proton collisions at s=13TeV at the LHC, is reported. The data sample corresponds to an integrated ... -
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 ... -
Measurement of b jet shapes in proton-proton collisions at s√ = 5.02 TeV
(Springer, 2021-05-07)We present the first study of charged-hadron production associated with jets originating from b quarks in proton-proton collisions at a center-of-mass energy of 5.02 TeV. The data sample used in this study was collected ... -
Search for the lepton flavor violating decay τ → 3μ in proton-proton collisions at s√ = 13 TeV
(Springer, 2021-01-26)Results are reported from a search for the lepton flavor violating decay τ → 3μ in proton-proton collisions at s = 13 TeV. The data sample corresponds to an integrated luminosity of 33.2 fb−1 recorded by the CMS experiment ... -
Measurements of production cross sections of the Higgs boson in the four-lepton final state in proton–proton collisions at √s = 13 TeV
(Springer, 2021-06-02)Production cross sections of the Higgs boson are measured in the H → Z Z → 4 ℓ (ℓ=e,μ) decay channel. A data sample of proton–proton collisions at a center-of-mass energy of 13Te, collected by the CMS detector at the LHC ... -
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 ... -
Measurement of prompt open-charm production cross sections in proton-proton collisions at √s = 13 TeV
(Springer, 2021-12-01)The production cross sections for prompt open-charm mesons in proton-proton collisions at a center-of-mass energy of 13 TeV are reported. The measurement is performed using a data sample collected by the CMS experiment ... -
Measurement of the azimuthal anisotropy of Υ(1S) and Υ(2S) mesons in PbPb collisions at √sNN = 5.02 TeV
(Elsevier, 2021-08-10)The second-order Fourier coefficients (v2) characterizing the azimuthal distributions of [Formula presented] and [Formula presented] mesons produced in PbPb collisions at s =5.02TeV are studied. The [Formula presented] ... -
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 ...
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