176 Result(s)
within
R. Leonardi
Classical and Quantum Gravitation, Relativity Theory
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Open AccessErratum to: Search for heavy Higgs bosons decaying to a top quark pair in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
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Open AccessFirst measurement of large area jet transverse momentum spectra in heavy-ion collisions
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 correspon...
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Open AccessMeasurement of b jet shapes in proton-proton collisions at \( \sqrt{s} \) = 5.02 TeV
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...
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Open AccessMeasurement of the inclusive and differential Higgs boson production cross sections in the leptonic WW decay mode at \( \sqrt{s} \) = 13 TeV
Measurements of the fiducial inclusive and differential production cross sections of the Higgs boson in proton-proton collisions at ...
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Open AccessDependence of inclusive jet production on the anti-kT distance parameter in pp collisions at \( \sqrt{\mathrm{s}} \) = 13 TeV
The dependence of inclusive jet production in proton-proton collisions with a center-of-mass energy of 13 TeV on the distance parameter R of the anti-kT algorithm is studied using data corresponding to integrated...
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Open AccessInvestigation into the event-activity dependence of ϒ(nS) relative production in proton-proton collisions at \( \sqrt{s} \) = 7 TeV
The ratios of the production cross sections between the excited ϒ(2S) and ϒ(3S) mesons and the ϒ(1S) ground state, detected via their decay into two muons, are studied as a function of the number of charged pa...
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Open AccessCombination of the W boson polarization measurements in top quark decays using ATLAS and CMS data at \( \sqrt{s} \) = 8 TeV
The combination of measurements of the W boson polarization in top quark decays performed by the ATLAS and CMS collaborations is presented. The measurements are based on proton-proton collision data produced a...
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Open AccessSearch for charged Higgs bosons decaying into a top and a bottom quark in the all-jet final state of pp collisions at \( \sqrt{s} \) = 13 TeV
A search for charged Higgs bosons (H±) decaying into a top and a bottom quark in the all-jet final state is presented. The analysis uses LHC proton-proton collision data recorded with the CMS detector in 2016 at
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Open AccessMeasurement of the cross section for \( \mathrm{t}\overline{\mathrm{t}} \) production with additional jets and b jets in pp collisions at \( \sqrt{s} \) = 13 TeV
Measurements of the cross section for the production of top quark pairs in association with a pair of jets from bottom quarks ...
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Open AccessThe production of isolated photons in PbPb and pp collisions at \( \sqrt{s_{\mathrm{NN}}} \) = 5.02 TeV
The transverse energy ( E T γ ...
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Open AccessMeasurement of quark- and gluon-like jet fractions using jet charge in PbPb and pp collisions at 5.02 TeV
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 charg...
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Open AccessMeasurement of the top quark forward-backward production asymmetry and the anomalous chromoelectric and chromomagnetic moments in pp collisions at \( \sqrt{s} \) = 13 TeV
Abstract
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Open AccessMeasurement of the cross section for electroweak production of a Z boson, a photon and two jets in proton-proton collisions at \( \sqrt{\mathrm{s}} \) = 13 TeV and constraints on anomalous quartic couplings
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 th...
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Open AccessDetermination of the strong coupling constant αS(mZ) from measurements of inclusive W± and Z boson production cross sections in proton-proton collisions at \( \sqrt{\mathrm{s}} \) = 7 and 8 TeV
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...
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Open AccessSearch for an excited lepton that decays via a contact interaction to a lepton and two jets in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
Results are presented from a search for events containing an excited lepton (electron or muon) produced in association with an ordinary lepton of the same flavor and decaying to a lepton and two hadronic jets....
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Open AccessSearch for high mass dijet resonances with a new background prediction method in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search for narrow and broad resonances with masses greater than 1.8 TeV decaying to a pair of jets is presented. The search uses proton-proton collision data at
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Open AccessSearch for direct top squark pair production in events with one lepton, jets, and missing transverse momentum at 13 TeV with the CMS experiment
A search for direct top squark pair production is presented. The search is based on proton-proton collision data at a center-of-mass energy of 13 TeV recorded by the CMS experiment at the LHC during 2016, 2017...
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Open AccessMeasurement of properties of \( {\mathrm{B}}_{\mathrm{s}}^0 \)→ μ+μ− decays and search for B0→ μ+μ− with the CMS experiment
Results are reported for the Bs0\( {\mathrm{B}}_{\mathrm{s}}^0 \)→ 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 collisi...
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Open AccessSearch for heavy Higgs bosons decaying to a top quark pair in proton-proton collisions at \( \sqrt{s} \) = 13 TeV
A search is presented for additional scalar (H) or pseudoscalar (A) Higgs bosons decaying to a top quark pair in proton-proton collisions at a center-of-mass energy of 13 TeV. The data set analyzed corresponds...
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Open AccessA search for the standard model Higgs boson decaying to charm quarks
A direct search for the standard model Higgs boson, H, produced in association with a vector boson, V (W or Z), and decaying to a charm quark pair is presented. The search uses a data set of proton-proton coll...
