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360 Result(s)
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Open AccessMeasurement of prompt J/ψ pair production in pp collisions at \( \sqrt{s} \) = 7 Tev
Production of prompt J/ψ meson pairs in proton-proton collisions at ...
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Open AccessStudy of hadronic event-shape variables in multijet final states in pp collisions at \( \sqrt{s} = 7 \) TeV
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 ...
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Open AccessErratum: Search for the associated production of the Higgs boson with a top-quark pair
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Open AccessSearch for neutral MSSM Higgs bosons decaying to a pair of tau leptons in pp collisions
A search for neutral Higgs bosons in the minimal supersymmetric extension of the standard model (MSSM) decaying to tau-lepton pairs in pp collisions is performed, using events recorded by the CMS experiment at...
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Open AccessSearch for standard model production of four top quarks in the lepton + jets channel in pp collisions at \( \sqrt{s}=8 \) TeV
A search is presented for standard model (SM) production of four top quarks ...
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Open AccessIdentification techniques for highly boosted W bosons that decay into hadrons
In searches for new physics in the energy regime of the LHC, it is becoming increasingly important to distinguish single-jet objects that originate from the merging of the decay products of W bosons produced w...
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Open AccessErratum to: Search for new physics in events with same-sign dileptons and jets in pp collisions at \( \sqrt{s} \) = 8 TeV
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Open AccessMeasurement of the W boson helicity in events with a single reconstructed top quark in pp collisions at \( \sqrt{s}=8 \) TeV
A measurement of the W boson helicity is presented, where the W boson originates from the decay of a top quark produced in pp collisions. The event selection, optimized for reconstructing a single top quark in...
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Open AccessMeasurement of the ratio of the production cross sections times branching fractions of B c ± → J/ψπ ± and B± → J/ψK ± and \( \mathrm{\mathcal{B}}\left({\mathrm{B}}_{\mathrm{c}}^{\pm}\to \mathrm{J}/\psi {\pi}^{\pm }{\pi}^{\pm }{\pi}^{\mp}\right)/\mathrm{\mathcal{B}}\left({\mathrm{B}}_{\mathrm{c}}^{\pm}\to \mathrm{J}/\psi {\pi}^{\pm}\right) \) in pp collisions at \( \sqrt{s}=7 \) TeV
The ratio of the production cross sections times branching fractions ...
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Open AccessSearch for disappearing tracks in proton-proton collisions at \( \sqrt{s}=8 \) TeV
A search is presented for long-lived charged particles that decay within the CMS detector and produce the signature of a disappearing track. Disappearing tracks are identified as those with little or no associ...
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Open AccessStudy of Z production in PbPb and pp collisions at \( \sqrt{s_{\mathrm{NN}}}=2.76 \) TeV in the dimuon and dielectron decay channels
The production of Z bosons is studied in the dimuon and dielectron decay channels in PbPb and pp collisions at ...
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Open AccessSearch for physics beyond the standard model in dilepton mass spectra in proton-proton collisions at \( \sqrt{s}=8 \) TeV
Dimuon and dielectron mass spectra, obtained from data resulting from proton-proton collisions at 8 TeV and recorded by the CMS experiment, are used to search for both narrow resonances and broad deviations fr...
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Open AccessSearch for physics beyond the standard model in events with two leptons, jets, and missing transverse momentum in pp collisions at \( \sqrt{s} \) = 8 TeV
A search is presented for physics beyond the standard model in final states with two opposite-sign same-flavor leptons, jets, and missing transverse momentum. The data sample corresponds to an integrated lumin...
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Open AccessMeasurement of the Zγ production cross section in pp collisions at 8 TeV and search for anomalous triple gauge boson couplings
The cross section for the production of Zγ in proton-proton collisions at 8 TeV is measured based on data collected by the CMS experiment at the LHC corresponding to an integrated luminosity of 19.5 fb−1. Events ...
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Open AccessSearches for supersymmetry using the M T2 variable in hadronic events produced in pp collisions at 8 TeV
Searches for supersymmetry (SUSY) are performed using a sample of hadronic events produced in 8 TeV pp collisions at the CERN LHC. The searches are based on the M T2 variable, which is a measure o...
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Open AccessSearch for vector-like T quarks decaying to top quarks and Higgs bosons in the all-hadronic channel using jet substructure
A search is performed for a vector-like heavy T quark that is produced in pairs and that decays to a top quark and a Higgs boson. The data analysed correspond to an integrated luminosity of 19.7 fb−1 collected wi...
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Open AccessSearches for third-generation squark production in fully hadronic final states in proton-proton collisions at \( \sqrt{s}=8 \) TeV
Searches for third-generation squarks in fully hadronic final states are presented using data samples corresponding to integrated luminosities of 19.4 or 19.7 fb−1, collected at a centre-of-mass energy of 8 TeV w...
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Open AccessSearch for the production of dark matter in association with top-quark pairs in the single-lepton final state in proton-proton collisions at \( \sqrt{s}=8 \) TeV
A search is presented for particle dark matter produced in association with a pair of top quarks in pp collisions at a centre-of-mass energy of ...
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Open AccessSearch for third-generation scalar leptoquarks in the tτ channel in proton-proton collisions at \( \sqrt{s}=8 \) TeV
A search for pair production of third-generation scalar leptoquarks decaying to top quark and τ lepton pairs is presented using proton-proton collision data at a center-of-mass energy of
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Open AccessMeasurement of the underlying event activity using charged-particle jets in proton-proton collisions at \( \sqrt{s}=2.76 \) TeV
A measurement of the underlying event (UE) activity in proton-proton collisions is performed using events with charged-particle jets produced in the central pseudorapidity region (|η ...