360 Result(s)
within
C. Pena
Classical and Quantum Gravitation, Relativity Theory
-
Article
Open AccessMeasurement of the W-boson helicity in top-quark decays from \( \mathrm{t}\overline{\mathrm{t}} \) production in lepton+jets events in pp collisions at \( \sqrt{s}=7 \) TeV
The W-boson helicity fractions in top-quark decays are measured with \( \mathrm{t}\overline{\mathrm{t}} \) events in the lepton+j...
-
Article
Open AccessMeasurement of the differential and double-differential Drell-Yan cross sections in proton-proton collisions at \( \sqrt{s} \) = 7 TeV
Measurements of the differential and double-differential Drell-Yan cross sections are presented using an integrated luminosity of 4.5 (4.8) fb−1 in the dimuon (dielectron) channel of proton-proton collision data ...
-
Article
Open AccessMeasurement of Higgs boson production and properties in the WW decay channel with leptonic final states
A search for the standard model Higgs boson decaying to a W-boson pair at the LHC is reported. The event sample corresponds to an integrated luminosity of 4.9 fb−1 and 19.4 fb−1 collected with the CMS detector in...
-
Article
Open AccessSearch for new physics in events with same-sign dileptons and jets in pp collisions at \( \sqrt{s} \) = 8 TeV
A search for new physics is performed based on events with jets and a pair of isolated, same-sign leptons. The results are obtained using a sample of proton-proton collision data collected by the CMS experimen...
-
Article
Open AccessMeasurement of associated W + charm production in pp collisions at \( \sqrt{s} \) = 7 TeV
Measurements are presented of the associated production of a W boson and a charm-quark jet (W + c) in pp collisions at a center-of-mass energy of 7 TeV. The analysis is conducted with a data sample correspondi...
-
Article
Open AccessMeasurement of the \( t\overline{t} \) production cross section in the dilepton channel in pp collisions at \( \sqrt{s} \) = 8 TeV
The top-antitop quark ( \( t\overline{t} \) ) production cross section is measured in proton-proton collisions at ...
-
Article
Open AccessStudies of azimuthal dihadron correlations in ultra-central PbPb collisions at \( \sqrt{{{s_{NN }}}} \) =2.76 TeV
Azimuthal dihadron correlations of charged particles have been measured in PbPb collisions at \( \sqrt{{{s_{NN }}}} \) ...
-
Article
Open AccessErratum: Measurement of the \( \mathrm{t}\overline{\mathrm{t}} \) production cross section in the dilepton channel in pp collisions at \( \sqrt{s} \) = 8 TeV
-
Article
Open AccessStudy of double parton scattering using W + 2-jet events in proton-proton collisions at \( \sqrt{s} \) = 7 TeV
Double parton scattering is investigated in proton-proton collisions at \( \sqrt{s} \) = 7 TeV where the final state in...
-
Article
Open AccessEvent activity dependence of \( Y \) (nS) production in \( \sqrt{{{s_{NN }}}} \) = 5.02 TeV pPb and \( \sqrt{s} \) = 2.76 TeV pp collisions
The production of \( Y \) (1S), \( Y \) ...
-
Article
Open AccessMeasurements of the \( \mathrm{t}\overline{\mathrm{t}} \) charge asymmetry using the dilepton decay channel in pp collisions at \( \sqrt{s} \) = 7 TeV
The \( \mathrm{t}\overline{\mathrm{t}} \) charge asymmetry in proton-proton collisions at
-
Article
Open AccessEvidence for the 125 GeV Higgs boson decaying to a pair of τ leptons
A search for a standard model Higgs boson decaying into a pair of τ leptons is performed using events recorded by the CMS experiment at the LHC in 2011 and 2012. The dataset corresponds to an integrated luminosit...
-
Article
Open AccessSearch for W′ → tb decays in the lepton + jets final state in pp collisions at \( \sqrt{s} \) = 8 TeV
Results are presented from a search for the production of a heavy gauge boson W′ decaying into a top and a bottom quark, using a data set collected by the CMS experiment at
-
Article
Open AccessSearch for new physics in the multijet and missing transverse momentum final state in proton-proton collisions at \( \sqrt{s} \) = 8 TeV
A search for new physics is performed in multijet events with large missing transverse momentum produced in proton-proton collisions at ...
-
Article
Open AccessMeasurement of the production cross sections for a Z boson and one or more b jets in pp collisions at \( \sqrt{s} \) = 7 TeV
The production of a Z boson, decaying into two leptons and produced in association with one or more b jets, is studied using proton-proton collisions delivered by the LHC at a centre-of-mass energy of 7 TeV. T...
-
Article
Open AccessMeasurement of the t-channel single-top-quark production cross section and of the |V tb| CKM matrix element in pp collisions at \( \sqrt{s} \) = 8 TeV
Measurements are presented of the t-channel single-top-quark production cross section in proton-proton collisions at \( \sqrt{s} \) ...
-
Article
Open AccessSearch for pair production of excited top quarks in the lepton + jets final state
A search is performed for pair-produced spin-3/2 excited top quarks
-
Article
Open AccessSearch for massive resonances in dijet systems containing jets tagged as W or Z boson decays in pp collisions at \( \sqrt{s} \) = 8 TeV
A search is reported for massive resonances decaying into a quark and a vector boson (W or Z), or two vector bosons (WW, WZ, or ZZ). The analysis is performed on an inclusive sample of multijet events correspo...
-
Article
Open AccessSearch for massive resonances decaying into pairs of boosted bosons in semi-leptonic final states at \( \sqrt{s} \) = 8 TeV
A search for new resonances decaying to WW, ZZ, or WZ is presented. Final states are considered in which one of the vector bosons decays leptonically and the other hadronically. Results are based on data corre...
-
Article
Open AccessSearch for the associated production of the Higgs boson with a top-quark pair
A search for the standard model Higgs boson produced in association with a top-quark pair
