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166 papers found.
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Search for resonant \( \mathrm{t}\overline{\mathrm{t}} \) production in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for a heavy resonance decaying into a top quark and antiquark \( \left(\mathrm{t}\overline{\mathrm{t}}\right) \) pair is performed using proton-proton collisions at \( \sqrt{s}=13 \) TeV. The search uses the data set collected with the CMS detector in 2016, which corresponds to an integrated luminosity of 35.9 fb−1. The analysis considers three exclusive final...

Search for contact interactions and large extra dimensions in the dilepton mass spectra from proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for nonresonant excesses in the invariant mass spectra of electron and muon pairs is presented. The analysis is based on data from proton-proton collisions at a center-of-mass energy of 13 TeV recorded by the CMS experiment in 2016, corresponding to a total integrated luminosity of 36 fb−1. No significant deviation from the standard model is observed. Limits are...

Search for \( \mathrm{t}\overline{\mathrm{t}}\mathrm{H} \) production in the \( \mathrm{H}\to \mathrm{b}\overline{\mathrm{b}} \) decay channel with leptonic \( \mathrm{t}\overline{\mathrm{t}} \) decays in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search is presented for the associated production of a standard model Higgs boson with a top quark-antiquark pair (\( \mathrm{t}\overline{\mathrm{t}}\mathrm{H} \)), in which the Higgs boson decays into a b quark-antiquark pair, in proton-proton collisions at a centre-of-mass energy \( \sqrt{s}=13 \) TeV. The data correspond to an integrated luminosity of 35.9 fb−1...

Inclusive search for supersymmetry in pp collisions at \( \sqrt{s}=13 \) TeV using razor variables and boosted object identification in zero and one lepton final states

Abstract An inclusive search for supersymmetry (SUSY) using the razor variables is performed using a data sample of proton-proton collisions corresponding to an integrated luminosity of 35.9 fb−1, collected with the CMS experiment in 2016 at a center-of-mass energy of \( \sqrt{s}=13 \) TeV. The search looks for an excess of events with large transverse energy, large jet...

Search for top quark partners with charge 5/3 in the same-sign dilepton and single-lepton final states in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for the pair production of heavy fermionic partners of the top quark with charge 5/3 (X5/3) is performed in proton-proton collisions at a center-of-mass energy of 13 TeV with the CMS detector at the CERN LHC. The data sample analyzed corresponds to an integrated luminosity of 35.9 fb−1. The X5/3 quark is assumed always to decay into a top quark and a W boson...

Search for the pair production of light top squarks in the e±μ∓ final state in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for the production of a pair of top squarks at the LHC is presented. This search targets a region of parameter space where the kinematics of top squark pair production and top quark pair production are very similar, because of the mass difference between the top squark and the neutralino being close to the top quark mass. The search is performed with 35.9 fb−1...

Search for a W′ boson decaying to a vector-like quark and a top or bottom quark in the all-jets final state

Abstract A search for a heavy W′ resonance decaying to one B or T vector-like quark and a top or bottom quark, respectively, is presented. The search uses proton-proton collision data collected in 2016 with the CMS detector at the LHC, corresponding to an integrated luminosity of 35.9 fb−1 at \( \sqrt{s}=13 \) TeV. Both decay channels result in a final state with a top quark, a...

Search for dark matter produced in association with a single top quark or a top quark pair in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for dark matter produced in association with top quarks in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. The data set used corresponds to an integrated luminosity of 35.9 fb−1 recorded with the CMS detector at the LHC. Whereas previous searches for neutral scalar or pseudoscalar mediators considered dark matter production in...

Search for new physics in final states with a single photon and missing transverse momentum in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search is conducted for new physics in final states containing a photon and missing transverse momentum in proton-proton collisions at \( \sqrt{s}=13 \) TeV, using the data collected in 2016 by the CMS experiment at the LHC, corresponding to an integrated luminosity of 35.9 fb−1. No deviations from the predictions of the standard model are observed. The results are...

Measurements of \( \mathrm{t}\overline{\mathrm{t}} \) differential cross sections in proton-proton collisions at \( \sqrt{\mathrm{s}}=13 \) TeV using events containing two leptons

Abstract Measurements of differential top quark pair \( \mathrm{t}\overline{\mathrm{t}} \) cross sections using events produced in proton-proton collisions at a centre-of-mass energy of 13 TeV containing two oppositely charged leptons are presented. The data were recorded by the CMS experiment at the CERN LHC in 2016 and correspond to an integrated luminosity of 35.9 fb−1. The...

Search for heavy resonances decaying into two Higgs bosons or into a Higgs boson and a W or Z boson in proton-proton collisions at 13 TeV

Abstract A search is presented for massive narrow resonances decaying either into two Higgs bosons, or into a Higgs boson and a W or Z boson. The decay channels considered are \( \mathrm{H}\mathrm{H}\to \mathrm{b}\overline{\mathrm{b}}{\tau}^{+}{\tau}^{-} \) and \( \mathrm{V}\mathrm{H}\to \mathrm{q}\overline{\mathrm{q}}{\tau}^{+}{\tau}^{-} \), where H denotes the Higgs boson, and...

Search for heavy Majorana neutrinos in same-sign dilepton channels in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search is performed for a heavy Majorana neutrino (N), produced in leptonic decay of a W boson propagator and decaying into a W boson and a lepton, with the CMS detector at the LHC. The signature used in this search consists of two same-sign leptons, in any flavor combination of electrons and muons, and at least one jet. The data were collected during 2016 in proton...

Measurement of inclusive and differential Higgs boson production cross sections in the diphoton decay channel in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract Measurements of the inclusive and differential production cross sections for the Higgs boson in the diphoton decay channel are performed using the data set of proton-proton collisions at \( \sqrt{s}=13 \) TeV collected by the CMS experiment at the LHC in 2016 and corresponding to an integrated luminosity of 35.9 fb−1. The cross sections are measured in a fiducial phase...

Search for the decay of a Higgs boson in the ℓℓγ channel in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search for a Higgs boson decaying into a pair of electrons or muons and a photon is described. Higgs boson decays to a Z boson and a photon (H → Zγ → ℓℓγ, ℓ = e or μ), or to two photons, one of which has an internal conversion into a muon pair (H → γ*γ → μμγ) were considered. The analysis is performed using a data set recorded by the CMS experiment at the LHC from...

Search for resonances in the mass spectrum of muon pairs produced in association with b quark jets in proton-proton collisions at \( \sqrt{s}=8 \) and 13 TeV

Abstract A search for resonances in the mass range 12–70 GeV produced in association with a b quark jet and a second jet, and decaying to a muon pair, is reported. The analysis is based on data from proton-proton collisions at center-of-mass energies of 8 and 13 TeV, collected with the CMS detector at the LHC and corresponding to integrated luminosities of 19.7 and 35.9 fb−1...

Search for heavy resonances decaying into a vector boson and a Higgs boson in final states with charged leptons, neutrinos and b quarks at \( \sqrt{s}=13 \) TeV

Abstract A search for heavy resonances, decaying into the standard model vector bosons and the standard model Higgs boson, is presented. The final states considered contain a b quark-antiquark pair from the decay of the Higgs boson, along with electrons and muons and missing transverse momentum, due to undetected neutrinos, from the decay of the vector bosons. The mass spectra...

Measurements of Higgs boson properties in the diphoton decay channel in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract Measurements of Higgs boson properties in the H → γγ decay channel are reported. The analysis is based on data collected by the CMS experiment in proton-proton collisions at \( \sqrt{s}=13 \) TeV during the 2016 LHC running period, corresponding to an integrated luminosity of 35.9 fb−1. Allowing the Higgs mass to float, the measurement yields a signal strength relative...

Measurement of the production cross section for single top quarks in association with W bosons in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A measurement is presented of the associated production of a single top quark and a W boson in proton-proton collisions at \( \sqrt{s}=13 \) TeV by the CMS Collaboration at the CERN LHC. The data collected corresponds to an integrated luminosity of 35.9 fb−1. The measurement is performed using events with one electron and one muon in the final state along with at least...

Search for additional neutral MSSM Higgs bosons in the τ τ final state in proton-proton collisions at \( \sqrt{s}=13 \) TeV

Abstract A search is presented for additional neutral Higgs bosons in the τ τ final state in proton-proton collisions at the LHC. The search is performed in the context of the minimal supersymmetric extension of the standard model (MSSM), using the data collected with the CMS detector in 2016 at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 35.9...