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Ꮃeb of Science: Recent submissions
Now showing items 841-860 of 1868
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Search for jet extinction in the inclusive jet-pT spectrum from proton-proton collisions at ?s=8 TeV
(Amer Physical Soc, 2014)The first search at the LHC for the extinction of QCD jet production is presented, using data collected with the CMS detector corresponding to an integrated luminosity of 10.7 fb-1 of proton-proton collisions at a ... -
Measurements of differential jet cross sections in proton-proton collisions at ?s=7 TeV with the CMS detector
(Amer Physical Soc, 2013)Measurements of inclusive jet and dijet production cross sections are presented. Data from LHC proton-proton collisions at root s = 7 TeV, corresponding to 5.0 fb(-1) of integrated luminosity, have been collected with the ... -
Search for fractionally charged particles in pp collisions at ?s=7 TeV
(Amer Physical Soc, 2013)A search is presented for free heavy long-lived fractionally charged particles produced in pp collisions at root s = 7 TeV. The data sample was recorded by the CMS detector at the LHC and corresponds to an integrated ... -
Big-bang nucleosynthesis limit on the neutral fermion decays into neutrinos
(Amer Physical Soc, 2013)Using the primordial helium abundance, an upper limit to the magnetic moments for Dirac neutrinos had been provided by imposing restrictions on the number of the additional helicity states. Considering nonthermal photons ... -
First measurement of the forward rapidity gap distribution in pPb collisions at ?sNN=8.16 TeV
(Amer Physical Soc, 2023)For the first time at LHC energies, the forward rapidity gap spectra from proton-lead collisions for both proton and lead dissociation processes are presented. The analysis is performed over 10.4 units of pseudorapidity ... -
Measurement of differential cross sections for the production of a Z boson in association with jets in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2023)A measurement is presented of the production of Z bosons that decay into two electrons or muons in association with jets, in proton-proton collisions at a center-of-mass energy of 13 TeV. The data were cross sections are ... -
Search for supersymmetry in final states with a single lepton, b-quark jets, and missing transverse energy in proton-proton collisions at ?s=7 TeV
(Amer Physical Soc, 2013)A search motivated by supersymmetric models with light top squarks is presented using proton-proton collision data recorded with the CMS detector at a center-of-mass energy of root s = 7 TeV during 2011, corresponding to ... -
Search for supersymmetry in events with opposite-sign dileptons and missing transverse energy using an artificial neural network
(Amer Physical Soc, 2013)In this paper, a search for supersymmetry (SUSY) is presented in events with two opposite-sign isolated leptons in the final state, accompanied by hadronic jets and missing transverse energy. An artificial neural network ... -
Search for pair production of first- and second-generation scalar leptoquarks in pp collisions at ?s=7 TeV
(Amer Physical Soc, 2012)Results are presented from a search for the pair production of first- and second-generation scalar leptoquarks in proton-proton collisions at root s = 7 TeV. The data sample corresponds to an integrated luminosity of 5.0 ... -
Search for contact interactions using the inclusive jet pT spectrum in pp collisions at ?s=7 TeV
(Amer Physical Soc, 2013)Results are reported of a search for a deviation in the jet production cross section from the prediction of perturbative quantum chromodynamics at next-to-leading order. The search is conducted using a 7 TeV proton-proton ... -
Search for new physics in final states with a lepton and missing transverse energy in pp collisions at the LHC
(Amer Physical Soc, 2013)This Letter describes the search for an enhanced production rate of events with a charged lepton and a neutrino in high-energy pp collisions at the LHC. The analysis uses data collected with the CMS detector, with an ... -
Search for Z? resonances decaying to t(t)over-bar in dilepton plus jets final states in pp collisions at ?s=7 TeV
(Amer Physical Soc, 2013)A search for resonances decaying to top quark-antiquark pairs is performed using a dilepton + jets data sample recorded by the CMS experiment at the LHC in pp collisions at root s = 7 TeV corresponding to an integrated ... -
Invariants of collective neutrino oscillations
(Amer Physical Soc, 2011)We consider the flavor evolution of a dense neutrino gas by taking into account both vacuum oscillations and self-interactions of neutrinos. We examine the system from a many-body perspective as well as from the point of ... -
Hard color-singlet exchange in dijet events in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2021)Events where the two leading jets are separated by a pseudorapidity interval devoid of particle activity, known as jet-gap-jet events, are studied in proton-proton collisions at root s = 13 TeV. The signature is expected ... -
Measurement of the top quark Yukawa coupling from t(t)over-bar kinematic distributions in the dilepton final state in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2020)A measurement of the Higgs boson Yukawa coupling to the top quark is presented using proton-proton collision data at root s = 13 TeV, corresponding to an integrated luminosity of 137 fb(-1), recorded with the CMS detector. ... -
Search for long-lived particles using displaced jets in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2021)An inclusive search is presented for long-lived particles using displaced jets. The search uses a data sample collected with the CMS detector at the CERN LHC in 2017 and 2018, from proton-proton collisions at a center-of-mass ... -
Search for bottom-type, vectorlike quark pair production in a fully hadronic final state in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2020)A search is described for the production of a pair of bottom-type vectorlike quarks (VLQs), each decaying into a b or (b) over bar quark and either a Higgs or a Z boson, with a mass greater than 1000 GeV. The analysis is ... -
Measurement of differential t(t)over-bar production cross sections using top quarks at large transverse momenta in pp collisions at ?s=13 TeV
(Amer Physical Soc, 2021)A measurement is reported of differential top quark pair (t (t) over bar) production cross sections, where top quarks are produced at large transverse momenta. The data collected with the CMS detector at the LHC are from ... -
Search for top squarks in final states with two top quarks and several light-flavor jets in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2021)Many new physics models, including versions of supersymmetry characterized by R-parity violation (RPV), compressed mass spectra, long decay chains, or additional hidden sectors, predict the production of events with top ... -
Search for top squark production in fully hadronic final states in proton-proton collisions at ?s=13 TeV
(Amer Physical Soc, 2021)A search for production of the supersymmetric partners of the top quark, top squarks, is presented. The search is based on proton-proton collision events containing multiple jets, no leptons, and large transverse momentum ...
