Browsing Natural and Mathematical Sciences by Issue Date
Now showing items 701-720 of 1083
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Search for a light charged higgs boson decaying to a W boson and a CP -odd higgs boson in final states with eμμ or μμμ in proton-proton collisions at s =13 TeV
(American Physical Society, 2019-09-23)A search for a light charged Higgs boson (H+) decaying to a W boson and a CP-odd Higgs boson (A) in final states with e mu mu or mu mu mu is performed using data from pp collisions at root s = 13 TeV, recorded by the CMS ... -
String analog of Reissner–Nordström black holes cannot be overcharged
(World Scientific Publishing Co Pte Lt, 2019-09-28)In this work, we attempt to overcharge extremal and nearly extremal charged black holes in string theory, known as the Garfinkle-Horowitz-Strominger solution. We first show that extremal black holes cannot be overcharged ... -
Charged-particle angular correlations in XeXe collisions at √sNN = 5.44 TeV
(American Physical Society, 2019-10-03)Azimuthal correlations of charged particles in xenon-xenon collisions at a center-of-mass energy per nucleon pair of root s(NN) = 5.44 TeV are studied. The data were collected by the CMS experiment at the LHC with a total ... -
Measurement of the top quark polarization and t ¯ t spin correlations using dilepton final states in proton-proton collisions at √ s = 13 TeV
(American Physical Society, 2019-10-08)Measurements of the top quark polarization and top quark pair (t¯t) spin correlations are presented using events containing two oppositely charged leptons (eþe−, eμ∓, or μþμ−) produced in proton-proton collisions at a ... -
Search for pair production of vectorlike quarks in the fully hadronic final state
(American Physical Society, 2019-10-08)The results of two searches for pair production of vectorlike T or B quarks in fully hadronic final states are presented, using data from the CMS experiment at a center-of-mass energy of 13 TeV. The data were collected ... -
Search for resonances decaying to a pair of Higgs bosons in the b b ¯ q q ¯ ’ℓν final state in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-10-09)A search for new massive particles decaying into a pair of Higgs bosons in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. Data were collected with the CMS detector at the LHC, corresponding to ... -
Search for long-lived particles using nonprompt jets and missing transverse momentum with proton-proton collisions at √s=13 TeV
(Elsevier, 2019-10-10)A search for long-lived particles decaying to displaced, nonprompt jets and missing transverse momentum is presented. The data sample corresponds to an integrated luminosity of 137 of proton-proton collisions at a ... -
Search for dark photons in decays of Higgs bosons produced in association with Z bosons in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-10-10)A search is presented for a Higgs boson that is produced in association with a Z boson and that decays to an undetected particle together with an isolated photon. The search is performed by the CMS Collaboration at the ... -
Evidence for light-by-light scattering and searches for axion-like particles in ultraperipheral PbPb collisions at √sNN = 5.02 TeV
(Elsevier, 2019-10-10)Evidence for the light-by-light scattering process, gamma gamma -> gamma gamma, in ultraperipheral PbPb collisions at a centre-of-mass energy per nucleon pair of 5.02 TeV is reported. The analysis is conducted using a data ... -
Search for Higgs and Z boson decays to J/ψor Ypairs in the four-muon final state in proton-proton collisions at √s=13 TeV
(Elsevier, 2019-10-10)A search for decays of the Higgs and Z boson to pairs of J/ψ or Y(nS) (n = 1, 2, 3) mesons, with their subsequent decay to μ+μ− pairs, is presented. The analysis uses data from proton-proton collisions at s=13TeV, collected ... -
Measurement of the top quark Yukawa coupling from t¯t kinematic distributions in the lepton + jets final state in proton-proton collisions at √ s = 13 TeV
(American Physical Society, 2019-10-17)Results are presented for an extraction of the top quark Yukawa coupling from top quark-antiquark (t (t) over bar) kinematic distributions in the lepton plus jets final state in proton-proton collisions, based on data ... -
Search for supersymmetry in proton-proton collisions at 13 TeV in final states with jets and missing transverse momentum
(Springer Nature, 2019-10-25)Results are reported from a search for supersymmetric particles in the final state with multiple jets and large missing transverse momentum. The search uses a sample of proton-proton collisions at √s = 13 TeV collected ... -
Measurements of triple-differential cross sections for inclusive isolated-photon+jet events in pp collisions at s√=8 TeV
(Springer Nature, 2019-11)Measurements are presented of the triple-differential cross section for inclusive isolated-photon+jet events in pp collisions at root s = 8 TeV as a function of photon transverse momentum (p(T)(gamma)), photon pseudorapidity ... -
Optimal survival strategy for branching Brownian motion in a Poissonian trap field
(Institut Henri Poincaré, 2019-11)We study a branching Brownian motion Z with a generic branching law, evolving in R-d, where a field of Poissonian traps is present. Each trap is a ball with constant radius. The traps are hard in the sense that the process ... -
Measurement of the average very forward energy as a function of the track multiplicity at central pseudorapidities in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-11)The average total energy as well as its hadronic and electromagnetic components are measured with the CMS detector at pseudorapidities -6.6 < eta < -5.2 in proton-proton collisions at a centre-of-mass energy root s = 13 ... -
Search for new physics in top quark production in dilepton final states in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-11)A search for new physics in top quark production is performed in proton-proton collisions at 13 TeV. The data set corresponds to an integrated luminosity of 35.9 fb(-1) collected in 2016 with the CMS detector. Events with ... -
Combination of CMS searches for heavy resonances decaying to pairs of bosons or leptons
(Elsevier, 2019-11-10)A statistical combination of searches for heavy resonances decaying to pairs of bosons or leptons is presented. The data correspond to an integrated luminosity of 35.9 fb(-1) collected during 2016 by the CMS experiment at ... -
Search for MSSM Higgs bosons decaying to μ+μ−in proton-proton collisions at √s=13 TeV
(Elsevier, 2019-11-10)A search is performed for neutral non-standard-model Higgs bosons decaying to two muons in the context of the minimal supersymmetric standard model (MSSM). Proton-proton collision data recorded by the CMS experiment at the ... -
Search for anomalous electroweak production of vector boson pairs in association with two jets in proton-proton collisions at 13 TeV
(Elsevier, 2019-11-10)A search for anomalous electroweak production of WW, WZ, and ZZ boson pairs in association with two jets in proton-proton collisions at root s = 13 TeV at the LHC is reported. The data sample corresponds to an integrated ... -
B → T transition form factors in light-cone sum rules
(American Physical Society, 2019-11-11)We present a new calculation of the semileptonic tree-level and flavor-changing neutral current form factors describing B-meson transitions to tensor mesons T ¼ D2, K2, a2, f2 (JP ¼ 2þ). We employ the QCD light-cone sum ...
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