Browsing Natural and Mathematical Sciences by Issue Date
Now showing items 581-600 of 1083
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Measurements of the differential jet cross section as a function of the jet mass in dijet events from proton-proton collisions at s√=13 TeV
(Springer Nature, 2018-11)Measurements of the differential jet cross section are presented as a function of the jet mass in dijet events, in bins of jet transverse momentum, with and without a jet grooming algorithm. The data have been recorded by ... -
Search for black holes and sphalerons in high-multiplicity final states in proton-proton collisions at s√=13 TeV
(Springer Nature, 2018-11)A search in energetic, high-multiplicity final states for evidence of physics beyond the standard model, such as black holes, string balls, and electroweak sphalerons, is presented. The data sample corresponds to an ... -
Search for heavy resonances decaying into a vector boson and a Higgs boson in final states with charged leptons, neutrinos and b quarks at s√=13 TeV
(Springer Nature, 2018-11)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, ... -
Search for resonances in the mass spectrum of muon pairs produced in association with b quark jets in proton-proton collisions at s√=8 and 13 TeV
(Springer Nature, 2018-11)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 ... -
Searches for pair production of charginos and top squarks in final states with two oppositely charged leptons in proton-proton collisions at s√=13 TeV
(Springer Nature, 2018-11)A search for pair production of supersymmetric particles in events with two oppositely charged leptons (electrons or muons) and missing transverse momentum is reported. The data sample corresponds to an integrated luminosity ... -
Search for an exotic decay of the Higgs boson to a pair of light pseudoscalars in the final state of two muons and two τ leptons in proton-proton collisions at s√=13 TeV
(Springer Nature, 2018-11)A search for exotic Higgs boson decays to light pseudoscalars in the final state of two muons and two τ leptons is performed using proton-proton collision data recorded by the CMS experiment at the LHC at a center-of-mass ... -
Studies of Bs2∗ (5840)0 and B s 1 (5830) 0 mesons including the observation of the Bs2∗ (5840)0 → B0 KS0 decay in proton-proton collisions at √s=8TeV
(Springer Nature, 2018-11)Measurements of B-s2*(5840)(0) and B-s1(5830)(0) mesons are performed using a data sample of proton-proton collisions corresponding to an integrated luminosity of 19.6 fb(-1), collected with the CMS detector at the LHC at ... -
Measurement of the top quark mass with lepton+jets final states using p p collisions at √s=13TeV
(Springer Nature, 2018-11)The mass of the top quark is measured using a sample of t (t) over bar events collected by the CMS detector using proton-proton collisions at root s = 13 TeV at the CERN LHC. Events are selected with one isolated muon or ... -
Search for long-lived particles with displaced vertices in multijet events in proton-proton collisions at √s = 13 TeV
(American Physical Society, 2018-11)Results are reported from a search for long-lived particles in proton-proton collisions at s=13 TeV delivered by the CERN LHC and collected by the CMS experiment. The data sample, which was recorded during 2015 and 2016, ... -
Metal-organic framework glasses with permanent accessible porosity
(Nature Publishing Group, 2018-11-28)To date, only several microporous, and even fewer nanoporous, glasses have been produced, always via post synthesis acid treatment of phase separated dense materials, e.g. Vycor glass. In contrast, high internal surface ... -
Evidence for the associated production of a single top quark and a photon in proton-proton collisions at √s = 13 TeV
(American Physical Society, 2018-11-29)The first evidence of events consistent with the production of a single top quark in association with a photon is reported. The analysis is based on proton-proton collisions at s=13 TeV and recorded by the CMS experiment ... -
Measurement of jet substructure observables in t¯t events from proton-proton collisions at √s = 13 TeV
(American Physical Society, 2018-11-29)A measurement of jet substructure observables is presented using tt events in the lepton+jets channel from proton-proton collisions at s=13 TeV recorded by the CMS experiment at the LHC, corresponding to an integrated ... -
Search for pair-produced resonances decaying to quark pairs in proton-proton collisions at √s = 13 TeV
(American Physical Society, 2018-12)A general search for the pair production of resonances, each decaying to two quarks, is reported. The search is conducted separately for heavier resonances (masses above 400 GeV), where each of the four final-state quarks ... -
Angular analysis of the decay B + → K + μ + μ − in proton-proton collisions at √s =8 TeV
(American Physical Society, 2018-12-01)The angular distribution of the flavor-changing neutral current decay B+→K+μ+μ- is studied in proton-proton collisions at a center-of-mass energy of 8 TeV. The analysis is based on data collected with the CMS detector at ... -
Event shape variables measured using multijet final states in proton-proton collisions at s√=13 TeV
(Springer Nature, 2018-12-01)The study of global event shape variables can provide sensitive tests of predictions for multijet production in proton-proton collisions. This paper presents a study of several event shape variables calculated using jet ... -
Search for leptoquarks coupled to third-generation quarks in proton-proton collisions at √s =13 TeV
(American Physical Society, 2018-12-12)Three of the most significant measured deviations from standard model predictions, the enhanced decay rate for B -> D-(*())tau nu, hints of lepton universality violation in B -> K-(*())ll decays, and the anomalous magnetic ... -
Radiative transitions of doubly charmed baryons in lattice QCD
(American Physical Society, 2018-12-13)We evaluate the spin-3/2→spin-1/2 electromagnetic transitions of the doubly charmed baryons on 2+1 flavor, 323×64 PACS-CS lattices with a pion mass of 156(9) MeV/c2. A relativistic heavy quark action is employed to minimize ... -
Hot medium effects on pseudotensor K2(1820) meson
(EDP Sciences, 2019)The investigation of mesons in hot medium can give valuable information about the nature of QCD vacuum and deconfinement phase transitions. In this study, thermal properties of pseudotensor K-2(1820) meson is examined via ... -
Hidden-beauty broad resonance Yb(10890) in thermal QCD
(Hindawi Limited, 2019)In this work, the mass and pole residue of resonance Yb is studied by using QCD sum rules approach at finite temperature. Resonance Yb is described by a diquark-antidiquark tetraquark current, and contributions to operator ... -
Subdiffusivity of brownian motion among a poissonian field of moving traps
(Instituto Nacional de Matematica Pura e Aplicada, 2019)Our model consists of a Brownian particle X moving in N, where a Poissonian field of moving traps is present. Each trap is a ball with constant radius, centered at a trap point, and each trap point moves under a Brownian ...
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