{"@context":"http://schema.org","@id":"https://doi.org/10.17182/hepdata.85743.v1","@reverse":{"isBasedOn":[{"@type":"ScholarlyArticle","identifier":{"@type":"PropertyValue","propertyID":"URL","value":"https://inspirehep.net/literature/1677496"}},{"@id":"https://doi.org/10.1103/PhysRevLett.121.141801","@type":"JournalArticle"}]},"@type":"Dataset","additionalType":"Collection","author":{"@type":"Organization","name":"CMS Collaboration"},"creator":{"@type":"Organization","name":"CMS Collaboration"},"datePublished":"2019","description":"CERN-LHC. Observation of the Z boson decay to a psi meson and two additional leptons using 35.9 fb-1 of pp collisions with CMS. The measurement of the Z->j/psi+2leptons over the Z->4muons is also shown.\n\nThe Z->J/psi+2 leptons  channel fiducial region is defined as:\n- 4mu or 2e2mu\n- ptLepton > 30 GeV, ptLepton>15 GeV, ptMuon>3.5GeV, ptMuon>3.5GeV\n- 40 < m{non-resonant leptons} < 80 GeV\n- |etaElectron| < 2.5\n- |etaMuon| < 2.4\n- min(DeltaR(l,l)) > 0.2.\n\nThe Z->4 muons  channel fiducial region is defined as:\n- 4mu or 2e2mu\n- ptLepton > 30 GeV, ptLepton>15 GeV, ptMuon>3.5GeV, ptMuon>3.5GeV\n- 40 < m{high pt leptons} < 80 GeV\n- 4 < m{muons} < 80 GeV\n- |etaElectron| < 2.5\n- |etaMuon| < 2.4\n- min(DeltaR(l,l)) > 0.2.","hasPart":[{"@id":"https://doi.org/10.17182/hepdata.85743.v1/t1","@type":"Dataset","description":"branching fraction ratio of Z->J/psi+2 leptons over Z->4muons for the phase space defined above","name":"Table 1"}],"identifier":[{"@type":"PropertyValue","propertyID":"HEPDataRecord","value":"https://www.hepdata.net/record/ins1677496?version=1"},{"@type":"PropertyValue","propertyID":"HEPDataRecordAlt","value":"https://www.hepdata.net/record/85743"}],"inLanguage":"en","name":"Observation of the Z $\\to\\psi\\ell^+\\ell^-$ decay in pp collisions at $\\sqrt{s}=$ 13 TeV","provider":{"@type":"Organization","name":"HEPData"},"publisher":{"@type":"Organization","name":"HEPData"},"url":"https://www.hepdata.net/record/ins1677496?version=1","version":1}