{"paper":{"title":"Measurements of the pp$\\to$ZZ production cross section and the Z$\\to 4\\ell$ branching fraction, and constraints on anomalous triple gauge couplings at $\\sqrt{s} =$ 13 TeV","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"CMS Collaboration","submitted_at":"2017-09-25T17:12:22Z","abstract_excerpt":"Four-lepton production in proton-proton collisions, $\\mathrm{pp}\\to (\\mathrm{Z}/ \\gamma^*)(\\mathrm{Z}/\\gamma^*) \\to 4\\ell$, where $\\ell = \\mathrm{e}$ or $\\mu$, is studied at a center-of-mass energy of 13 TeV with the CMS detector at the LHC. The data sample corresponds to an integrated luminosity of 35.9 fb$^{-1}$. The ZZ production cross section, $\\sigma(\\mathrm{pp} \\to \\mathrm{Z}\\mathrm{Z}) = 17.2 \\pm 0.5\\text{ (stat) }\\pm 0.7\\text{ (syst) }\\pm 0.4(\\mathrm{theo}) \\pm 0.4\\text{ (lumi)}$ pb, measured using events with two opposite-sign, same-flavor lepton pairs produced in the mass region $60 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.08601","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}