{"paper":{"title":"CVC and \\tau \\rightarrow \\eta(\\eta^\\prime)\\pi^{-}\\pi^{0}\\nu_{\\tau}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-ex","authors_text":"S. Eidelman, V. Cherepanov","submitted_at":"2010-12-12T17:53:09Z","abstract_excerpt":"We use experimental data on $e^{+}e^{-} \\rightarrow \\eta\\pi^{+}\\pi^{-}$ and $\\tau^{-} \\to \\eta\\pi^{-}\\pi^{0}\\nu_{\\tau}$ to test conservation of vector current (CVC) by comparing the predicted hadronic spectrum and branching fraction with the $\\tau$ decay data. Based on the corresponding $e^+e^-$ data and CVC, we also calculate the branching fraction of $\\tau^{-} \\to \\eta^\\prime\\pi^{-}\\pi^{0}\\nu_{\\tau}$ decay."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.2564","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"}