{"paper":{"title":"$\\tau^{-}\\to \\ell_i^{-} \\ell_i^{+} \\ell_j^{-} \\bar{\\nu}_{j} \\nu_{\\tau}$ decays with a magnetic dipole term","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"E. D\\'iaz, G. Tavares-Velasco, M. A. Arroyo-Ure\\~na, O. Meza-Aldama","submitted_at":"2017-11-04T04:19:44Z","abstract_excerpt":"Using the massive helicity formalism we calculate the five-body average square amplitude of the decays $\\tau^{-}\\to \\ell_i^{-} \\ell_i^{+} \\ell_j^{-} \\bar{\\nu}_{j} \\nu_{\\tau}$ $(\\ell=e,\\,\\mu)$ within the Standard Model (SM), we then introduce a dimension-five effective vertex $\\Gamma^{\\tau\\tau \\gamma}$ in order to determine the feasibility of imposing limits on the tau anomalous magnetic dipole moment ($a_\\tau$) via the current or future experimental measurements of the branching ratio for the decay $\\tau^{-}\\to e^{-} e^{+} e^{-} \\bar{\\nu}_{e} \\nu_{\\tau}$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.01393","kind":"arxiv","version":1},"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"}