{"paper":{"title":"Decay chain information on the newly discovered double charm baryon state $\\Xi_{cc}^{++}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J\\\"urgen G. K\\\"orner, Mikhail A. Ivanov, Thomas Gutsche, Valery E. Lyubovitskij","submitted_at":"2017-08-02T11:18:05Z","abstract_excerpt":"We interprete the new double charm baryon state found by the LHCb Collaboration in the invariant mass distribution of the set of final state particles $(\\Lambda_c^+\\,K^-\\,\\pi^+\\,\\pi^+)$ as being at the origin of the decay chain $\\Xi_{cc}^{++} \\to \\Sigma_c^{++} (\\to \\Lambda_c^+ \\pi^+) +\\bar K^{*0} (\\to K^- \\pi^+)$. The nonleptonic decay $\\Xi_{cc}^{++} \\to \\Sigma_c^{++} + \\bar K^{*0}$ belongs to a class of decays where the quark flavor composition is such that the decay proceeds solely via the factorizing contribution precluding a contamination from internal $W$-exchange. We use the covariant co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.00703","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"}