{"paper":{"title":"Strong decays of the $Y(4660)$ as a vector tetraquark state in solid quark-hadron duality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Zhi-Gang Wang","submitted_at":"2019-01-08T06:59:41Z","abstract_excerpt":"In this article, we choose the $[sc]_P[\\bar{s}\\bar{c}]_A-[sc]_A[\\bar{s}\\bar{c}]_P$ type tetraquark current to study the hadronic coupling constants in the strong decays $Y(4660)\\to J/\\psi f_0(980)$, $\\eta_c \\phi(1020)$, $\\chi_{c0}\\phi(1020)$, $D_s\\bar{D}_s$, $ D_s^* \\bar{D}^*_s$, $ D_s \\bar{D}^*_s$, $D_s^* \\bar{D}_s$, $\\psi^\\prime \\pi^+\\pi^-$, $J/\\psi\\phi(1020)$ with the QCD sum rules based on solid quark-hadron quality. The predicted width $\\Gamma(Y(4660) )= 74.2^{+29.2}_{-19.2}\\,{\\rm{MeV}}$ is in excellent agreement with the experimental data $68\\pm 11\\pm 1 {\\mbox{ MeV}}$ from the Belle coll"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.02177","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"}