{"paper":{"title":"Spin correlations in polarizations of P-wave charmonia $\\chi_{cJ}$ and impact on $J/\\psi$ polarization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hua-Sheng Shao, Kuang-Ta Chao","submitted_at":"2012-09-20T18:57:39Z","abstract_excerpt":"Based on a general form of the effective vertex functions for the decays of P-wave charmonia $\\chicj$, angular distribution formulas for the subsequent decays $\\chicj\\rightarrow \\jpsi \\gamma$ and $\\jpsi \\to \\mu^+\\mu^-$ are derived. The formulas are the same as those obtained in a different approach in the literature. Our formulas are expressed in a more general form, including parity violation effects and the full angular dependence of $\\jpsi$ and muon in the cascade decay $\\chicj\\to\\jpsi\\gamma\\to\\mu^+\\mu^-\\gamma$. The $\\chicj$ polarization observables are expressed in terms of rational functi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.4610","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"}