{"paper":{"title":"$\\Lambda_c\\Sigma_c\\pi$ coupling and $\\Sigma_c \\rightarrow\\Lambda_c \\pi$ decay in lattice QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"G. Erkol, K. U. Can, M. Oka, T. T. Takahashi","submitted_at":"2016-10-28T03:44:20Z","abstract_excerpt":"We evaluate the $\\Lambda_c\\Sigma_c\\pi$ coupling constant ($G_{\\Lambda_c \\Sigma_c \\pi}$) and the width of the strong decay $\\Sigma_c \\rightarrow\\Lambda_c \\pi$ in 2+1 flavor lattice QCD on four different ensembles with pion masses ranging from 700 MeV to 300 MeV. We find $G_{\\Lambda_c \\Sigma_c \\pi}=18.332(1.476)_{\\rm{stat.}}(2.171)_{\\rm{syst.}}$ and the decay width $\\Gamma(\\Sigma_c \\rightarrow\\Lambda_c \\pi)=1.65(28)_{\\rm{stat.}}(30)_{\\rm{syst.}}$~MeV on the physical quark-mass point, which is in agreement with the recent experimental determination."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.09071","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"}