{"paper":{"title":"$J/\\psi N$ photoproduction on deuterium as a test for exotic baryons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Jonathan L. Rosner, Marek Karliner","submitted_at":"2017-05-22T12:23:46Z","abstract_excerpt":"We extend a previous study of photoproduction of exotic baryon resonances to the reaction $\\gamma + d \\to J/\\psi + n + p$, which permits simultaneous investigation of the reactions $\\gamma + p \\to P_c^+ \\to J/\\psi~p$ \\hbox{($n$ spectator)} and $\\gamma + n \\to P_c^0 \\to J/\\psi~n$ \\hbox{($p$ spectator).} Here $P_c^+$ is an exotic baryon with quark content $c \\bar c uud$, and $P_c^0$ is its hypothetical isospin partner with quark content $c \\bar c ddu$. We find: \\hbox{(1) The} cross section for $J/\\psi~n$ photoproduction should be equal to that for $J/\\psi~p$ photoproduction if these processes ar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.07691","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"}