{"paper":{"title":"Top-Charm Associated Production at High Energy e^+e^- Colliders in Standard Model","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Academia Sin ica), Chao-Shang Huang, Shou-Hua Zhu (ITP, Xiao-Hong Wu","submitted_at":"1999-01-21T11:01:25Z","abstract_excerpt":"The flavor changing neutral current tcV (V=\\gamma,Z) couplings in the production vertex for the process $e^+e^-\\to t\\bar c$ or $\\bar t c$ in the standard model are investigated. The precise calculations keeping all quark masses non-zero are carried out. The total production cross section is found to be $1.84 \\times 10^{-9}$ fb at $\\sqrt s =200 GeV$ and $0.572 \\times 10^{-9}$ fb at $\\sqrt s =500 GeV$ respectively. The result is much smaller than that given in ref. \\cite{clwy} by a factor of $10^{-5}$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9901369","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9901369/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}