{"paper":{"title":"Measurements of the continuum $R_{\\rm uds}$ and $R$ values in $e^+e^-$ annihilation in the energy region between 3.650 and 3.872 GeV","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"M. Ablikim et al (BES Collaboration)","submitted_at":"2006-12-22T07:20:33Z","abstract_excerpt":"We report measurents of the continuum $R_{\\rm uds}$ near the center-of-mass energy of 3.70 GeV, the $R_{{\\rm uds(c)}+\\psi(3770)}(s)$ and the $R_{\\rm had}(s)$ values in $e^+e^-$ annihilation at 68 energy points in the energy region between 3.650 and 3.872 GeV with the BES-II detector at the BEPC Collodier. We obtain the $R_{\\rm uds}$ for the continuum light hadron (containing u, d and s quarks) production near the $D\\bar D$ threshold to be $R_{\\rm uds}=2.141 \\pm 0.025 \\pm 0.085$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/0612054","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-ex/0612054/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"}