{"paper":{"title":"Strong decays and effective spin-symmetry-breaking corrections in excited charm-strange mesons","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Chao-Qiang Geng, Xiao Yu","submitted_at":"2026-06-03T14:47:10Z","abstract_excerpt":"We study two-body pseudoscalar-emission decays of excited charm-strange mesons in heavy meson effective field theory, where phenomenological \\(1/m_c\\) corrections are encoded as effective relative shifts between \\(DP\\) and \\(D^*P\\) amplitudes, referred to here as effective spin-symmetry-breaking corrections. Using \\(D_{s2}^*(2573)\\) data to calibrate the \\(T(3/2^+)\\) doublet, we obtain \\(h'=0.407\\pm0.034\\) and \\(\\epsilon_T=-0.207\\pm0.109\\), indicating a natural effective correction of order \\(20\\%\\). Applying this input to the \\(D_{s1}(2460)\\) and \\(D_{s1}(2536)\\) system, the Belle and LHCb pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.04962","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/2606.04962/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"}