{"paper":{"title":"Search for B+ meson decay to a1+ K*0","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"P. del Amo Sanchez et al., The BABAR Collaboration","submitted_at":"2010-07-16T10:12:28Z","abstract_excerpt":"We present a search for the decay $B^+ \\rightarrow a_1^+(1260) K^{*0}(892)$. The data, collected with the \\mbox{\\slshape B\\kern-0.1em{\\smaller A}\\kern-0.1em B\\kern-0.1em{\\smaller A\\kern-0.2em R}} detector at the SLAC National Accelerator Laboratory, represent 465 million $B\\overline{B}$ pairs produced in $e^+e^-$ annihilation at the energy of the $\\Upsilon(4s)$. We find no significant signal and set an upper limit at 90\\%\\ confidence level on the product of branching fractions {\\cal B}(B^+ \\rightarrow a_1^+(1260) K^{*0}(892)) \\times {\\cal B}(a_1^+(1260) \\rightarrow \\pi^+ \\pi^- \\pi^+) of $1.8 \\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2732","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"}