{"paper":{"title":"Search for muon-neutrino to electron-neutrino transitions in MINOS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"MINOS Collaboration","submitted_at":"2009-09-28T02:57:56Z","abstract_excerpt":"This letter reports on a search for $\\nu_\\mu \\to \\nu_e$ transitions by the MINOS experiment based on a \\unit[$3.14\\times10^{20}$]{protons-on-target} exposure in the Fermilab NuMI beam. We observe 35 events in the Far Detector with a background of $27\\pm 5 {\\rm (stat.)} \\pm 2 {\\rm (syst.)$ events predicted by the measurements in the Near Detector. If interpreted in terms of $\\nu_\\mu \\to \\nu_e$ oscillations, this 1.5 $\\sigma$ excess of events is consistent with $\\sin^{2}(2\\theta_{13})$ comparable to the CHOOZ limit when $|\\delmsq{}|$=\\unit[2.43$\\times 10^{-3}$] {${\\rm eV^{2}}$} and \\sinsq{23}=1."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.4996","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"}