{"id":"W2104197394","doi":"10.1103/physrevlett.96.232001","title":"Observation of<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>Υ</mml:mi><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>4</mml:mn><mml:mi>S</mml:mi><mml:mo stretchy=\"false\">)</mml:mo></mml:math>Decays to<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:mi>Υ</mml:mi><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>1</mml:mn><mml:mi>S</mml:mi><mml:mo stretchy=\"false\">)</mml:mo></mml:math>and<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:mi>Υ</mml:mi><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>2</mml:mn><mml:mi>S</mml:mi><mml:mo stretchy=\"false\">)</mml:mo></mml:math>","year":2006,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":46,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal; University of Victoria; McGill University; University of British Columbia","funders":"SLAC National Accelerator Laboratory; Institut National de Physique Nucléaire et de Physique des Particules; U.S. Department of Energy; European Commission; Institute of High Energy Physics; Centre National de la Recherche Scientifique; Bundesministerium für Bildung und Forschung; Science and Technology Facilities Council; Alfred P. Sloan Foundation; Natural Sciences and Engineering Research Council of Canada; Alexander von Humboldt-Stiftung; Deutsche Forschungsgemeinschaft; National Science Foundation","keywords":"Physics; Particle physics; Electron–positron annihilation; Pi; Analytical Chemistry (journal); Hadron; Chemistry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001503108,0.001141422,0.0008378916,0.001940067,0.002851004,0.003485976,0.001326344,0.002547543,0.1593847],"category_scores_gemma":[0.002636324,0.000812566,0.001211499,0.002587311,0.0006655313,0.003928149,0.003063107,0.005796868,0.04045254],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003099374,"about_ca_system_score_gemma":0.001151441,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01197183,"about_ca_topic_score_gemma":0.01505421,"domain_scores_codex":[0.9989952,0.0000839752,0.00002389234,0.0002093945,0.0004052377,0.0002821475],"domain_scores_gemma":[0.9985008,0.0002141167,0.0002072923,0.0004064419,0.0004380926,0.0002331719],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001346317,0.0002179346,0.0102597,0.0004790231,0.000181713,0.002264646,0.001701691,0.001009639,0.02390741,0.07410289,0.837894,0.0466351],"study_design_scores_gemma":[0.0003135485,0.0001998961,0.0444374,0.0003923076,0.000115874,0.001654211,0.001160256,0.00697718,0.0359521,0.01653065,0.8920398,0.0002267054],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.05533371,0.001031536,0.02876287,0.01621466,0.003978799,0.0001929759,0.02684688,0.01649437,0.8511442],"genre_scores_gemma":[0.5012004,0.0009402342,0.01677963,0.006197514,0.0007223429,0.0003943287,0.03733518,0.01537585,0.4210545],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.1593847,"threshold_uncertainty_score":0.5331949,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01832032984364095,"score_gpt":0.2533897805146635,"score_spread":0.2350694506710226,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}