{"id":"W2136617229","doi":"10.1103/physrevlett.103.161801","title":"Evidence for the<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msub><mml:mi>η</mml:mi><mml:mi>b</mml:mi></mml:msub><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>1</mml:mn><mml:mi>S</mml:mi><mml:mo stretchy=\"false\">)</mml:mo></mml:math>Meson in Radiative<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>2</mml:mn><mml:mi>S</mml:mi><mml:mo stretchy=\"false\">)</mml:mo></mml:math>Decay","year":2009,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":89,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria; Université de Montréal; McGill University; University of British Columbia","funders":"Science and Technology Facilities Council","keywords":"Physics; Branching fraction; Electron–positron annihilation; Particle physics; Hadron; Analytical Chemistry (journal); Nuclear physics; Chemistry","routes":{"ca_aff":true,"ca_fund":false,"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":[0.00264569,0.0006514442,0.0007006137,0.001714878,0.003272322,0.002675697,0.001220715,0.002659067,0.05044348],"category_scores_gemma":[0.002484347,0.0007811427,0.0008620056,0.001669735,0.0008872519,0.001364515,0.001437017,0.001792501,0.008959968],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001008347,"about_ca_system_score_gemma":0.00123213,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003393697,"about_ca_topic_score_gemma":0.006591561,"domain_scores_codex":[0.9989094,0.0001503621,0.00006152839,0.0002445577,0.0003123254,0.0003217836],"domain_scores_gemma":[0.9977927,0.001001473,0.0002944614,0.0003465037,0.0003173298,0.0002474459],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.004258208,0.001329338,0.1110089,0.001524116,0.000623861,0.01017453,0.005304138,0.002923957,0.4805354,0.2561375,0.05101307,0.07516698],"study_design_scores_gemma":[0.0006563192,0.001487866,0.113489,0.0005210051,0.0006559531,0.007879218,0.005104046,0.01537926,0.6071076,0.03026426,0.2170156,0.0004399609],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7943601,0.001395739,0.02880528,0.005113672,0.0006982113,0.0001192394,0.005692977,0.001897968,0.1619167],"genre_scores_gemma":[0.9416553,0.0004774177,0.008222267,0.0008028578,0.00005666299,0.00004722285,0.002357681,0.0004440268,0.04593661],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05044348,"threshold_uncertainty_score":0.1687503,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02384342246529546,"score_gpt":0.2741417443981586,"score_spread":0.2502983219328632,"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."}}