{"id":"W2888826266","doi":"10.1103/physrevlett.122.081802","title":"Observation of the Decay <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msup><mml:mi>D</mml:mi><mml:mn>0</mml:mn></mml:msup><mml:mo stretchy=\"false\">→</mml:mo><mml:msup><mml:mi>K</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math>","year":2019,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. Francis Xavier University; Université de Montréal; Institute of Particle Physics; University of Victoria; McGill University; University of British Columbia","funders":"Instituto Nazionale di Fisica Nucleare; Science and Technology Facilities Council; United States-Israel Binational Science Foundation; Norges Forskningsråd; Centre National de la Recherche Scientifique; Ministry of Education and Science of the Russian Federation; Bundesministerium für Bildung und Forschung; H2020 Marie Skłodowska-Curie Actions; Commissariat à l'Énergie Atomique et aux Énergies Alternatives; Ministerio de Economía y Competitividad; National Science Foundation; Deutsche Forschungsgemeinschaft; Stichting voor Fundamenteel Onderzoek der Materie; Natural Sciences and Engineering Research Council of Canada; Alfred P. Sloan Foundation; U.S. Department of Energy","keywords":"Physics; Annihilation; Branching fraction; Particle physics; Crystallography; 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":[0.0005227383,0.0007221661,0.0005829723,0.001119023,0.00258268,0.001304578,0.0008661568,0.002169189,0.0122114],"category_scores_gemma":[0.0008443447,0.0005801959,0.0007467064,0.001294879,0.0008981276,0.000903932,0.001643104,0.001990709,0.003509578],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008135798,"about_ca_system_score_gemma":0.0006053362,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003554326,"about_ca_topic_score_gemma":0.004543478,"domain_scores_codex":[0.999553,0.00003187577,0.00001331732,0.0001375488,0.0001056324,0.0001584437],"domain_scores_gemma":[0.9993932,0.0001668174,0.0000929096,0.0001387329,0.00008378879,0.0001245367],"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":[0.003198259,0.0006296238,0.05354378,0.001324535,0.0003680512,0.05468003,0.005372759,0.002318956,0.6284424,0.05342549,0.1239512,0.07274499],"study_design_scores_gemma":[0.0002939909,0.001054307,0.08516479,0.0003433322,0.0002972629,0.0352757,0.001900584,0.01068533,0.5277765,0.01459729,0.3218844,0.0007265733],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8047186,0.002308252,0.02401058,0.005026683,0.0009295676,0.0001121183,0.005578717,0.003700907,0.1536146],"genre_scores_gemma":[0.9737116,0.0003654977,0.004155056,0.001176608,0.00007994375,0.00004253124,0.001598578,0.0003958371,0.0184743],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0122114,"threshold_uncertainty_score":0.04085124,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01857027383668743,"score_gpt":0.254041899525887,"score_spread":0.2354716256891996,"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."}}