{"id":"W2144957274","doi":"10.1103/physrevlett.111.232002","title":"Measurement of Top Quark Polarization in Top-Antitop Events from Proton-Proton Collisions ats=7  TeVUsing the ATLAS Detector","year":2013,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":62,"is_retracted":false,"has_abstract":true,"ca_institutions":"TRIUMF; Carleton University; York University; University of British Columbia; University of Alberta; University of Victoria; Université de Montréal; Institute of Particle Physics; University of Regina; Simon Fraser University; McGill University; University of Toronto","funders":"Fundação para a Ciência e a Tecnologia; Institut National de Physique Nucléaire et de Physique des Particules; Agencia Nacional de Promoción Científica y Tecnológica; Science and Technology Facilities Council; Natural Sciences and Engineering Research Council of Canada; H. Lundbeck A/S; State Atomic Energy Corporation ROSATOM; Centre National pour la Recherche Scientifique et Technique; Georgian National Science Foundation; Centre National de la Recherche Scientifique; Israel Science Foundation; Joint Institute for Nuclear Research; Japan Society for the Promotion of Science; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Lundbeckfonden; Leverhulme Trust; General Secretariat for Research and Technology; Ministry of Education, Culture, Sports, Science and Technology; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Austrian Science Fund; Bundesministerium für Bildung und Forschung; National Science Council; U.S. Department of Energy; National Natural Science Foundation of China; Fundação de Amparo à Pesquisa do Estado de São Paulo; Bundesministerium für Wissenschaft und Forschung; Javna Agencija za Raziskovalno Dejavnost RS; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Ministerio de Ciencia e Innovación; European Commission; National Science Foundation; Alexander von Humboldt-Stiftung; TRIUMF; Max-Planck-Gesellschaft; Royal Society; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); Deutsche Forschungsgemeinschaft; Ministerstwo Edukacji i Nauki; CERN; Comisión Nacional de Investigación Científica y Tecnológica; Danmarks Grundforskningsfond; Services Fédéraux des Affaires Scientifiques, Techniques et Culturelles; Department of Science and Technology, Ministry of Science and Technology, India; Türkiye Atom Enerjisi Kurumu","keywords":"Physics; Particle physics; Top quark; Lepton; Quark; Muon; Polarization (electrochemistry); Hadron; Nuclear physics; Electron; Pair production","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":[0.0003474349,0.0004288333,0.0002197042,0.0008836081,0.0007091441,0.001326876,0.0003961182,0.0005262152,0.002451793],"category_scores_gemma":[0.0007453067,0.0002822477,0.0002406775,0.001611383,0.0002709786,0.0004411001,0.0005186845,0.0003747038,0.0005069717],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004170433,"about_ca_system_score_gemma":0.0002217608,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001180498,"about_ca_topic_score_gemma":0.002395895,"domain_scores_codex":[0.9995365,0.000109975,0.00002429075,0.00009258828,0.0001444151,0.00009226215],"domain_scores_gemma":[0.999615,0.0001430244,0.00008807345,0.0000519741,0.00005285977,0.00004905758],"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":[0.008663258,0.0003654755,0.1882978,0.0003098356,0.0004403882,0.005552408,0.001055817,0.004020005,0.7364718,0.009944322,0.00660162,0.03827737],"study_design_scores_gemma":[0.0001118199,0.0006941669,0.1537418,0.00002588988,0.0001761356,0.002392882,0.000330417,0.009514074,0.8268818,0.001574354,0.004475155,0.00008148683],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9824237,0.0002696376,0.006491221,0.00007403702,0.00004322991,0.00001806952,0.001529779,0.0001051177,0.009045263],"genre_scores_gemma":[0.9962476,0.0001612299,0.001345958,0.00002307608,0.00002001255,0.000008234607,0.0009613149,0.00002555032,0.001206988],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002451793,"threshold_uncertainty_score":0.008202136,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02040918852878019,"score_gpt":0.2629017634302223,"score_spread":0.2424925749014421,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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