{"id":"W2126979828","doi":"10.1103/physrevd.90.112016","title":"Measurements of spin correlation in top-antitop quark events from proton-proton collisions ats=7  TeVusing the ATLAS detector","year":2014,"lang":"lv","type":"article","venue":"Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":58,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University; University of British Columbia; York University; University of Regina; University of Victoria; McGill University; University of Alberta; Université de Montréal; TRIUMF; Carleton University; University of Toronto","funders":"Institut National de Physique Nucléaire et de Physique des Particules; Instituto Nazionale di Fisica Nucleare; Agencia Nacional de Promoción Científica y Tecnológica; Fundação para a Ciência e a Tecnologia; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Science and Technology Facilities Council; Ministry of Education, Culture, Sports, Science and Technology; Bundesministerium für Bildung und Forschung; Ministerio de Economía y Competitividad; Natural Sciences and Engineering Research Council of Canada; Stichting voor Fundamenteel Onderzoek der Materie; Department of Science and Technology, Ministry of Science and Technology, India; H. Lundbeck A/S; State Atomic Energy Corporation ROSATOM; Georgian National Science Foundation; Brookhaven National Laboratory; Max-Planck-Gesellschaft; Centre National de la Recherche Scientifique; Israel Science Foundation; Japan Society for the Promotion of Science; Ministerstwo Edukacji i Nauki; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Lundbeckfonden; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Royal College of Nursing, Australia; Austrian Science Fund; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Deutsche Forschungsgemeinschaft; Chinese Academy of Sciences; National Science Council; Israeli Centers for Research Excellence; U.S. Department of Energy; National Natural Science Foundation of China; European Commission; Leverhulme Trust; Fundação de Amparo à Pesquisa do Estado de São Paulo; Javna Agencija za Raziskovalno Dejavnost RS; Royal Society; Centre National pour la Recherche Scientifique et Technique; Services Fédéraux des Affaires Scientifiques, Techniques et Culturelles; General Secretariat for Research and Technology; American Roentgen Ray Society; National Science Foundation; Alexander von Humboldt-Stiftung; TRIUMF; Comisión Nacional de Investigación Científica y Tecnológica; Joint Institute for Nuclear Research; Türkiye Atom Enerjisi Kurumu; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); CERN; Human Growth Foundation; Danmarks Grundforskningsfond; Arizona-Nevada Academy of Science; Concern Foundation","keywords":"Physics; Particle physics; Lepton; Quark; Large Hadron Collider; Top quark; Luminosity; Observable; Proton; Nuclear physics; Standard Model (mathematical formulation); Pair production; Spin (aerodynamics); Astrophysics","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":[0.0006866159,0.0005826767,0.0003315807,0.001586326,0.0005954626,0.0009517891,0.0004339826,0.0004580814,0.003056048],"category_scores_gemma":[0.001165099,0.0003711294,0.0003415849,0.001778856,0.0003278027,0.0003902691,0.000602574,0.000399149,0.0003972076],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004582926,"about_ca_system_score_gemma":0.0002441492,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001702689,"about_ca_topic_score_gemma":0.003825268,"domain_scores_codex":[0.9995055,0.0001106113,0.00002760669,0.0001125486,0.0001270581,0.0001166311],"domain_scores_gemma":[0.9986594,0.0004299961,0.0003737976,0.0001422685,0.0001251126,0.0002694514],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.01408188,0.0007648689,0.5632235,0.0002484253,0.0009519454,0.00307082,0.0008350009,0.004612907,0.3816304,0.005478789,0.003464642,0.02163684],"study_design_scores_gemma":[0.0002865407,0.001321947,0.7618775,0.00001986316,0.0002574898,0.001463257,0.0001869335,0.01124279,0.2206703,0.0009082175,0.00165896,0.0001061235],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.994359,0.0001139888,0.001538271,0.00002661399,0.000008253549,0.00001387799,0.001476545,0.0001009901,0.002362438],"genre_scores_gemma":[0.9974274,0.00005062077,0.0005182024,0.000008890896,0.00001001776,0.000008189255,0.001509927,0.00001489837,0.0004517784],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003056048,"threshold_uncertainty_score":0.01022351,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02272412141602191,"score_gpt":0.2957807483628674,"score_spread":0.2730566269468455,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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