{"id":"W2272626121","doi":"10.1103/physrevlett.103.132001","title":"Direct Measurement of the Mass Difference between Top and Antitop Quarks","year":2009,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":23,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; York University; Simon Fraser University; University of Alberta","funders":"Institut National de Physique Nucléaire et de Physique des Particules; Science and Technology Facilities Council; Consejo Nacional de Investigaciones Científicas y Técnicas; Natural Sciences and Engineering Research Council of Canada; Fundação para o Desenvolvimento da UNESP; Centre National de la Recherche Scientifique; U.S. Department of Energy; Vetenskapsrådet; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Bundesministerium für Bildung und Forschung; Russian Foundation for Basic Research; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; Western Canada Research Grid; Korea Science and Engineering Foundation; Department of Science and Technology, Ministry of Science and Technology, India; Grantová Agentura České Republiky; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); Federal Agency for Science and Innovation; Deutsche Forschungsgemeinschaft; Alexander von Humboldt-Stiftung; Fundação de Amparo à Pesquisa do Estado de São Paulo; Fermilab; National Science Foundation; Science Foundation Ireland; Secretaría de Ciencia y Técnica, Universidad de Buenos Aires","keywords":"Physics; Tevatron; Collider Detector at Fermilab; Particle physics; Lepton; Fermilab; Quark; Collider; Nuclear physics; Top quark; Pair production; Large Hadron Collider; Electron","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":[0.0001853657,0.0002881517,0.0002055471,0.0005127356,0.000420792,0.0005622464,0.0005468503,0.0008447893,0.00294098],"category_scores_gemma":[0.0007884838,0.0002449546,0.000168316,0.0005530788,0.0004117941,0.0003138453,0.0004336255,0.0005345542,0.0006961385],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003165799,"about_ca_system_score_gemma":0.0001437901,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006474081,"about_ca_topic_score_gemma":0.001216453,"domain_scores_codex":[0.9997028,0.00003241157,0.000009452342,0.0001405318,0.00007064434,0.00004413417],"domain_scores_gemma":[0.9996569,0.00008727072,0.0001122448,0.00006043481,0.00003497628,0.00004812589],"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":[0.001265948,0.0001235824,0.04169459,0.00009764295,0.00008929179,0.0006403123,0.0002275384,0.0004494352,0.9334946,0.006268231,0.0006764362,0.01497247],"study_design_scores_gemma":[0.0001636711,0.0008703176,0.05836865,0.00001641782,0.0001086885,0.001590434,0.0002172074,0.005859978,0.9229264,0.004401958,0.005410965,0.00006534186],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9881673,0.0003106281,0.005711097,0.00009306487,0.00004126379,0.00001203438,0.0005221664,0.000114132,0.005028224],"genre_scores_gemma":[0.9965968,0.00006376162,0.00234644,0.00004455458,0.000008775676,0.000008474868,0.0001732158,0.000009938142,0.0007479894],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00294098,"threshold_uncertainty_score":0.009838581,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02195564546755602,"score_gpt":0.2844220007787178,"score_spread":0.2624663553111617,"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."}}