{"id":"W4388685428","doi":"10.3204/pubdb-2023-07195","title":"Observation of quantum entanglement in top-quark pairs using the ATLAS detector","year":2023,"lang":"en","type":"preprint","venue":"arXiv (Cornell University)","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"CHIST-ERA; H2020 Marie Skłodowska-Curie Actions; Institut National de Physique Nucléaire et de Physique des Particules; Agencia Nacional de Promoción Científica y Tecnológica; Fundação para a Ciência e a Tecnologia; Japan Society for the Promotion of Science; Ministry of Education, Culture, Sports, Science and Technology; Bundesministerium für Bildung und Forschung; Natural Sciences and Engineering Research Council of Canada; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Science and Technology Facilities Council; Vetenskapsrådet; Horizon 2020 Framework Programme; Narodowa Agencja Wymiany Akademickiej; Banco Bilbao Vizcaya Argentaria; European Regional Development Fund; British Columbia Knowledge Development Fund; Max-Planck-Gesellschaft; Centre National de la Recherche Scientifique; Knut och Alice Wallenbergs Stiftelse; Israel Science Foundation; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Generalitat de Catalunya; Generalitat Valenciana; Agencia Nacional de Investigación y Desarrollo; UK Research and Innovation; Istituto Nazionale di Fisica Nucleare; Austrian Science Fund; National Science and Technology Council; Ministerstvo Školství, Mládeže a Tělovýchovy; 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; Deutsche Forschungsgemeinschaft; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Agence Nationale de la Recherche; National Science Foundation; European Social Fund; Royal Society; Centre National pour la Recherche Scientifique et Technique; H2020 European Research Council; Fundación BBVA; Norges Forskningsråd; Alexander von Humboldt-Stiftung; TRIUMF; Baden-Württemberg Stiftung; Compute Canada; Canarie; HORIZON EUROPE Marie Sklodowska-Curie Actions; Centres de Recerca de Catalunya; CERN; Danmarks Grundforskningsfond; Türkiye Enerji, Nükleer ve Maden Araştırma Kurumu; Ministerio de Ciencia e Innovación","keywords":"Physics; Particle physics; Quantum entanglement; Quark; Top quark; Lepton; Large Hadron Collider; Pair production; Observable; Parton; Nuclear physics; Quantum; Electron; Quantum mechanics","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005125013,0.0003023931,0.0003697154,0.001174298,0.0007960041,0.0009521064,0.0005430764,0.000376394,0.003244088],"category_scores_gemma":[0.0008583451,0.0002530953,0.000341357,0.001622155,0.0004812163,0.0004714677,0.001163306,0.0006466582,0.0004943197],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004426982,"about_ca_system_score_gemma":0.0004230336,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001785777,"about_ca_topic_score_gemma":0.003616219,"domain_scores_codex":[0.9993962,0.00009335529,0.00001983135,0.0001416646,0.00025572,0.00009332004],"domain_scores_gemma":[0.9993122,0.0001771727,0.0001835676,0.0001252199,0.00009321899,0.0001085917],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.003650278,0.0004976231,0.4820188,0.0004706249,0.001024553,0.003151352,0.001112722,0.01745245,0.4105162,0.02890795,0.01134447,0.03985295],"study_design_scores_gemma":[0.0002165242,0.0009541537,0.4605546,0.0000723276,0.0003670955,0.004549534,0.0006330562,0.09342532,0.3922097,0.01425927,0.03237902,0.0003793742],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9544677,0.0005609203,0.02539626,0.0001409481,0.00005829081,0.00005046319,0.006756831,0.0007792273,0.01178938],"genre_scores_gemma":[0.9924039,0.00008122745,0.004538281,0.00004198901,0.0000245155,0.00001310682,0.002344138,0.00004525108,0.0005075496],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003244088,"threshold_uncertainty_score":0.01085258,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1156010793320876,"score_gpt":0.2309230707891632,"score_spread":0.1153219914570756,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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