{"id":"W4380626939","doi":"10.1140/epjc/s10052-023-11477-z","title":"Constraints on spin-0 dark matter mediators and invisible Higgs decays using ATLAS 13 TeV pp collision data with two top quarks and missing transverse momentum in the final state","year":2023,"lang":"en","type":"article","venue":"The European Physical Journal C","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University; University of British Columbia; Simon Fraser University; TRIUMF; Carleton University; University of Alberta; Université de Montréal; Institute of Particle Physics; University of Victoria; McGill University; University of Toronto","funders":"European Social Fund; 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; Narodowa Agencja Wymiany Akademickiej; Centre National pour la Recherche Scientifique et Technique; Centre National de la Recherche Scientifique; Israel Science Foundation; Japan Society for the Promotion of Science; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Generalitat Valenciana; Austrian Science Fund; European Regional Development Fund; Bundesministerium für Bildung und Forschung; Ministerstvo Školství, Mládeže a Tělovýchovy; U.S. Department of Energy; National Natural Science Foundation of China; Fundação de Amparo à Pesquisa do Estado de São Paulo; H2020 Marie Skłodowska-Curie Actions; Javna Agencija za Raziskovalno Dejavnost RS; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Ministry of Education, Culture, Sports, Science and Technology; Agence Nationale de la Recherche; National Science Foundation; Alexander von Humboldt-Stiftung; TRIUMF; Compute Canada; Max-Planck-Gesellschaft; Royal Society; Danmarks Grundforskningsfond; British Columbia Knowledge Development Fund; Türkiye Enerji, Nükleer ve Maden Araştırma Kurumu; Agencia Nacional de Investigación y Desarrollo; Generalitat de Catalunya; Canarie; Deutsche Forschungsgemeinschaft; Centres de Recerca de Catalunya; CERN; Leverhulme Trust; Ministerio de Ciencia e Innovación; European Commission","keywords":"Physics; Particle physics; Higgs boson; Pseudoscalar; Lepton; Quark; Large Hadron Collider; Dark matter; Standard Model (mathematical formulation); Scalar (mathematics); Nuclear physics; Top quark; Boson; Geometry","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":[0.002231805,0.0004914578,0.0006532796,0.001480715,0.0003703804,0.00210289,0.0004590886,0.0004023318,0.001736254],"category_scores_gemma":[0.003504221,0.0002911837,0.0008778371,0.001478401,0.0005924103,0.0003352696,0.0008265353,0.0002387526,0.0004143225],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002681104,"about_ca_system_score_gemma":0.0004429699,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002553454,"about_ca_topic_score_gemma":0.002213539,"domain_scores_codex":[0.9987254,0.0005010843,0.0001215116,0.0002192748,0.0002565233,0.0001761521],"domain_scores_gemma":[0.9951878,0.002991015,0.0006425499,0.0006007728,0.0002760061,0.0003018586],"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":[0.003749437,0.0001537307,0.9307699,0.00009128349,0.0006057803,0.001138996,0.0002360785,0.008042158,0.04600077,0.002615223,0.0002699448,0.006326666],"study_design_scores_gemma":[0.0001927223,0.0007943811,0.9055319,0.00003073533,0.00100164,0.001888177,0.0006189597,0.03561708,0.04985338,0.002637145,0.001737946,0.00009579109],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974921,0.00005047677,0.001341434,0.000009038524,0.000001065823,0.000004562086,0.0004991171,0.00001425944,0.0005880408],"genre_scores_gemma":[0.9988043,0.00001234354,0.0002459913,0.00000395182,0.000001734734,0.000002264514,0.0008522787,0.000004666505,0.00007244015],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002553454,"threshold_uncertainty_score":0.01180309,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03285393270780919,"score_gpt":0.3028273873199138,"score_spread":0.2699734546121046,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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