{"id":"W4415295474","doi":"10.1103/mzld-ldlt","title":"Search for decays of the Higgs boson into scalar particles decaying into four or six b quarks using pp collisions at s=13 TeV with the ATLAS detector","year":2025,"lang":"en","type":"article","venue":"Physical review. D/Physical review. D.","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University; York University; University of British Columbia; Carleton University; University of Toronto; University of Victoria; McGill University; University of Alberta; Université de Montréal; Institute of Particle Physics","funders":"International Council of Shopping Centers; CHIST-ERA; H2020 Marie Skłodowska-Curie Actions; Institut National de Physique Nucléaire et de Physique des Particules; Agencia Estatal de Investigación; Agencia Nacional de Promoción Científica y Tecnológica; Fundação para a Ciência e a Tecnologia; Japan Society for the Promotion of Science; Australian Research Council; Ministero dell'Università e della Ricerca; Agencia Nacional de Investigación y Desarrollo; Institutul de Fizică Atomică; NextGenerationEU; Forskningsrådet om Hälsa, Arbetsliv och Välfärd; Commissariat à l'Énergie Atomique et aux Énergies Alternatives; H2020 European Research Council; Norges Forskningsråd; Ministerio de Ciencia e Innovación; Horizon 2020 Framework Programme; Vetenskapsrådet; Simon Fraser University; Fondo Nacional de Desarrollo Científico y Tecnológico; Knut och Alice Wallenbergs Stiftelse; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Ministerio de Ciencia, Tecnología e Innovación; Generalitat Valenciana; Generalitat de Catalunya; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; U.S. Department of Energy; Carl Tryggers Stiftelse för Vetenskaplig Forskning; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Deutsche Forschungsgemeinschaft; Chinese Academy of Sciences; Natural Sciences and Engineering Research Council of Canada; Ministry of Education, Culture, Sports, Science and Technology; Bundesministerium für Bildung und Forschung; National Science and Technology Council; Ministerstvo Školství, Mládeže a Tělovýchovy; Leverhulme Trust; European Commission; Fundação de Amparo à Pesquisa do Estado de São Paulo; Science and Technology Facilities Council; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Agence Nationale de la Recherche; Instituto Nazionale di Fisica Nucleare; United States-Israel Binational Science Foundation; Helmholtz-Gemeinschaft; Grantová Agentura České Republiky; Austrian Science Fund; Javna Agencija za Raziskovalno Dejavnost RS; National Research Foundation; Narodowa Agencja Wymiany Akademickiej; European Cooperation in Science and Technology; Brookhaven National Laboratory; European Regional Development Fund; British Columbia Knowledge Development Fund; European Research Council; Centre National de la Recherche Scientifique; Max-Planck-Gesellschaft; Neubauer Family Foundation; Göran Gustafssons Stiftelser; Ministerstwo Edukacji i Nauki; Narodowe Centrum Nauki; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Canada Foundation for Innovation; General Secretariat for Research and Technology; European High Performance Computing Joint Undertaking; Danmarks Grundforskningsfond; Türkiye Enerji, Nükleer ve Maden Araştırma Kurumu; “la Caixa” Foundation; Azərbaycan Milli Elmlər Akademiyası; CERN; Ministerio de Ciencia, Innovación y Universidades; National Science Foundation; Istituto Nazionale di Fisica Nucleare; UK Research and Innovation; Israel Academy of Sciences and Humanities; Centres de Recerca de Catalunya; European Social Fund; Centre National pour la Recherche Scientifique et Technique; Royal Society; Alexander von Humboldt-Stiftung; TRIUMF; Baden-Württemberg Stiftung; Canarie; Karlsruhe Institute of Technology; National Research Council Canada; Department of Science and Innovation, South Africa; National Natural Science Foundation of China; Ministry of Science and Technology of the People's Republic of China","keywords":"Higgs boson; Branching fraction; Pseudoscalar; Boson; Large Hadron Collider; Scalar (mathematics); Standard Model (mathematical formulation); Scalar boson; Particle decay","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":[0.0007883898,0.0004772566,0.0004501514,0.001102458,0.0009773276,0.001385492,0.0006855475,0.0009543065,0.02938662],"category_scores_gemma":[0.0004092861,0.0003718015,0.0008115713,0.001837405,0.0001575213,0.0007380026,0.000849393,0.0004815363,0.005057994],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004772969,"about_ca_system_score_gemma":0.0005781617,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002156537,"about_ca_topic_score_gemma":0.005253733,"domain_scores_codex":[0.9996513,0.00005128782,0.0000166708,0.0001002117,0.00009763722,0.00008286758],"domain_scores_gemma":[0.9996002,0.0001114903,0.00006019888,0.00006745202,0.00005387688,0.0001068203],"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":[0.009097092,0.00112257,0.2358077,0.001014039,0.001392414,0.01167888,0.001398233,0.004386893,0.418867,0.05666248,0.1139963,0.1445764],"study_design_scores_gemma":[0.001737533,0.002317141,0.2855934,0.0001476357,0.00106201,0.01112392,0.001827863,0.05746109,0.438931,0.02056327,0.1788635,0.0003715781],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7474841,0.0009991481,0.03583186,0.001606346,0.0001573683,0.0002480664,0.02818524,0.00497944,0.1805084],"genre_scores_gemma":[0.922822,0.0003034497,0.02361184,0.0005103089,0.00005603547,0.00008025058,0.01607788,0.0003711634,0.03616713],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02938662,"threshold_uncertainty_score":0.09830803,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02075523978317267,"score_gpt":0.3073787439773108,"score_spread":0.2866235041941381,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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