{"id":"W4392005294","doi":"10.1016/j.physletb.2024.138536","title":"Search for the decay of the Higgs boson to a Z boson and a light pseudoscalar particle decaying to two photons","year":2024,"lang":"en","type":"article","venue":"Physics Letters B","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"","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; Scalar boson; Pseudoscalar; Lepton; Branching fraction; Nuclear physics; Large Hadron Collider; Boson; Photon; Standard Model (mathematical formulation); Technicolor; Gauge boson; Quark; 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":[0.000621455,0.0007247947,0.0005904741,0.001886451,0.0004335834,0.001036685,0.0005157909,0.0008487502,0.003066555],"category_scores_gemma":[0.000395479,0.0003298105,0.0006587213,0.001375266,0.0002305503,0.0004448934,0.0007445244,0.0002640764,0.0008563212],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00034501,"about_ca_system_score_gemma":0.0004207572,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0009348339,"about_ca_topic_score_gemma":0.0009945006,"domain_scores_codex":[0.9995502,0.00006277984,0.00001848946,0.0001603421,0.0001017157,0.000106455],"domain_scores_gemma":[0.9994614,0.0001720953,0.0001159792,0.00005960774,0.00004794854,0.0001431415],"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":[0.009121615,0.001289553,0.4405209,0.0006000503,0.001243147,0.004490803,0.0004423877,0.006884031,0.4761009,0.007378577,0.00278494,0.04914311],"study_design_scores_gemma":[0.001222799,0.004918296,0.5882793,0.00007424597,0.001209361,0.009927331,0.0007934319,0.05453756,0.3101576,0.006322291,0.0223069,0.0002507714],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9913529,0.0003601661,0.003348954,0.00004383814,0.000007334478,0.00003094817,0.001446947,0.0001812383,0.003227729],"genre_scores_gemma":[0.9901695,0.0001444822,0.003617901,0.00003782443,0.00001075405,0.00001809872,0.004163637,0.00002104157,0.001816802],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003066555,"threshold_uncertainty_score":0.01025867,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01835348281104672,"score_gpt":0.2933355123506436,"score_spread":0.2749820295395969,"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."}}