{"id":"W4389471075","doi":"10.3204/pubdb-2023-07703","title":"Search for short- and long-lived axion-like particles in $H\\rightarrow a a \\rightarrow 4\\gamma $ decays with the ATLAS experiment at the LHC","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; 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; Japan Society for the Promotion of Science; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Generalitat de Catalunya; Generalitat Valenciana; Agencia Nacional de Investigación y Desarrollo; Istituto Nazionale di Fisica Nucleare; Austrian Science Fund; 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; European Social Fund; Centre National pour la Recherche Scientifique et Technique; Royal Society; National Science Foundation; H2020 European Research Council; Norges Forskningsråd; Fundación BBVA; Compute Canada; Baden-Württemberg Stiftung; Alexander von Humboldt-Stiftung; TRIUMF; Danmarks Grundforskningsfond; Türkiye Enerji, Nükleer ve Maden Araştırma Kurumu; Canarie; CERN; HORIZON EUROPE Marie Sklodowska-Curie Actions; Centres de Recerca de Catalunya; Ministerio de Ciencia e Innovación","keywords":"Physics; Particle physics; Large Hadron Collider; Higgs boson; Photon; Atlas (anatomy); Branching fraction; Nuclear physics; Boson; Axion; ATLAS experiment; Range (aeronautics); Physics beyond the Standard Model; Standard Model (mathematical formulation); Invariant mass; Dark matter","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":[0.001281128,0.00060908,0.000426406,0.001554579,0.000698438,0.001303093,0.0004694846,0.0005340338,0.00240334],"category_scores_gemma":[0.0007318227,0.0003264,0.0004418456,0.00147948,0.0003193445,0.0004372756,0.000851153,0.0003320701,0.0004437767],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004129093,"about_ca_system_score_gemma":0.0005561496,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003585348,"about_ca_topic_score_gemma":0.01020425,"domain_scores_codex":[0.9994023,0.0001585495,0.00002157491,0.0001531149,0.0001586219,0.0001059418],"domain_scores_gemma":[0.9991831,0.00032943,0.0001469264,0.0001376866,0.00008927299,0.0001135363],"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":[0.004755112,0.0005200201,0.7255453,0.0001923409,0.0008710392,0.00163146,0.0006502998,0.01141993,0.2119432,0.01125055,0.002607953,0.02861265],"study_design_scores_gemma":[0.0004478991,0.001360831,0.7300946,0.00004634703,0.0007776519,0.002339076,0.001096152,0.06118847,0.1779127,0.007869488,0.01662025,0.000246477],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9935443,0.0001009714,0.001951949,0.0000574698,0.000003699778,0.00001094619,0.001851396,0.0001099346,0.002369366],"genre_scores_gemma":[0.9943327,0.00005784633,0.002083975,0.00003089713,0.00001049665,0.00001223768,0.002743766,0.00002820845,0.0006998595],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003585348,"threshold_uncertainty_score":0.008040011,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0801379024641966,"score_gpt":0.2344904818083867,"score_spread":0.1543525793441901,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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