{"id":"W4402440815","doi":"10.1103/physrevlett.133.111802","title":"Search for Leptonic Decays of Dark Photons at NA62","year":2024,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Dark Matter and Cosmic Phenomena","field":"Physics and Astronomy","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"H2020 Marie Skłodowska-Curie Actions; Institut National de Physique Nucléaire et de Physique des Particules; Instituto Nazionale di Fisica Nucleare; Natural Sciences and Engineering Research Council of Canada; Science and Technology Facilities Council; Ministero dell’Istruzione, dell’Università e della Ricerca; Ministerstvo školstva, vedy, výskumu a športu Slovenskej republiky; Institutul de Fizică Atomică; Grantová Agentura České Republiky; Fonds De La Recherche Scientifique - FNRS; Bundesministerium für Bildung und Forschung; H2020 European Research Council; Centre National de la Recherche Scientifique; Ministerstvo Školství, Mládeže a Tělovýchovy; Consejo Nacional de Ciencia y Tecnología; Agence Nationale de la Recherche; National Science Foundation; TRIUMF; Royal Society; Istituto Nazionale di Fisica Nucleare; CERN; Univerzita Karlova v Praze","keywords":"Physics; Photon; Particle physics; Dark photon; Nuclear physics; Dark matter; Quantum mechanics","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":[0.001501263,0.0005058082,0.0004823745,0.001127552,0.001000868,0.001426899,0.0004584824,0.000695588,0.002820026],"category_scores_gemma":[0.001397928,0.0003895987,0.0002605779,0.0008027144,0.0004008309,0.0006795825,0.001195613,0.000409961,0.0003897125],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007274266,"about_ca_system_score_gemma":0.000566282,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003563603,"about_ca_topic_score_gemma":0.007188957,"domain_scores_codex":[0.9994411,0.0001260248,0.00001727138,0.0001847061,0.0001277059,0.000103172],"domain_scores_gemma":[0.9992321,0.0001805271,0.0001882845,0.0001135002,0.0001369636,0.0001486541],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.005902527,0.0004634113,0.5404676,0.0002738099,0.0005372249,0.00322274,0.001501445,0.003741874,0.3571705,0.0235706,0.004145976,0.05900217],"study_design_scores_gemma":[0.0009201642,0.003659467,0.590982,0.000201188,0.0003934565,0.005055973,0.001845757,0.03881051,0.2729431,0.01175822,0.07308974,0.0003403803],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.98987,0.0003419945,0.001419189,0.0001115488,0.00001040318,0.00001829085,0.0008431658,0.00006150357,0.007323906],"genre_scores_gemma":[0.9957954,0.00008434254,0.001583987,0.00004333938,0.00000839268,0.00001146028,0.0009611103,0.00001240069,0.001499483],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003563603,"threshold_uncertainty_score":0.009433866,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01842573264061084,"score_gpt":0.3074972488415565,"score_spread":0.2890715162009457,"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."}}