{"id":"W4387569691","doi":"10.1016/j.nima.2023.168776","title":"Measurement of the intrinsic hadronic contamination in the NA64<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" altimg=\"si2.svg\" display=\"inline\" id=\"d1e670\"><mml:mrow><mml:mo>−</mml:mo><mml:mi>e</mml:mi></mml:mrow></mml:math> high-purity <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" altimg=\"si3.svg\" display=\"inline\" id=\"d1e678\"><mml:mrow><mml:msup><mml:mrow><mml:mi>e</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup><mml:mo>/</mml:mo><mml:msup><mml:mrow><mml:mi>e</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math> beam at CERN","year":2023,"lang":"lv","type":"article","venue":"Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University","funders":"Agencia Estatal de Investigación; Agencia Nacional de Investigación y Desarrollo; Rheinische Friedrich-Wilhelms-Universität Bonn; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Eidgenössische Technische Hochschule Zürich; Institut Català de Nanociència i Nanotecnologia; Istituto Nazionale di Fisica Nucleare; European Commission; CERN; Universidad Técnica Federico Santa María","keywords":"Physics; Beamline; Hadron; Monte Carlo method; Nuclear physics; Large Hadron Collider; Electron; Pion; Muon; Particle physics; Optics; Statistics; Beam (structure)","routes":{"ca_aff":true,"ca_fund":false,"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":[0.003214598,0.0008895815,0.0008763324,0.001455895,0.001615981,0.00407454,0.001729334,0.001836169,0.0212693],"category_scores_gemma":[0.004257044,0.001212084,0.001291183,0.002006376,0.001171432,0.002287229,0.002489358,0.001899546,0.007700557],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002157839,"about_ca_system_score_gemma":0.001847357,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003235732,"about_ca_topic_score_gemma":0.005679659,"domain_scores_codex":[0.9976306,0.0004653914,0.000124472,0.0006462774,0.0007637574,0.0003695052],"domain_scores_gemma":[0.9975447,0.0004393897,0.0004531561,0.0006557532,0.0007595699,0.0001473907],"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":[0.005411114,0.0005010398,0.0954021,0.001377653,0.001147107,0.001197601,0.002079545,0.005926422,0.749353,0.04954379,0.02558864,0.06247202],"study_design_scores_gemma":[0.0002822719,0.0008000924,0.04174588,0.0002760133,0.0004899183,0.00064958,0.000418814,0.01023755,0.8198867,0.004901957,0.1200835,0.0002276766],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6829307,0.003015561,0.1036087,0.002241201,0.0008331203,0.0002451985,0.0176676,0.003880826,0.1855771],"genre_scores_gemma":[0.9096072,0.0008795366,0.02175551,0.0009638706,0.00008677354,0.0002647131,0.01097097,0.002140745,0.05333065],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0212693,"threshold_uncertainty_score":0.07115287,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02965963075092697,"score_gpt":0.2874839960920268,"score_spread":0.2578243653410998,"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."}}