{"id":"W4381619189","doi":"10.1016/j.apradiso.2023.110911","title":"Density reduction effects on the production of [11C]CO2 in Nb-body targets on a medical cyclotron","year":2023,"lang":"en","type":"article","venue":"Applied Radiation and Isotopes","topic":"Radiation Therapy and Dosimetry","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"TRIUMF","funders":"National Research Council Canada; Natural Sciences and Engineering Research Council of Canada; TRIUMF","keywords":"Cyclotron; Proton; Irradiation; Yield (engineering); Beam (structure); Radiochemistry; Penetration depth; Penetration (warfare); Saturation (graph theory); Chemistry; Materials science; Nuclear physics; Ion; Optics; Physics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005792649,0.0001029853,0.0001866697,0.0002350479,0.00008613546,0.000008402243,0.00004041698,0.0001071731,0.00004287866],"category_scores_gemma":[0.000363777,0.00007166815,0.00003284102,0.0004612542,0.00005505512,0.00004092961,0.000008744732,0.0001918504,0.00004851421],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004285951,"about_ca_system_score_gemma":0.00003772147,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001810175,"about_ca_topic_score_gemma":0.000002679205,"domain_scores_codex":[0.9990074,0.0000784065,0.000210852,0.0002294223,0.0003452447,0.0001286504],"domain_scores_gemma":[0.9994271,0.000227058,0.00009110368,0.0001685203,0.00002116509,0.00006499561],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.004900349,0.001261297,0.02063881,0.0005929691,0.0003073553,0.00002934017,0.005958742,0.000906368,0.3193743,0.1029836,0.04293085,0.5001161],"study_design_scores_gemma":[0.00223612,0.0005811061,0.6312651,0.0001685437,0.00003947456,0.00001567923,0.0003808988,0.001528832,0.3564273,0.001282368,0.005899228,0.000175321],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.989844,0.00008953346,0.00001616584,0.007692514,0.0003301764,0.0007389035,0.000001054169,0.0000660798,0.001221585],"genre_scores_gemma":[0.9981199,0.0005649021,0.00001488557,0.0006413423,0.0003415723,0.00007532918,0.00002765825,0.00001150107,0.0002029261],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6106263,"threshold_uncertainty_score":0.2922542,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00784032799175822,"score_gpt":0.2532832281599915,"score_spread":0.2454429001682333,"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."}}