{"id":"W2891991632","doi":"10.1103/physrevc.99.025503","title":"First ultracold neutrons produced at TRIUMF","year":2019,"lang":"en","type":"article","venue":"Physical review. C","topic":"Atomic and Subatomic Physics Research","field":"Physics and Astronomy","cited_by":40,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Northern British Columbia; University of Winnipeg; Carleton University; TRIUMF; McGill University; University of British Columbia; Simon Fraser University; University of Manitoba","funders":"Japan Society for the Promotion of Science; Natural Sciences and Engineering Research Council of Canada; Canada Foundation for Innovation; TRIUMF; Research Manitoba","keywords":"Ultracold neutrons; Spallation; Neutron; Physics; Nuclear physics; Spallation Neutron Source; Neutron source; Superfluid helium-4; Helium; Ultracold atom; Neutron temperature; Atomic 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":["insufficient_payload"],"consensus_categories":["insufficient_payload"],"category_scores_codex":[0.0001656873,0.0002457221,0.0005601855,0.00002479806,0.0001273118,0.00002715567,0.0003840376,0.00001989848,0.001342505],"category_scores_gemma":[0.00001437566,0.000200634,0.0003577537,0.0002949589,0.00005684371,0.0001669284,0.0001841586,0.0003221315,0.00720152],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001031337,"about_ca_system_score_gemma":0.0001180284,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003401726,"about_ca_topic_score_gemma":0.000001248504,"domain_scores_codex":[0.9983197,0.0000697375,0.0002606187,0.0004962074,0.0003542305,0.0004994808],"domain_scores_gemma":[0.9987902,0.0001822902,0.000109345,0.0006502757,0.00007693192,0.0001909466],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.000193114,0.003474679,0.1679893,0.003524304,0.0007458485,0.000008358267,0.001095265,0.0001849064,0.1851674,0.4170562,0.1175293,0.1030314],"study_design_scores_gemma":[0.004677292,0.0002762418,0.01041366,0.00280787,0.0004901942,0.000004755565,0.0002015155,0.03137354,0.1797504,0.06876496,0.6982123,0.00302731],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.944002,0.0007949842,0.0001822633,0.001261474,0.0001314243,0.001163014,0.00004197098,0.00005264759,0.05237022],"genre_scores_gemma":[0.9948545,0.0002347368,0.00001325284,0.0002431454,0.0006036322,0.0001327306,0.0000487861,0.00003700061,0.003832195],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.580683,"threshold_uncertainty_score":0.9995704,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0139316796071234,"score_gpt":0.3275265804638773,"score_spread":0.3135949008567539,"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."}}