{"id":"W4415689020","doi":"10.1016/j.nucengdes.2025.114564","title":"Effect of deteriorated heat transfer on flow instability in heated upflow channels at supercritical pressure","year":2025,"lang":"en","type":"article","venue":"Nuclear Engineering and Design","topic":"Heat transfer and supercritical fluids","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Manitoba","funders":"","keywords":"Instability; Supercritical fluid; Flow (mathematics); Heat transfer; Natural circulation; Supercritical flow; Heat transfer enhancement; Stability (learning theory)","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":[0.0003712699,0.0001843552,0.0003577404,0.000283641,0.000516823,0.0006859946,0.0002885946,0.0004015208,0.002060461],"category_scores_gemma":[0.001689417,0.0001811388,0.0002465225,0.0002460259,0.0006215154,0.0005464212,0.000316098,0.0006075907,0.0001619681],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004998177,"about_ca_system_score_gemma":0.0003492847,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001368473,"about_ca_topic_score_gemma":0.0008256497,"domain_scores_codex":[0.999685,0.00005687738,0.00001949591,0.00005617813,0.00006467143,0.0001176601],"domain_scores_gemma":[0.9983984,0.0009421752,0.000209949,0.00009039565,0.00021998,0.0001391402],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.003774558,0.0001676523,0.003700144,0.00009508937,0.00003577972,0.0003181936,0.0003050894,0.008026989,0.9775921,0.0002540659,0.0001447634,0.005585577],"study_design_scores_gemma":[0.00002567477,0.0004193598,0.005305122,0.00000589544,0.00002416602,0.00003254677,0.00005955557,0.01457375,0.9793525,0.00003683561,0.0001480803,0.000016434],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9992049,0.00009856085,0.0004172469,0.00001940549,0.000008990441,0.000002418173,0.00002570003,0.00003435798,0.0001884384],"genre_scores_gemma":[0.999762,0.00001879249,0.00009884978,0.000005646341,0.000002944789,0.000001508104,0.0000134375,0.000006735639,0.00009009856],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002060461,"threshold_uncertainty_score":0.006892979,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007456050591175656,"score_gpt":0.2079834151098661,"score_spread":0.2005273645186904,"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."}}