{"id":"W1997985983","doi":"10.1016/j.expthermflusci.2010.04.006","title":"Heat transfer and pressure drop in hexagonal ducts with surface dimples","year":2010,"lang":"en","type":"article","venue":"Experimental Thermal and Fluid Science","topic":"Heat Transfer Mechanisms","field":"Engineering","cited_by":48,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"Atlantic Veterinary College; National Science Council","keywords":"Nusselt number; Pressure drop; Dimple; Reynolds number; Regular polygon; Heat transfer; Materials science; Hexagonal crystal system; Drop (telecommunication); Duct (anatomy); Thermal; Friction factor; Mechanics; Physics; Thermodynamics; Geometry; Mathematics; Composite material; Turbulence; Crystallography; Chemistry; Anatomy","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002987287,0.0002057432,0.0003742377,0.0002660187,0.0003585313,0.0005455753,0.0003901266,0.00035946,0.002133308],"category_scores_gemma":[0.001013714,0.0002759708,0.0001566514,0.0002881245,0.0009294916,0.0007076909,0.0004591372,0.0004878211,0.0002911373],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004220389,"about_ca_system_score_gemma":0.0001981215,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007206756,"about_ca_topic_score_gemma":0.0002316228,"domain_scores_codex":[0.9997149,0.00006217768,0.000007263697,0.00004553239,0.00007353122,0.00009650226],"domain_scores_gemma":[0.9992666,0.0004602635,0.00007699951,0.00006111446,0.00007775543,0.00005736783],"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":[0.002809681,0.00044505,0.006347541,0.0001087911,0.00001833808,0.0003288568,0.000314005,0.03432079,0.9419109,0.005252452,0.0004709217,0.007672732],"study_design_scores_gemma":[0.00007291475,0.0005589604,0.007155088,0.000003808256,0.00000744989,0.00007265861,0.0001254114,0.1501393,0.8408317,0.0005300504,0.0004776645,0.00002506507],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9979114,0.00005475757,0.001183562,0.00002049107,0.000009454734,0.000004501806,0.00003905902,0.00003624446,0.0007404864],"genre_scores_gemma":[0.9992048,0.00002380178,0.0002471662,0.000002223512,0.000005409665,0.000003165195,0.00001921327,0.000006697127,0.000487622],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002133308,"threshold_uncertainty_score":0.007136643,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007091576783678285,"score_gpt":0.2090357307364544,"score_spread":0.2019441539527761,"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."}}