{"id":"W2171412439","doi":"10.1149/2.0921506jes","title":"Characterization of PEMFC Gas Diffusion Layer Porosity","year":2015,"lang":"en","type":"article","venue":"Journal of The Electrochemical Society","topic":"Fuel Cells and Related Materials","field":"Engineering","cited_by":104,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University","funders":"","keywords":"Porosity; Buoyancy; Gas pycnometer; Volume (thermodynamics); Gaseous diffusion; Materials science; Composite material; Gravimetric analysis; Wetting; Diffusion; Thermogravimetric analysis; Effective porosity; Mineralogy; Chemistry; Thermodynamics","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":[0.0003745094,0.0003232149,0.0003661631,0.001097592,0.0002817196,0.0003890178,0.0002964479,0.0003172694,0.0007898927],"category_scores_gemma":[0.0009381742,0.0001898787,0.0001903525,0.000705732,0.0002986199,0.0004516405,0.0002407475,0.0004574805,0.0001419967],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003746099,"about_ca_system_score_gemma":0.0001949919,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002823832,"about_ca_topic_score_gemma":0.002488696,"domain_scores_codex":[0.9997917,0.0000111161,0.00001431777,0.00004350928,0.0001035001,0.00003591469],"domain_scores_gemma":[0.9995353,0.0002009374,0.00005809922,0.0000309807,0.0001530804,0.0000215058],"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":[0.00003551691,0.000007962181,0.0009043129,0.00005081391,0.000006023816,0.00003921965,0.00006384351,0.0004076903,0.9947525,0.00007420548,0.00002055312,0.003637182],"study_design_scores_gemma":[0.000001854939,0.00003635964,0.007989318,0.000008364958,0.000008287097,0.0000583767,0.00003874308,0.002021953,0.9891819,0.00003552706,0.0006125453,0.000006835313],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9849191,0.0008373199,0.01169948,0.00003229651,0.000008237105,0.00002782689,0.0009048184,0.0001229513,0.001448036],"genre_scores_gemma":[0.9903999,0.0007811083,0.006991004,0.00001567641,0.000004536368,0.00006503207,0.0007663876,0.00004114003,0.0009353484],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002823832,"threshold_uncertainty_score":0.005614758,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007628120633109314,"score_gpt":0.1921811842397027,"score_spread":0.1845530636065934,"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."}}