{"id":"W2092672405","doi":"10.1002/aic.13911","title":"Improved experimental method for measuring gas diffusivity through thin porous media","year":2012,"lang":"en","type":"article","venue":"AIChE Journal","topic":"Fuel Cells and Related Materials","field":"Engineering","cited_by":30,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"AUTO21 Network of Centres of Excellence","keywords":"Thermal diffusivity; Porosity; Gaseous diffusion; Porous medium; Diffusion; Porosimetry; Electrolyte; Materials science; Current (fluid); Fuel cells; Analytical Chemistry (journal); Chemistry; Thermodynamics; Composite material; Chemical engineering; Chromatography; Physics; Electrode; Physical chemistry; Engineering","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":[0.0007359238,0.0001809764,0.0002471115,0.00003536731,0.0001379902,0.0000684742,0.0001341174,0.0001557828,0.0001879197],"category_scores_gemma":[0.00005120306,0.0001422865,0.000114602,0.00004658046,0.00001562121,0.0003730581,0.0000330323,0.0002934413,0.0000156436],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001029701,"about_ca_system_score_gemma":0.0000137124,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001724311,"about_ca_topic_score_gemma":0.000001510066,"domain_scores_codex":[0.9989256,0.00005380464,0.0003027938,0.00009129987,0.0001552728,0.0004712055],"domain_scores_gemma":[0.9994997,0.0001032785,0.00007657259,0.0001219883,0.00003388382,0.0001645192],"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":[0.00003726894,0.00009596075,0.00004191041,0.0001215756,0.0001506236,0.000006055965,0.004379225,0.001308964,0.9903626,0.00005851772,0.002344075,0.001093241],"study_design_scores_gemma":[0.001389473,0.00006769934,0.0001400281,0.00004862566,0.00008571144,0.0004433839,0.0005873163,0.009508172,0.9777125,0.0007473702,0.008896751,0.0003730321],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8836167,0.03790095,0.05492808,0.0001892527,0.01390902,0.0004841043,0.00002284889,0.0003863721,0.008562629],"genre_scores_gemma":[0.9375296,0.0007179233,0.0597595,0.00007455655,0.00176492,0.00001608344,0.000003707477,0.00006874181,0.00006500609],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05391282,"threshold_uncertainty_score":0.5802276,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02691210460064333,"score_gpt":0.2667276073599051,"score_spread":0.2398155027592618,"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."}}