{"id":"W2163048869","doi":"10.1139/cjp-2013-0231","title":"Nonlinear diffusion in a plane surface","year":2013,"lang":"en","type":"article","venue":"Canadian Journal of Physics","topic":"Advanced Materials Characterization Techniques","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Physics; Nonlinear system; Diffusion; Fick's laws of diffusion; Diffusion equation; Brownian motion; Penetration (warfare); Plane (geometry); Mathematical analysis; Anomalous diffusion; Diffusion process; Impurity; Square root; Similarity solution; Classical mechanics; Mechanics; Geometry; Thermodynamics; Mathematics; Quantum mechanics; Boundary layer; Innovation diffusion","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00002737941,0.00006110319,0.0001123978,0.00005048484,0.00001212805,0.0000250629,0.00008199395,0.00003128623,0.00009681917],"category_scores_gemma":[0.000008959691,0.00006140827,0.00001656993,0.00008175542,0.00001221054,0.00023431,0.000002845865,0.00009587708,0.00001887837],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008078625,"about_ca_system_score_gemma":0.00004352599,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004866951,"about_ca_topic_score_gemma":0.0004369769,"domain_scores_codex":[0.9996212,0.000007241248,0.0001718557,0.00003044248,0.00004387605,0.0001254435],"domain_scores_gemma":[0.9996993,0.000008820121,0.00004396625,0.00005942551,0.000047288,0.0001412324],"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":[0.000002023778,0.0000115173,0.002588819,0.00004422887,0.000009194973,0.00004911709,0.0004640136,0.009652489,0.977921,0.000226215,0.0014227,0.007608668],"study_design_scores_gemma":[0.0006980608,0.0001070869,0.01350918,0.0003254084,0.000009838122,0.00005764951,0.0001133829,0.009685062,0.9511176,0.00765177,0.01622159,0.0005033195],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9924075,0.00003638311,0.007024253,0.00004532254,0.000214456,0.00005814594,0.00001348758,0.00001978267,0.000180675],"genre_scores_gemma":[0.9949177,0.00002629423,0.00484305,0.00003504624,0.0001346784,8.081558e-7,0.000005972202,0.00001832159,0.00001811646],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02680336,"threshold_uncertainty_score":0.2504157,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006541960033478343,"score_gpt":0.1913271607330452,"score_spread":0.1847852006995669,"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."}}