{"id":"W4284671562","doi":"10.22541/au.165720844.43317885/v1","title":"Phase-field modeling of near-neutral pH stress corrosion crack initiation life in underground pipelines","year":2022,"lang":"en","type":"preprint","venue":"","topic":"Hydrogen embrittlement and corrosion behaviors in metals","field":"Materials Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Okanagan University College; University of British Columbia, Okanagan Campus; University of British Columbia","funders":"Mitacs; BC Oil and Gas Research and Innovation Society","keywords":"Hydrogen embrittlement; Corrosion; Materials science; Stress corrosion cracking; Nucleation; Pitting corrosion; Metallurgy; Stress field; Crack closure; Pipeline transport; Stress (linguistics); Embrittlement; Structural engineering; Fracture mechanics; Composite material; Finite element method; Engineering; Thermodynamics; Mechanical 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002709313,0.0003692505,0.0004225385,0.0004087795,0.0002953435,0.0004642033,0.0007061717,0.001202655,0.001419363],"category_scores_gemma":[0.0006490914,0.0003070151,0.0004429433,0.0003554068,0.0006499719,0.0005506688,0.0004203698,0.0004479254,0.0001685572],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006989927,"about_ca_system_score_gemma":0.0006534838,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01045104,"about_ca_topic_score_gemma":0.00441673,"domain_scores_codex":[0.9999286,0.00001827184,0.000002867006,0.00001283497,0.00002137417,0.00001609973],"domain_scores_gemma":[0.9998443,0.00007075164,0.00002682322,0.000007387967,0.00003605709,0.00001457747],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0000108486,0.0000122574,0.0003010979,0.00001322202,0.000003473279,0.00003526594,0.0000180156,0.9913006,0.002077651,0.004916181,0.0001284814,0.001182863],"study_design_scores_gemma":[0.000001590409,0.000003776635,0.00004877242,7.824187e-7,4.80818e-7,0.000003205522,0.000002657017,0.9992861,0.00009835289,0.0004654054,0.00008768994,0.000001133584],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.4156688,0.0008436827,0.557268,0.0006520445,0.00007210475,0.000156961,0.0005917911,0.0003792639,0.02436735],"genre_scores_gemma":[0.9801301,0.000318885,0.01216685,0.0000457164,0.00001684514,0.00008759323,0.0001134672,0.00005234617,0.007068257],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01045104,"threshold_uncertainty_score":0.02078044,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06107084506912057,"score_gpt":0.3406988804985501,"score_spread":0.2796280354294295,"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."}}