{"id":"W3216282980","doi":"10.1002/app.51955","title":"Investigation of the accelerated thermal aging behavior of polyetherimide and lifetime prediction at elevated temperature","year":2021,"lang":"en","type":"article","venue":"Journal of Applied Polymer Science","topic":"Polymer crystallization and properties","field":"Materials Science","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Polyetherimide; Materials science; Composite material; Polymer; Ultimate tensile strength; Time–temperature superposition; Activation energy; Glass transition; Accelerated aging; Chemistry","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":[0.0005702442,0.00009840365,0.000186522,0.00009564508,0.0002110963,0.0000701425,0.0003273252,0.00005447015,0.0001430151],"category_scores_gemma":[0.00002565712,0.00006298954,0.000039737,0.0006848203,0.0007512721,0.0003340898,0.0001462378,0.0001157459,8.736417e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003443089,"about_ca_system_score_gemma":0.0004878133,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000134942,"about_ca_topic_score_gemma":0.000002407355,"domain_scores_codex":[0.99857,0.00006635542,0.000477802,0.000154694,0.0005725891,0.0001585575],"domain_scores_gemma":[0.9988231,0.00002956552,0.0005556465,0.0001888395,0.0003097786,0.00009305543],"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":[0.00004485997,0.00001586379,0.003192233,0.00001391044,0.000004844574,0.000001028073,0.001506492,0.00002607123,0.9947706,0.0001375062,0.00001556597,0.0002710184],"study_design_scores_gemma":[0.0002634767,0.00003417854,0.0240266,0.00006089618,0.00003233839,0.00004429821,0.0002483331,0.00005750688,0.9751382,0.0000200493,0.00001382314,0.00006026577],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9979703,0.001156892,0.000006500766,0.0002593897,0.000271862,0.00007590385,0.00001256082,0.000008382725,0.0002381705],"genre_scores_gemma":[0.9994373,0.00002780049,0.000165291,0.000189319,0.00004219036,0.000002084991,9.252432e-7,0.000007363801,0.0001276979],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02083437,"threshold_uncertainty_score":0.2768094,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01824343125328,"score_gpt":0.2278004352889025,"score_spread":0.2095570040356225,"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."}}