{"id":"W1716704253","doi":"10.1520/stp14308s","title":"Size, Geometry, and Material Effects in Fracture Toughness Testing of Irradiated Zr-2.5Nb Pressure Tube Material","year":2000,"lang":"en","type":"book-chapter","venue":"","topic":"Nuclear Materials and Properties","field":"Materials Science","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"Atomic Energy (Canada); Canadian Nuclear Laboratories","funders":"","keywords":"Materials science; Fracture toughness; Composite material; Tube (container)","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0004207272,0.0007123467,0.001316246,0.0002077215,0.0001070282,0.000372842,0.0004320517,0.0008461702,0.03140935],"category_scores_gemma":[0.0001320191,0.0005659881,0.00007955574,0.00006902352,0.0002800731,0.0002762948,0.0002832951,0.0002386782,0.0001576347],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003246055,"about_ca_system_score_gemma":0.0000806276,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001211882,"about_ca_topic_score_gemma":0.00003813694,"domain_scores_codex":[0.9971863,0.0001256774,0.0009205783,0.0007970829,0.0004304988,0.0005398867],"domain_scores_gemma":[0.998583,0.0002647531,0.000404277,0.0005131874,0.0001003927,0.0001344059],"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":[0.001487822,0.00005903744,0.00006306329,0.002389554,0.00006679021,0.0001017094,0.0002528803,0.00006577988,0.9909137,0.001463812,0.001149859,0.001985977],"study_design_scores_gemma":[0.003459963,0.001531158,0.01656436,0.00404505,0.0005648269,0.00018518,0.00003499808,0.00007119458,0.7608842,0.01615937,0.1931508,0.003348884],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9271621,0.0004642745,6.803622e-7,0.00005289405,0.002155596,0.0009019222,0.0008222561,0.0002020569,0.06823823],"genre_scores_gemma":[0.9561365,0.0001761233,0.001369104,0.0002637676,0.0009920282,0.00003154833,0.00009366612,0.0002418959,0.04069534],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2300295,"threshold_uncertainty_score":0.9996791,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01133668272965099,"score_gpt":0.2046879722117093,"score_spread":0.1933512894820583,"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."}}