{"id":"W4366831325","doi":"10.26599/jac.2023.9220759","title":"Propulsion tests on ultra-high-temperature ceramic matrix composites for reusable rocket nozzles","year":2023,"lang":"en","type":"article","venue":"Journal of Advanced Ceramics","topic":"Energetic Materials and Combustion","field":"Engineering","cited_by":43,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Materials science; Nozzle; Composite material; Ceramic matrix composite; Rocket engine nozzle; Sintering; Ceramic; Spacecraft propulsion; Spark plasma sintering; Spallation; Propulsion; Rocket (weapon); Graphite; Abrasive; Porosity; Fabrication; Mechanical engineering; Aerospace engineering","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004745299,0.0004342731,0.000337709,0.0003253136,0.0002285749,0.0002730661,0.0004294909,0.0005369372,0.001156584],"category_scores_gemma":[0.0009460277,0.0002333625,0.0004812718,0.0002960807,0.0003467285,0.0004112935,0.0004261813,0.0003746199,0.000202185],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003128004,"about_ca_system_score_gemma":0.0002237351,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000457322,"about_ca_topic_score_gemma":0.001168553,"domain_scores_codex":[0.9995884,0.00003053847,0.00002589469,0.00008986857,0.0002107412,0.00005447754],"domain_scores_gemma":[0.9993615,0.0001546448,0.0001609331,0.00007114173,0.000196479,0.00005533654],"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":[0.00007879506,0.00001559587,0.0005076399,0.00006590634,0.0000115079,0.0001260545,0.00009241598,0.000355157,0.9965705,0.00003424495,0.00001889398,0.002123385],"study_design_scores_gemma":[0.000008303826,0.00085713,0.006868811,0.000007232117,0.00002184119,0.0002428056,0.0000750991,0.0007918105,0.9900593,0.0000129597,0.001042917,0.00001183809],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9967367,0.0003392133,0.002470959,0.00001051026,0.00001845821,0.00002647992,0.00004673526,0.00005559474,0.0002954171],"genre_scores_gemma":[0.9938479,0.0002475961,0.004852373,0.000009397791,0.000004647862,0.0000191486,0.00007934314,0.00003578397,0.0009038897],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001156584,"threshold_uncertainty_score":0.003869236,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006099724767542258,"score_gpt":0.2397144108949359,"score_spread":0.2336146861273936,"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."}}