{"id":"W3125797951","doi":"10.1088/2041-8205/808/2/l43","title":"CARBON-RICH PRESOLAR GRAINS FROM MASSIVE STARS: SUBSOLAR <sup>12</sup> C/ <sup>13</sup> C AND <sup>14</sup> N/ <sup>15</sup> N RATIOS AND THE MYSTERY OF <sup>15</sup> N","year":2015,"lang":"en","type":"article","venue":"The Astrophysical Journal Letters","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":80,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria","funders":"NASA Headquarters; Science and Technology Facilities Council; Natural Sciences and Engineering Research Council of Canada; Magyar Tudományos Akadémia; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; National Aeronautics and Space Administration","keywords":"Physics; Presolar grains; Nucleosynthesis; Supernova; Astrophysics; Formation and evolution of the Solar System; Stars; Radiogenic nuclide; Galaxy; Ejecta; Nuclear reaction; Meteorite; Solar System; Isotope; Nuclear physics; Astronomy","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":[0.00003172374,0.0002292041,0.0001267679,0.0002075013,0.0001363866,0.0003274897,0.0001843017,0.000297708,0.0008433549],"category_scores_gemma":[0.00008511682,0.0001243867,0.0001873823,0.0002586562,0.000135872,0.0001668795,0.0001321571,0.0001163456,0.0002884906],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002195272,"about_ca_system_score_gemma":0.00007592438,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001682393,"about_ca_topic_score_gemma":0.001710286,"domain_scores_codex":[0.9999725,0.000001180453,0.00000174526,0.00001203341,0.000007586561,0.000004854223],"domain_scores_gemma":[0.9999467,0.000006144189,0.00001488251,0.00001029549,0.000009351149,0.00001258953],"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":[0.0006284637,0.0000470237,0.06136992,0.0001376408,0.00006630898,0.000495501,0.0000724539,0.00478607,0.9205689,0.0008259818,0.0002253829,0.01077631],"study_design_scores_gemma":[0.0000465318,0.00032876,0.4533837,0.00001570739,0.00012895,0.001865696,0.0002136382,0.02597523,0.5062534,0.00192914,0.009833667,0.00002557757],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9957004,0.0003551282,0.001895777,0.00001108149,0.000007010414,0.00001000844,0.0004713771,0.00006220661,0.001486911],"genre_scores_gemma":[0.9961872,0.0001130275,0.001443046,0.00001003263,0.000002707109,0.00000489539,0.001177626,0.00001931799,0.001042137],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001682393,"threshold_uncertainty_score":0.003345191,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0102302218092274,"score_gpt":0.1977373852373556,"score_spread":0.1875071634281282,"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."}}