{"id":"W4296445451","doi":"10.7185/geochemlet.2229","title":"Iron isotope evidence of an impact origin for main-group pallasites","year":2022,"lang":"en","type":"article","venue":"Geochemical Perspectives Letters","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Lawrence Livermore National Laboratory; Natural Sciences and Engineering Research Council of Canada; U.S. Department of Energy; University of California, Davis; National Aeronautics and Space Administration; Smithsonian Institution","keywords":"Olivine; Mantle (geology); Meteorite; Planetesimal; Geology; Parent body; Isotope; Isotope fractionation; Geochemistry; Chondrite; Mineralogy; Astrobiology; Nuclear physics; Solar System; Physics","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":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0001846762,0.0001434782,0.0001770992,0.0000469102,0.000159361,0.00002209121,0.0003474823,0.00001341895,0.001272556],"category_scores_gemma":[0.00001147839,0.0001333094,0.0001495264,0.0001527504,0.0001213196,0.000221168,0.00007289228,0.0001791225,0.000004164348],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008310587,"about_ca_system_score_gemma":0.00003769203,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003825126,"about_ca_topic_score_gemma":0.000001677209,"domain_scores_codex":[0.9989033,0.00005645002,0.0001482646,0.0003656526,0.0002153839,0.0003109563],"domain_scores_gemma":[0.9993825,0.0001783745,0.00009107654,0.000229303,0.000022045,0.00009673333],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0002021754,0.0001353089,0.05595493,0.00001052346,0.00003416664,0.000001575433,0.001593981,0.001635241,0.9363648,0.001135721,0.002190069,0.0007415098],"study_design_scores_gemma":[0.01089473,0.01269371,0.5593371,0.0003433948,0.0006750093,0.0001028474,0.1306255,0.05077747,0.1998344,0.01498044,0.01290207,0.006833348],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9959872,0.0001214697,0.002489916,0.0006640456,0.00005471758,0.0002389254,0.0002973846,0.00001642372,0.0001298787],"genre_scores_gemma":[0.9968111,7.631834e-7,0.002653108,0.0001415553,0.0002016567,0.00003833546,0.0001192472,0.000008759723,0.00002546061],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7365304,"threshold_uncertainty_score":0.9996404,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01683119104240429,"score_gpt":0.2840549959950507,"score_spread":0.2672238049526465,"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."}}