{"id":"W2414703606","doi":"10.5194/acp-16-11733-2016","title":"Atmospheric abundance and global emissions of perfluorocarbons CF 4 , C 2 F 6 and C 3 F 8 since 1800 inferred from ice core, firn, air archive and in situ measurements","year":2016,"lang":"en","type":"article","venue":"Atmospheric chemistry and physics","topic":"Atmospheric Ozone and Climate","field":"Earth and Planetary Sciences","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Environment Research Council; Institut Polaire Français Paul Emile Victor; Korea Polar Research Institute; Sight Research UK; University of Bristol; Centre National de la Recherche Scientifique; European Science Foundation; U.S. Department of Energy; European Commission; National Science Foundation; Office of Polar Programs; Fonds De La Recherche Scientifique - FNRS; Department of Energy and Climate Change; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Agence Nationale de la Recherche; Natural Resources Canada; Fonds Wetenschappelijk Onderzoek; National Aeronautics and Space Administration; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; National Institute of Polar Research; Commonwealth Scientific and Industrial Research Organisation","keywords":"Firn; Ice core; Chemistry; Greenhouse gas; Atmospheric sciences; Aluminium; Environmental science; Environmental chemistry; Snow; Climatology; Meteorology; Oceanography; Geology; Geography","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":["metaepi_narrow"],"category_scores_codex":[0.0005696209,0.0016738,0.001821463,0.000004065038,0.0009002407,0.0002699678,0.0007374754,0.0007264531,0.00004696894],"category_scores_gemma":[0.0002533914,0.00153411,0.000341674,0.001282182,0.001591008,0.00112908,0.0003998337,0.000950444,0.00006016247],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001482463,"about_ca_system_score_gemma":0.0005659715,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005594791,"about_ca_topic_score_gemma":0.001111958,"domain_scores_codex":[0.9926186,0.0002930496,0.001540341,0.002388393,0.00127071,0.001888902],"domain_scores_gemma":[0.9952638,0.0009419626,0.001009947,0.001180611,0.0002826893,0.001321043],"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":[0.0005641166,0.0002932985,0.09505452,0.000371548,0.0002646043,0.00007530343,0.0006241482,0.0004536222,0.6915335,0.00001232584,0.0003895923,0.2103634],"study_design_scores_gemma":[0.003514946,0.0003548016,0.225657,0.0009689079,0.0004563046,0.0001096171,0.000560189,0.007983923,0.7552191,0.00295661,0.00027879,0.00193977],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9901732,0.004941867,0.000995906,0.0002130996,0.0002999004,0.0008161932,0.001010649,0.0002073823,0.001341769],"genre_scores_gemma":[0.9875684,0.009377828,0.001608367,0.0003672121,0.0004860447,0.00005251009,0.0004183832,0.0001010092,0.00002019276],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2084236,"threshold_uncertainty_score":0.9996009,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01152754963657394,"score_gpt":0.2060798351739622,"score_spread":0.1945522855373883,"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."}}