{"id":"W2047995193","doi":"10.1016/j.chroma.2003.08.097","title":"New liquid nitrogen cryogenic modulator for comprehensive two-dimensional gas chromatography","year":2003,"lang":"en","type":"article","venue":"Journal of Chromatography A","topic":"Analytical Chemistry and Chromatography","field":"Chemistry","cited_by":81,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Chemistry; Liquid nitrogen; Reproducibility; Chromatography; Propane; Capillary action; Nitrogen; Gas chromatography; Analytical Chemistry (journal); Trapping; Two-dimensional gas; Gasoline; Jet (fluid); Nitrogen gas; Cold trap; Organic chemistry; Thermodynamics","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":[0.0006133684,0.0006220909,0.0005584602,0.0003595974,0.0007593152,0.0004414865,0.0015198,0.00053106,0.001977912],"category_scores_gemma":[0.0004290868,0.0004153859,0.0001655999,0.0003005493,0.000625937,0.001150999,0.00101335,0.001167464,0.0006974197],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006496087,"about_ca_system_score_gemma":0.0007919665,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006061347,"about_ca_topic_score_gemma":0.002170833,"domain_scores_codex":[0.9997337,0.00003469674,0.000009681847,0.00006930924,0.0001231726,0.00002940689],"domain_scores_gemma":[0.9997634,0.00007259566,0.0000339726,0.00003531827,0.00005696044,0.0000377637],"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":[0.0001780438,0.0000534818,0.000355416,0.00005313285,0.000007292726,0.00005697757,0.00005664108,0.00007902546,0.9869794,0.0008395509,0.00100167,0.01033934],"study_design_scores_gemma":[0.00007387579,0.0002764677,0.00133036,0.00001956806,0.00002129951,0.0003688776,0.0000412614,0.008488759,0.9634569,0.0002990606,0.02558766,0.00003597874],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.4367179,0.004622598,0.543996,0.001309624,0.000441786,0.0005912922,0.0007271764,0.00459071,0.007003005],"genre_scores_gemma":[0.5264481,0.002972482,0.4517242,0.001353584,0.0002996207,0.001183007,0.001336325,0.000731106,0.01395162],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.001977912,"threshold_uncertainty_score":0.006616831,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01516678155898346,"score_gpt":0.2551721715950847,"score_spread":0.2400053900361012,"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."}}