{"id":"W1982189061","doi":"10.1139/v03-161","title":"Reduction of hafnium(IV) complexes in the presence of molecular nitrogen: Attempts to form dinitrogen complexes of the heaviest group 4 element","year":2003,"lang":"en","type":"article","venue":"Canadian Journal of Chemistry","topic":"Organometallic Complex Synthesis and Catalysis","field":"Chemistry","cited_by":26,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Chemistry; Hafnium; Hydride; Medicinal chemistry; Nitrogen; Potassium; Zirconium; Metal; Stereochemistry; Inorganic chemistry; Organic chemistry","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0004160638,0.0001728848,0.0004530233,0.00007771733,0.00006991254,0.00001885202,0.0008426757,0.00007073162,0.001472924],"category_scores_gemma":[0.0002325881,0.000126959,0.0003098243,0.0004015919,0.0002428311,0.00005866362,0.00003442016,0.0002109703,5.246387e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001318557,"about_ca_system_score_gemma":0.000430396,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001299378,"about_ca_topic_score_gemma":0.001394913,"domain_scores_codex":[0.9982374,0.00005692957,0.0008540118,0.0001538073,0.0004223932,0.0002754248],"domain_scores_gemma":[0.9983035,0.00008436694,0.0006494242,0.0005556492,0.0002018305,0.0002052753],"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":[0.00001725754,0.00007409952,0.005672312,0.0002250463,0.000124168,0.000008442606,0.0007203103,0.00005131721,0.9922768,0.0001427917,0.0002077677,0.0004796619],"study_design_scores_gemma":[0.0002532809,0.00002350948,0.001131297,0.0002210253,0.00008340605,0.000159559,0.002811611,0.000003471245,0.9911913,0.000691864,0.003314468,0.0001152392],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9949655,0.001055989,0.00002049081,0.0004273356,0.00003682503,0.000084849,0.00008710386,0.000001381752,0.003320524],"genre_scores_gemma":[0.9996514,0.00001504085,0.000168016,0.00002790902,0.00004867806,0.000005902622,0.000006272513,0.00001553447,0.00006120249],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004685943,"threshold_uncertainty_score":0.9994398,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01321529871669861,"score_gpt":0.2170087954043062,"score_spread":0.2037934966876076,"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."}}