{"id":"W2034284886","doi":"10.1021/om034395h","title":"Elusive Niobium Alkyl Cations Related to Ethylene Polymerization","year":2004,"lang":"en","type":"article","venue":"Organometallics","topic":"Organometallic Complex Synthesis and Catalysis","field":"Chemistry","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of New Brunswick","funders":"","keywords":"Chemistry; Cationic polymerization; Adduct; Alkyl; Niobium; Polymerization; Alkene; Diethyl ether; Ethylene; Ether; Crystal structure; Medicinal chemistry; Polymer chemistry; Organic chemistry; Catalysis; Polymer","routes":{"ca_aff":true,"ca_fund":false,"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":[0.00007659187,0.0002440275,0.0001494962,0.00009033085,0.0002554483,0.000309564,0.0002844209,0.0002443947,0.001641931],"category_scores_gemma":[0.0002161793,0.0001063133,0.00007409327,0.0001204874,0.000271616,0.0002663646,0.0004494078,0.0004161728,0.0002278501],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003710991,"about_ca_system_score_gemma":0.0001560667,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006316463,"about_ca_topic_score_gemma":0.0009235664,"domain_scores_codex":[0.9999392,0.000008797236,0.000003782864,0.000009366171,0.00001742273,0.0000213849],"domain_scores_gemma":[0.9999375,0.00000940693,0.00002430608,0.00000899705,0.000007632108,0.00001214309],"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":[0.0005322954,0.0000250904,0.0005659273,0.000184519,0.000008644466,0.0003216347,0.0001457173,0.000523913,0.9881566,0.006162059,0.0001185938,0.003255019],"study_design_scores_gemma":[0.00004071836,0.0001651091,0.0008388909,0.000007825786,0.0000126616,0.0002043346,0.00003574928,0.0007069527,0.9932887,0.00044874,0.004242325,0.000008011973],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9930906,0.0005533826,0.001464466,0.00006431599,0.000017171,0.00002106419,0.00004847354,0.00002959545,0.004710964],"genre_scores_gemma":[0.9957455,0.0003197962,0.0007221652,0.00001812343,0.00000391558,0.000008685586,0.0000794703,0.000007410043,0.003095034],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001641931,"threshold_uncertainty_score":0.005492806,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007106871518225285,"score_gpt":0.2256987549024693,"score_spread":0.218591883384244,"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."}}