{"id":"W2074665701","doi":"10.1021/ja0174175","title":"Tuning and Dissecting Electronic and Steric Effects in Ammonium Receptors:  Nonactin vs Artificial Receptors","year":2002,"lang":"en","type":"article","venue":"Journal of the American Chemical Society","topic":"Analytical Chemistry and Sensors","field":"Chemical Engineering","cited_by":54,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Chemistry; Ammonium; Receptor; Protonation; Ion; Detection limit; Steric effects; Selectivity; Molecule; Ion exchange; Inorganic chemistry; Stereochemistry; Chromatography; Organic chemistry; Biochemistry; Catalysis","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000247687,0.0001927055,0.0004471847,0.00001923446,0.00007376225,0.0000330091,0.0001949642,0.00009398442,0.00003279182],"category_scores_gemma":[0.0006963588,0.0001422955,0.0002324587,0.0003974992,0.0002890936,0.00009659136,0.0001039174,0.001085428,0.000001303424],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002316643,"about_ca_system_score_gemma":0.00001268391,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000178708,"about_ca_topic_score_gemma":9.838739e-7,"domain_scores_codex":[0.9986658,0.00004761071,0.0004237258,0.0002014163,0.0002450649,0.0004164193],"domain_scores_gemma":[0.9988165,0.0005150464,0.000338575,0.0001220054,0.00004599866,0.000161824],"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":[0.0001098424,0.00007530754,0.004447824,0.00007582104,0.00009220011,0.00000421709,0.0007975419,0.00006518036,0.9884453,0.00002350626,0.0005419854,0.005321316],"study_design_scores_gemma":[0.0008932044,0.0002124379,0.001020268,0.000351771,0.0001529365,0.0001700626,0.00187657,0.04206499,0.9508083,0.0003482436,0.001527635,0.000573516],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984241,0.0002728185,0.0002088008,0.0008556172,0.00009480858,0.000047465,4.36647e-7,0.00001688544,0.0000790561],"genre_scores_gemma":[0.9985191,0.0001636248,0.0006768878,0.0001712898,0.000339636,0.000001464136,3.187616e-7,0.00002266869,0.0001050118],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04199981,"threshold_uncertainty_score":0.5802642,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008205454028570341,"score_gpt":0.2213030205530182,"score_spread":0.2130975665244479,"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."}}