{"id":"W2007654038","doi":"10.1016/j.talanta.2014.08.036","title":"Non-chromatographic speciation of chromium at sub-ppb levels using cloud point extraction in the presence of unmodified silver nanoparticles","year":2014,"lang":"en","type":"article","venue":"Talanta","topic":"Analytical chemistry methods development","field":"Chemistry","cited_by":54,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"Mountain Equipment Co-operative","keywords":"Chemistry; Chromium; Cloud point; Hexavalent chromium; Extraction (chemistry); Enrichment factor; Atomic absorption spectroscopy; Analytical Chemistry (journal); Detection limit; Silver nanoparticle; Chromatography; Nuclear chemistry; Nanoparticle","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003868806,0.000612135,0.0004030168,0.0003497947,0.000403939,0.0004398867,0.0009270122,0.0007647786,0.001032471],"category_scores_gemma":[0.0005863324,0.0003475946,0.0004330307,0.0003401362,0.000378882,0.000309139,0.000372193,0.0007549666,0.001020399],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004054829,"about_ca_system_score_gemma":0.0006302726,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002655423,"about_ca_topic_score_gemma":0.006821031,"domain_scores_codex":[0.9991171,0.00008369138,0.0000572262,0.0002454622,0.0003925191,0.0001039854],"domain_scores_gemma":[0.999642,0.00008827143,0.00004632219,0.00005965685,0.000144296,0.00001941831],"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":[0.00006773741,0.0000152062,0.00008529105,0.00003370716,0.000005801051,0.00002124826,0.00001643127,0.00003192788,0.9980763,0.00003431303,0.00003326916,0.001578737],"study_design_scores_gemma":[0.000003423511,0.00005514128,0.0003986983,0.000002287725,0.000006799355,0.00004633935,0.000008711174,0.0004449708,0.9986513,0.00002469201,0.0003528448,0.000004806984],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8760449,0.002475211,0.1119014,0.0003178183,0.0003160189,0.0003169429,0.0007807658,0.0007093544,0.007137689],"genre_scores_gemma":[0.9315684,0.001719156,0.05316653,0.0002811993,0.00004456221,0.0001144731,0.0008126631,0.0001539902,0.01213908],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002655423,"threshold_uncertainty_score":0.005279958,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03811262213943831,"score_gpt":0.2928704326836268,"score_spread":0.2547578105441884,"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."}}