{"id":"W1907408677","doi":"10.1039/b403143a","title":"Preventing uranium hydride formation in standard uranium samples for determination of<sup>239</sup>Pu by ICP-MS","year":2004,"lang":"en","type":"article","venue":"Journal of Analytical Atomic Spectrometry","topic":"Radioactive contamination and transfer","field":"Environmental Science","cited_by":20,"is_retracted":false,"has_abstract":true,"ca_institutions":"Health Canada","funders":"Health Canada","keywords":"Uranium; Chemistry; Isotopes of uranium; Deuterium; Radiochemistry; Hydride; Uranium-238; Analytical Chemistry (journal); Hydrogen; Uranium-235; Detection limit; Isotope; Enriched uranium; Nuclear chemistry; Nuclear physics; Neutron; Chromatography; Neutron temperature; Physics","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":[0.001191685,0.0009175779,0.0007432119,0.0005615879,0.0005367016,0.0005394485,0.000920016,0.0006894009,0.00156379],"category_scores_gemma":[0.001984047,0.0005548692,0.0003642774,0.0005499342,0.0007065766,0.0004137006,0.0005430508,0.0008770604,0.0009257111],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003673456,"about_ca_system_score_gemma":0.0005901494,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007670171,"about_ca_topic_score_gemma":0.002483265,"domain_scores_codex":[0.9986442,0.0002903224,0.00009282021,0.0002573075,0.0006027081,0.000112614],"domain_scores_gemma":[0.9991218,0.0003756751,0.00009591238,0.0001011725,0.0002761074,0.00002938183],"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":[0.0000499364,0.00001214942,0.0004949131,0.00007232113,0.000009062572,0.00002597856,0.0000264937,0.00007739798,0.9950637,0.00009595248,0.00006526949,0.004006821],"study_design_scores_gemma":[0.000002949385,0.00004923017,0.0006249088,0.000003302128,0.000007604703,0.00006281849,0.00001253985,0.0005711845,0.9972206,0.00006358893,0.001377764,0.000003436533],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.724488,0.002693719,0.2653119,0.0002402319,0.0002142836,0.0005062547,0.000680098,0.001271618,0.004593861],"genre_scores_gemma":[0.6371602,0.002777256,0.3540292,0.000328362,0.00007305376,0.0006189255,0.0009956677,0.0003895452,0.003627608],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00156379,"threshold_uncertainty_score":0.006302357,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01021688233662396,"score_gpt":0.2523057965631088,"score_spread":0.2420889142264848,"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."}}