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首页> 外文期刊>Applied radiation and isotopes: including data, instrumentation and methods for use in agriculture, industry and medicine >Nuclear chemical transformations of ytterbium and lutetium radionuclides following (n,γ) and beta decay reactions in Tris(2,2,6,6-tetramethyle-3,5-heptanedionato)Yb(III)
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Nuclear chemical transformations of ytterbium and lutetium radionuclides following (n,γ) and beta decay reactions in Tris(2,2,6,6-tetramethyle-3,5-heptanedionato)Yb(III)

机译:Tris(2,2,6,6-tetramethyle-3,5-heptanedionato)Yb(III)中(n,γ)和β衰变反应后of和放射性核素的核化学转化

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The behavior of recoiled radionuclides 169Yb, 175Yb, and 177Lu resulting from the reactions 168Yb(n,γ) 169Yb, 174Yb(n,γ) 175Yb, and 176Yb(n,γ) 177Yb→ 177Lu, respectively, in the organometallic Tris(2,2,6,6-tetramethyle-3,5-heptanedionato)Yb(III) compound was investigated. Paper chromatography as well as thin layer chromatography, using different patterns of solvents and developers, are discussed. It was found that the organic and inorganic species were of different types and the species resulting from (n,γ) differed from those resulting from Β-decay. The species resulting from Β-decay reaction were little affected by the type of paper chromatography, while those resulting from (n,γ) reaction were not affected at all. The retention depended on the type of paper and the pattern of solvent/developer. Paper chromatography gave the best results when the compound was dissolved and developed in toluene. The retention values of 177Lu in three different cases were determined. The obtained retention values indicated that the compound under investigation was not suitable for the purpose of high specific activity radioisotope production.
机译:在有机金属Tris(2)中分别由反应168Yb(n,γ)169Yb,174Yb(n,γ)175Yb和176Yb(n,γ)177Yb→177Lu产生的反冲放射性核素169Yb,175Yb和177Lu的行为研究了2,2,6,6-四甲基-3,5-庚二酮基)Yb(III)化合物。讨论了使用不同模式的溶剂和显影剂的纸色谱以及薄层色谱。发现有机和无机种类是不同的类型,并且由(n,γ)产生的种类不同于由Β衰变产生的种类。 Β-衰变反应产生的种类几乎不受纸层析类型的影响,而(n,γ)反应产生的种类完全不受影响。保留时间取决于纸张类型和溶剂/显影剂的图案。当化合物在甲苯中溶解并展开时,纸色谱法可获得最佳结果。确定了三种不同情况下177Lu的保留值。所获得的保留值表明所研究的化合物不适合用于高比活放射性同位素的生产。

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