| 溶剂萃取分离-α计数法分析钚的价态 |
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| 引用本文： | 贾瑞和,窦世仁.溶剂萃取分离-α计数法分析钚的价态[J].原子能科学技术,1991(6). |
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| 作者姓名： | 贾瑞和 窦世仁 |
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| 作者单位： | 兰州核燃料厂
(贾瑞和)，兰州核燃料厂(窦世仁) |
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| 摘 要： | 用0.1mol/l D_2EHPA-5%TIOA-二甲苯从1.5mol/l硝酸中萃取Pu(IV)和Pu(VI),Pu(Ⅲ)留在水相。用0.1mol/l草酸将Pu(IV)反萃,Pu(VI)留在有机相。将分开的不同价态的钚定量取样、制源后进行α计数测量,便分析出它们在原样中的浓度。当源盘中钚量达1.5μg时,相对标准偏差为±4%。该方法与恒电位库仑法的相对偏差约为2%。
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| 关 键 词： | 钚 价态 溶剂萃取分离 测定 |
THE ANALYSIS OF THE VALENCY STATE OF PLUTONIUM BY SOLVENT EXTRACTION SEPARATION AND ALPHA COUNTING |
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| JIA RUIHE,DOU SHIREN Lanzhou Nuclear Fuel Plant.THE ANALYSIS OF THE VALENCY STATE OF PLUTONIUM BY SOLVENT EXTRACTION SEPARATION AND ALPHA COUNTING[J].Atomic Energy Science and Technology,1991(6). |
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| Authors: | JIA RUIHE DOU SHIREN Lanzhou Nuclear Fuel Plant |
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| Affiliation: | JIA RUIHE;DOU SHIREN Lanzhou Nuclear Fuel Plant |
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| Abstract: | |
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| Keywords: | Plutonium Valency state Solvent extraction separation Determination |
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