| 化学形态分析在铀工艺中的应用 |
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| 引用本文： | 陈 涛,王祥云,田文宇,孙 茂,黎 春,刘春立. 化学形态分析在铀工艺中的应用[J]. 无机化学学报, 2009, 25(3): 386-390 |
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| 作者姓名： | 陈 涛 王祥云 田文宇 孙 茂 黎 春 刘春立 |
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| 作者单位： | 北京分子科学国家实验室,北京大学化学与分子工程学院应用化学系,北京,100871 |
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| 基金项目： | 国家自然科学基金，教育部高等学校博士学科点专项科研基金，国防科工委军工遗留专项基金 |
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| 摘 要： | 运用新的化学形态分析软件CHEMSPEC研究了铀工艺溶液中游离酸浓度的测定和UF6转化中的问题，探讨了化学形态分析在铀工艺中的应用。研究结果表明，通过化学形态分析可以较准确地给出测定游离酸浓度的滴定终点，与实验结果一致；在UF6转化方法方面，直接水解需要精确地控制最终的pH值，还原水解法需要寻找合适的还原剂，而用Al(Ⅲ)掩蔽F-后萃取U(Ⅲ)则在低pH值范围内是可行的。化学形态分析可以为精确地控制铀工艺实验的进行提供帮助。
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| 关 键 词： | 化学形态； CHEMSPEC； 铀工艺； UF6； 转化 |
Application of Speciation Analysis Method in Uranium Technology |
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| CHEN Tao,WANG Xiang-Yun,TIAN Wen-Yu,SUN Mao,LI Chun and LIU Chun-Li. Application of Speciation Analysis Method in Uranium Technology[J]. Chinese Journal of Inorganic Chemistry, 2009, 25(3): 386-390 |
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| Authors: | CHEN Tao WANG Xiang-Yun TIAN Wen-Yu SUN Mao LI Chun LIU Chun-Li |
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| Affiliation: | Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871,Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871,Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871,Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871,Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871 and Beijing National Laboratory for Molecular Sciences, Department of Applied Chemistry, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871 |
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| Abstract: | |
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| Keywords: | speciation CHEMSPEC uranium technology UF6 conversion |
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