Lithium Recovery from Radioactive Molten Salt Wastes by Electrolysis

被引:0
作者
Y. J. Shin
I. S. Kim
S. C. Oh
C. K. Park
C. S. Lee
机构
[1] Korea Atomic Energy Research Institute,
[2] Dankuk University,undefined
[3] Korea University,undefined
来源
Journal of Radioanalytical and Nuclear Chemistry | 2000年 / 243卷
关键词
Lithium; Argon; Electrode Surface; LiCl; Electrochemical Reactor;
D O I
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中图分类号
学科分类号
摘要
In order to determine the operating conditions of an electrolyzer to recover lithium metal from molten salt wastes composed of LiCl, Li2O, Cs2O, and SrO, electrolytic reduction experiments have been carried out in a single compartment electrochemical reactor with a mono-polar connection. All the combinative experiments were conducted in an argon atmospheric glove box, and each applied potential-current value was synchronously measured and analyzed in aspects of the preferentially recovering probability of lithium in mixed phases. The effect of the electrode surface area on the current was also observed. Based on our experimental results compared with electrochemical thermodynamic evaluation, it is revealed that Li2O can be preferentially reduced to lithium by controlled LiCl concentration and applied potential.
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页码:639 / 643
页数:4
相关论文
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