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人造岩石固wx 包容锕系核素废物
引用本文:罗上庚,杨建文,朱鑫璋.人造岩石固wx 包容锕系核素废物[J].化学学报,2000,58(12):1608-1614.
作者姓名:罗上庚  杨建文  朱鑫璋
作者单位:中国原子能科学研究院.北京(102413)
基金项目:国家自然科学基金,国际原子能机构(IAEA)国际合作项目,29481002,6507,10637,,
摘    要:研究了富钙钛锆石型和富烧绿石型两种人造岩石固化体包容锕系核素的配方设计和固化产品的鉴定评价,包括物理性能、抗浸出性能和耐辐照性能。采用了X射线衍射(XRD)、扫描电镜/能谱分析(SEM/EDS)和透射电镜/能谱分析(TEM/EDS)研究了矿相组合、元素分布和矿相化学组成等。研究表明,富钙钛锆石和富烧绿石型人造岩石都能很好地固化包容锕系核素废物。

关 键 词:人造岩石  锕系核素  钙钛锆石  烧绿石  X射线衍射分析  扫描电子显微镜  放射性废物  
修稿时间:2000年9月1日

Synroc solidification of actinide wastes
LUO Shang-Geng,YANG Jian-wen,ZHU Xin-Zhang.Synroc solidification of actinide wastes[J].Acta Chimica Sinica,2000,58(12):1608-1614.
Authors:LUO Shang-Geng  YANG Jian-wen  ZHU Xin-Zhang
Institution:China Inst Atom Energy.Beijing(102413)
Abstract:Zirconolite - rich and pyrochlore - rich synrocs were fabricated and studied. The designed formulae for solidification of actinides were given, and the properties of the waste form, like physical properties, durability properties and irradiation properties, were evaluated. The phase assemblages, elemental distribution and phase chemical composition were analyzed by using X-ray diffractometer (XRD), scanning electron microscopy with energy dispersive spectrometer (SEM/EDS) and transmission electron microscopy with energy dispersive spectrometer (TEM/EDS). The results showed that zirconolite - rich and pyrochlore - rich synrocs were suitable waste form for solidification of actinide wastes.
Keywords:synroc  radioactive waste  actinide  solidification  containment  zirconolite  pyrochlore  
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