Fe°对U(Ⅵ)的地球化学屏障Geochemistry Barrier of the U(VI) by Fe°
韩积斌;李义连;徐佳丽;熊鹏;邓天天;谭醇;张云;
摘要(Abstract)：
通过静态吸附和动态实验研究了U(VI)在黏性土壤中加入Fe0与未加Fe0的吸附量和迁移速度。静态结果表明:加入Fe0使黏性土壤的吸附量、最大吸附量都大于未加Fe0的黏性土壤;通过180d的土柱动态迁移实验,U(VI)在加入Fe0的土柱中迁移了3cm;而在未加Fe0的土柱中迁移了5cm。因此,加入Fe0使U(VI)在核废料处置场天然屏障中的迁移速度降低,因而也减缓了铀污染源进入地下水的风险,使地球化学屏障更安全。
关键词(KeyWords)： U(VI);Fe0;吸附;迁移
基金项目(Foundation):
作者(Author): 韩积斌;李义连;徐佳丽;熊鹏;邓天天;谭醇;张云;
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DOI:
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