高放废液中锕系离子分离研究进展 Ⅰ.双酰胺荚醚与锕系离子的配位化学

    Progress in Study on Actinide Separations From HLWⅠ.Complexation of Actinides With N, N, N′, N′-Tetraalkyl-3-Oxa-Glutaramide

    • 摘要: 如何处理处置核电站反应堆产生的乏燃料及乏燃料后处理过程产生的高放废液是发展安全核能面临的一个主要问题。为提高核能的安全性、减少需要长时间深地层处置的高放废物量、有效利用地球上有限的可裂变材料资源,世界上发展核能的国家在过去几十年发展了从高放废液中分离少量锕系元素离子的萃取分离流程。近年来,双酰胺荚醚类化合物在锕系元素分离方面备受关注,本文从基础配位化学角度综述近期这类化合物与锕系元素离子相互作用等方面的研究结果。

       

      Abstract: The disposal of spent fuel from the reactors of nuclear power plants and the high level liquid waste(HLW) generated from spent fuel reprocessing is a major concern of developing safe nuclear energy. In order to improve the safety of nuclear energy, to reduce the volume of high level radioactive waste that needs to be monitored for long time in deep geological repository, and to effectively use the limited resources of fissile material, the countries of nuclear energy in the world have developed extraction processes for separating minor actinides ion from the high level liquid waste over the past decades. In recent years, diamides pod-ether compounds have gained more attention in actinide separation. Herein, the recent findings on the complexation of such compounds and actinide ions are summarized from the point view of fundamental chemistry.

       

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