Radioanalytical chemistry is very important in the national defense.In this article,recent progress of radioanalytical chemistry in the national defense are reviewed from the following aspects： radiochemical separation of gas and solid sample,radiation detection for α、β、γ spectrometer,analysis of mass spectrometry for isotope,preparation and performance of lithium ceramic breeder materials,hydrogen isotope chemistry,fusion fuel cycle.Some challenges and prospects in this field are suggested.%放射分析化学在国防领域中一直发挥着十分重要的作用,研究方向主要包括气体和固体样品放射化学分离技术,α、β、γ能谱及同位素质谱放射性测量技术,与氚工艺相关的产氚陶瓷制备及性能、氢同位素化学、聚变燃料循环等。本文简要介绍了中国工程物理研究院在上述方向的部分基础性研究工作,并展望了放射分析化学研究的前景。
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