Abstract:Laser-induced breakdown spectroscopy(LIBS) is a multi-element simultaneous measurement technology, and it has the characteristics of simple sample preparation, fast detection speed, high environmental tolerance, remote measurement and online analysis ability. LIBS has great advantages in the process control of spent fuel reprocessing and the safe operation monitoring of facilities. In recent years, there are more and more reports about the analysis of nuclear materials by LIBS. In this paper, the research progress of LIBS in detection of molten salt, off-gas and gaseous uranium, high-level liquid waste and vitrification, surface contamination, alloy and their oxides were reviewed. The existing problems in quantitative analysis were summarized. The future development in the nuclear field was expected.
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