[2I13-17] Technology for Recovery and Transmutation of Minor Actinide

[2I16] Development of highly flexible technology for recovery and transmutation of minor actinide

(12)Electrolytic extraction of rare-earth elements on Si cathode from molten chlorides and vitrification of rare-earth silicide

*Yoshiharu Sakamura¹, Tsuyoshi Murakami¹, Masatoshi Iizuka¹ (1. CRIEPI)

Keywords:Pyroprocessing, Waste reduction, Electrolytic extraction, Cerium silicide, Vitrification

Waste treatment technology for pyroprocessing of MA-containing fuels is being developed in this study. Electrolytic extraction of Ce dissolved in a LiCl-KCl eutectic melt was conducted using Si cathode. The obtained Ce silicide was then vitrified for geological disposal.