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6 Result(s)

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  1. No Access

    Article

    Chemical behavior of grey phases in LiCl molten salt for oxide reduction in pyroprocessing

    Chemical stabilities of SrZrO3, BaZrO3, and Sr0.5Ba0.5ZrO3 in LiCl molten salt were investigated to evaluate dissolution properties of Sr and Ba in grey phases of spent nuclear fuels during oxide reduction. Sr in...

    Sung-Wook Kim, Min Ku Jeon, Wooshin Park… in Journal of Radioanalytical and Nuclear Che… (2018)

  2. No Access

    Article

    Electrochemical properties of noble metal anodes for electrolytic reduction of uranium oxide

    Noble metals (Rh, Pd, Ir, and Au) were investigated as O2-evolving anodes for electrolytic reduction of UO2 in LiCl–Li2O molten salt to replace Pt anodes, which are gradually consumed owing to Li2PtO3 layer forma...

    Sung-Wook Kim, Sang-Kwon Lee, Hyun Woo Kang… in Journal of Radioanalytical and Nuclear Che… (2017)

  3. No Access

    Article

    Distillation characteristics of LiCl–Li2O electrolyte for UO2 electrolytic reduction process

    As a process improvement, the distillation and recovery of the salts used in UO2 electrolytic reduction is required. The basic characteristics of the distillation of a LiCl–Li2O electrolyte containing UO2 pellets...

    Hyun Woo Kang, Eun-Young Choi, Sung-Wook Kim… in Journal of Radioanalytical and Nuclear Che… (2016)

  4. No Access

    Article

    Carbon anode with repeatable use of LiCl molten salt for electrolytic reduction in pyroprocessing

    Carbon was investigated as an anode material for electrolytic reduction in pyroprocessing. UO2 was successfully reduced to U repeatedly using the carbon anode and the LiCl molten salt could be reused. While reusi...

    Sung-Wook Kim, Min Ku Jeon, Hyun Woo Kang… in Journal of Radioanalytical and Nuclear Che… (2016)

  5. No Access

    Article

    Production of uranium metal via electrolytic reduction of uranium oxide in molten LiCl and salt distillation

    Recovery of metallic uranium has been achieved by electrolytic reduction of uranium oxide in a molten LiCl–Li2O electrolyte at 650 °C, followed by the removal of the residual salt by vacuum distillation at 850 °C...

    Eun-Young Choi, Chan Yeon Won… in Journal of Radioanalytical and Nuclear Che… (2015)

  6. No Access

    Article

    Electrochemical behavior of liquid Sb anode system for electrolytic reduction of UO2

    A liquid Sb anode was investigated in this study to evaluate its ability to promote the electrolytic reduction of UO2. The liquid Sb anode consumed O2− ions to convert UO2 into metallic U during electrolytic redu...

    Sung-Wook Kim, Wooshin Park, Hun Suk Im… in Journal of Radioanalytical and Nuclear Che… (2015)