A review on the extraction and recovery of critical metals using molten salt electrolysis

M Li, C Liu, A Ding, C Xiao - Journal of Environmental Chemical …, 2023 - Elsevier
Recently, the demand for critical metals in strategic emerging industries has exploded. The
development of clean, efficient, and simple extraction methods for critical metals, as well as …

Electrochemical processing in molten salts–a nuclear perspective

M Mirza, R Abdulaziz, WC Maskell, S Wilcock… - Energy & …, 2023 - pubs.rsc.org
Nuclear power provides a sustainable, long-term energy source that is an important
technology in efforts to curb greenhouse gas emissions. However, issues related to …

[HTML][HTML] Electrochemical processing of spent nuclear fuels: An overview of oxide reduction in pyroprocessing technology

EY Choi, SM Jeong - Progress in Natural Science: Materials International, 2015 - Elsevier
The electrochemical reduction process has been used to reduce spent oxide fuel to a
metallic form using pyroprocessing technology for a closed fuel cycle in combination with a …

Applications of molten salt and progress of molten salt electrolysis in secondary metal resource recovery

X Xi, M Feng, L Zhang, Z Nie - International Journal of Minerals, Metallurgy …, 2020 - Springer
Molten salt is an excellent medium for chemical reaction, energy transfer, and storage.
Molten salt innovative technologies should be developed to recover metals from secondary …

Direct electrochemical conversion of metal oxides to metal by molten salt electrolysis: a review

KS Mohandas - Mineral Processing and Extractive Metallurgy, 2013 - Taylor & Francis
Little over a decade ago, Professor Derek Fray's group at the University of Cambridge, UK,
discovered that a solid metal oxide can be directly reduced to metal by cathodically …

Metallic lithium and the reduction of actinide oxides

A Merwin, MA Williamson, JL Willit… - Journal of the …, 2017 - iopscience.iop.org
Extensive research and process development has been conducted on the electrolytic
reduction of actinide oxides in molten LiCl-Li 2 O. It is now accepted that the reduction of …

Electrochemical reduction behavior of a highly porous SIMFUEL particle in a LiCl molten salt

EY Choi, JW Lee, JJ Park, JM Hur, JK Kim… - Chemical engineering …, 2012 - Elsevier
A highly porous SIMFUEL particle is prepared here for use as a feed material for
electrochemical reduction. The prepared particles were found to have highly porous and …

Effect of the UO2 form on the electrochemical reduction rate in a LiCl–Li2O molten salt

EY Choi, JK Kim, HS Im, IK Choi, SH Na, JW Lee… - Journal of nuclear …, 2013 - Elsevier
Electrochemical reductions of various UO2 forms were investigated in a molten LiCl–Li2O
electrolyte. The study focused on the influence of their sizes and densities on the reduction …

Presence of Li clusters in molten LiCl-Li

A Merwin, WC Phillips, MA Williamson, JL Willit… - Scientific reports, 2016 - nature.com
Molten mixtures of lithium chloride and metallic lithium are of significant interest in various
metal oxide reduction processes. These solutions have been reported to exhibit seemingly …

Complete reduction of high-density UO2 to metallic U in molten Li2O–LiCl

EY Choi, J Lee - Journal of Nuclear Materials, 2017 - Elsevier
The large size and high density of spent fuel pellets make it difficult to use the pellets directly
in electrolytic reduction (also called as oxide reduction, OR) for pyroprocessing owing to the …