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A Na4Fe(CN)6/C nanocomposite prepared simply by ball-milling Na4Fe(CN)6 with carbon powder displays a full utilization of its one-electron redox capacity, excellent cyclability, and high rate capability as a Na-storage cathode, offering a promising possibility to develop environmentally benign and low-cost Na ion batteries for large-scale electric storage applications.
Qian et al. (Mon,) studied this question.