Symmetrical capacitive deionization battery enabling dual capture of fluoride and copper ions
Abstract
This work reports a capacitive deionization battery using lithium iron phosphate (LiFePO4) electrodes. A 'Deintercalation-Adsorption-Desorption-Intercalation' (DADI) cycle achieves over 95% removal capacity retention after 20 cycles, offering new insights into electrode materials and mechanisms for capacitive deionization technology.
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