Enhancement of Li+ ions mobility on activated carbon electrode for lithium ion capacitor

•Tetrahydrofuran (THF) is verified as a good solvent for lithium-related capacitors.•THF increases the capacity of activated carbon (AC)/Li cell.•THF accelerates the mobility of Li+ ions near AC electrodes under 3.0V.•It provides some ideas on the electrolyte design for Li-related capacitor. As an e...

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