Dual-redox capacity boost
In-situ replenishment of surface vacancies with Fe ions converts the single-electron redox into a dual-electron reaction, boosting capacity while stabilizing the structure for aqueous potassium-ion battery cathodes.
Ali, Usman · Maoyu, Sun · Sajid, Muhammad · Ali, Zeeshan · Ahmad, Talal · Hao, Yuehan · Fuping, Min · Li, Lu · Wang, Chungang · Liu, Bingqiu
Energy Storage Materials 2025