铁氰化锰水系锌离子电池正极材料性能研究

Guangdong Chemical Industry(2021)

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Abstract
水系锌离子电池因其具有较高的理论容量(820 mAh/g)和较低的氧化还原电位(-0.76V vs.SHE),是一种较具潜力的储能系统.本论文通过共沉淀法制备了铁氰化锰(MnHCF),并将其作为水系锌离子电池正极材料,获得了优异的电化学性能.该材料在电流密度为60 mA/g时,表现出103.5 mAh/g的容量,在300圈循环后容量保持率为98%,即使在1200 mA/g高电流密度下,电极放电比容量仍然保持在98 mAh/g.
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