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多级镍钴层状双金属氢氧化物微球的简易合成及其电化学性能

Release time:2023-10-19 Hits:

Key Words:镍钴层状双金属氢氧化物;多级结构微球;超级电容器;比表面积
 Abstract:通过简易的一步水热法制备了三维多级结构的多晶镍钴层状双金属氢氧化物(NiCo-LDHs)微球。研究了水热温度和水热时间对样品形貌的影响。研究发现：当水热温度为120℃时，可以得到由致密均匀的纳米线互相连接组装成的独特海胆状多级结构的NiCo-LDHs微球。在1 A·g~(-1)下，它的比电容高达1 381 F·g~(-1)。在10 A·g~(-1)下，可以保持59.2%的比电容。
 Volume:v.43;No.198
 Issue:05
 Translation or Not:no

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