镍基赝电容材料作为超级电容器电极材料的研究

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超级电容器是一种新型的储能器件,具有许多储能器件无法比拟的优点。比传统电容器具有更高的能量密度;相比蓄电池,超级电容器具有更高的功率密度并且循环使用率更长久。电极材料作为器件中最为重要的组成部分,其电容值的大小会直接影响到整体器件的电化学性能。电极材料的电容值越高,器件的能量密度就越高。本论文采用水热沉积法制备出具有良好电化学性能的α-Ni(OH)_2电极材料,制备过程中通过引入阴阳离子,对α-Ni(OH)_2进行改性,从而提升α-Ni(OH)_2电容值,系统地研究了阴阳离子对α-Ni(OH)_2电
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