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Rose-like Bi2MoO6 Microsphere as Electrode Material for High Performance Supercapacitor

机译:玫瑰状Bi 2 MoO 6 微球作为高性能超级电容器的电极材料

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Rose-like Bi 2 MoO 6 microsphere has been successfully prepared by a typical hydrothermal method, andit is the first time that the material of this morphology has been studied for its electrochemistry properties.The rose-like microsphere with a mean a hierarchical structure is composed of plenty of nanoplates [1],and possesses an excellent specific surface area (S BET ) of 63 m 2 /g and total pore volume (T tot ) of 0.2336cm 3 /g. As an electrode material for supercapacitor, it delivers a large specific capacitance of 828 F/g at1 A/g, and displays a good rate performance which the 84% capacitance can be hold as the currentdensity increases tenfold [2], exhibits good cycle stability with the capacitance retention of about 57.04%over 1000 repeated charging/discharging process at 10 A/g. The desirable electrochemical performancemay be related to the synergistic effect of rose-like microsphere structure and porous structure. Theseresults demonstrate that rose-like Bi 2 MoO 6 microsphere is a promising electrode material for highperformance supercapacitor [2].
机译:采用典型的水热法成功制备了玫瑰状Bi 2 MoO 6微球,这是首次研究了这种形态的材料的电化学性质。组成平均层次结构的玫瑰状微球大量的纳米板[1],具有63 m 2 / g的出色比表面积(S BET)和0.2336cm 3 / g的总孔体积(T tot)。作为超级电容器的电极材料,它在1 A / g时可提供828 F / g的大比电容,并显示出良好的倍率性能,当电流密度增加十倍时可以保持84%的电容[2],表现出良好的循环稳定性在10 A / g的1000次重复充电/放电过程中,电容保持率约为57.04%。理想的电化学性能可能与玫瑰状微球结构和多孔结构的协同作用有关。这些结果表明,玫瑰状的Bi 2 MoO 6微球是用于高性能超级电容器的有前途的电极材料[2]。

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