Co3O4-ZnO复合纳米材料的制备及其电化学性能

被引：0
|
作者：
公冶佳楠
李峰
朱春雪
机构：
[1] 中北大学仪器与电子学院
来源：
微纳电子技术 | 2020年 / 57卷 / 02期
关键词：
Co3O4-ZnO; 纳米材料; 超级电容器; 水热法; 浸渍煅烧法;
D O I：
10.13250/j.cnki.wndz.2020.02.006
中图分类号：
TB383.1 [];
学科分类号：
摘要：
通过水热法和浸渍煅烧法,在泡沫镍基底上成功制备Co3O4-ZnO复合纳米材料,通过X射线光电子能谱分析（XPS）测定材料的元素组成,通过X射线衍射（XRD）测定材料的晶格结构,通过扫描电子显微镜（SEM）对材料的表面形貌进行表征。在6 mol/L的KOH电解液中,对Co3O4-ZnO复合纳米材料进行循环伏安、恒流充放电、交流阻抗和循环充放电测试。结果表明,在1 A/g的电流密度下,材料的比电容为1 248.2 F/g,1 000次循环之后,比电容保留率为84.94%,本实验所制备的Co3O4-ZnO复合纳米材料在超级电容器电极材料应用中展现出良好的前景。
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页码：125 / 129
页数：5
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