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微波辅助与水热法合成形貌可控的Mn_3O_4纳米材料及其电化学性能研究 被引量:1

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摘要 超级电容器是上世纪兴起的新型储能装置,具有功率大,快速充放电,环境无污染等优点。对超级电容器的电极材料的研究是目前的热点之一。四氧化三锰具储量丰富,成本低廉,绿色环保等优点受到重视。文章用水热法和微波辅助合成法制备得到不同形貌的四氧化三锰纳米材料,采用XRD,IR,SEM等分析手段对其晶型,结构,形貌进行了表征。采用循环伏安法和恒电流充放电法对其电容特性进行了比较,证明水热法制备得到的纳米材料结晶性弱,具有无定型结构,电化学性能优于微波辅助法合成的纳米材料。
机构地区 西北师范大学
出处 《企业技术开发(下旬刊)》 2016年第5期169-171,共3页 Technological Development of Enterprise
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