直立碳纳米管超级电容器的研究
在石英玻璃基底上,以酞菁裂解法低压气相沉积制备大面积管径均匀、长度一致的直立碳纳米管.分别应用电解质溶液浸润、酸处理和循环伏安扫描等3种不同方法纯化活化该直立碳纳米管,并以活化后的碳纳米管作为原型超级电容器的电极.循环伏安扫描和交流阻抗测试表明,CV曲线呈近似矩形,交流阻抗最大相位角超过80°,该直立碳纳米管的比电容为16~32F/g,乃超级电容器理想的电极材料....
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Published in | Dian hua xue Vol. 14; no. 1; pp. 24 - 29 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
华东师范大学,化学系,上海,200062%华东师范大学,化学系,上海,200062
2008
华东师范大学,纳光电集成与先进装备教育部工程研究中心,上海,200062%华东师范大学,纳光电集成与先进装备教育部工程研究中心,上海,200062 |
Subjects | |
Online Access | Get full text |
ISSN | 1006-3471 |
DOI | 10.3969/j.issn.1006-3471.2008.01.006 |
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Abstract | 在石英玻璃基底上,以酞菁裂解法低压气相沉积制备大面积管径均匀、长度一致的直立碳纳米管.分别应用电解质溶液浸润、酸处理和循环伏安扫描等3种不同方法纯化活化该直立碳纳米管,并以活化后的碳纳米管作为原型超级电容器的电极.循环伏安扫描和交流阻抗测试表明,CV曲线呈近似矩形,交流阻抗最大相位角超过80°,该直立碳纳米管的比电容为16~32F/g,乃超级电容器理想的电极材料. |
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AbstractList | 在石英玻璃基底上,以酞菁裂解法低压气相沉积制备大面积管径均匀、长度一致的直立碳纳米管.分别应用电解质溶液浸润、酸处理和循环伏安扫描等3种不同方法纯化活化该直立碳纳米管,并以活化后的碳纳米管作为原型超级电容器的电极.循环伏安扫描和交流阻抗测试表明,CV曲线呈近似矩形,交流阻抗最大相位角超过80°,该直立碳纳米管的比电容为16~32F/g,乃超级电容器理想的电极材料. O646; 在石英玻璃基底上,以酞菁裂解法低压气相沉积制备大面积管径均匀、长度一致的直立碳纳米管.分别应用电解质溶液浸润、酸处理和循环伏安扫描等3种不同方法纯化活化该直立碳纳米管,并以活化后的碳纳米管作为原型超级电容器的电极.循环伏安扫描和交流阻抗测试表明,CV曲线呈近似矩形,交流阻抗最大相位角超过80°,该直立碳纳米管的比电容为16~32F/g,乃超级电容器理想的电极材料. |
Author | 叶晓燕 王艳芝 宋海燕 孙卓 何品刚 方禹之 |
AuthorAffiliation | 华东师范大学化学系 华东师范大学纳光电集成与先进装备教育部工程研究中心,上海200062 |
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Title | 直立碳纳米管超级电容器的研究 |
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