An ultrahigh performance supercapacitors based on simultaneous redox in both electrode and electrolyte

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• 作者：You Zhang^a ; ^b ; ¹ ; Lei Zu^a ; ^c ; ¹ ; ^{zulei@bipt.edu.cn} ; Huiqin Lian^c ; ^{lianhuiqin@bipt.edu.cn} ; Zhongkai Hu^a ; ^b ; Yanhua Jiang^a ; Yang Liu^a ; Xiaodong Wang^b ; Xiuguo Cui^a ; ^{cuixiuguo@bipt.edu.cn}
• 关键词：Composite materials ; Energy storage materials ; Electrode materials ; Chemical synthesis ; Electrochemical reactions ; Electrochemical impedance spectroscopy
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：694
• 期：Complete
• 页码：136-144
• 全文大小：3151 K
• 卷排序：694

文摘

A supercapacitor with ultrahigh capacity was prepared. A pair of redox electrode and electrolyte was used. The capacity came from a synergetic redox effect. The maximum discharge capacity is 4960 F/g. The maximum energy density is 95.4 Wh/kg.