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author:

贺冲 (贺冲.) [1] | 陈志杰 (陈志杰.) [2] | 林德源 (林德源.) [3] | 陈云翔 (陈云翔.) [4] | 邵艳群 (邵艳群.) [5] | 伊昭宇 (伊昭宇.) [6] | 唐电 (唐电.) [7]

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CQVIP PKU CSCD

Abstract:

采用低温热分解法制备了Ti基IrO_2-Ta_2O_5氧化物涂层电极。通过X射线衍射(XRD),循环伏安曲线,交流阻抗谱,恒流充放电等测试方法分析了Ta含量对IrO_2-Ta_2O_5氧化物涂层组织结构及电容性能的影响。结果表明,Ta_2O_5可抑制IrO_2的晶化程度。随涂层中Ta含量增加,晶化度降低。当Ta含量为60 mol%时,IrO_2-Ta_2O_5电极的结晶度为6.4%,具有较小的电荷转移电阻和最高的比电容(239.2 F/g),比IrO_2电极比电容(54.1 F/g)提高了近4倍。

Keyword:

二氧化铱 五氧化二钽 交流阻抗谱 超级电容器

Community:

  • [ 1 ] 福州大学,福建福州350108
  • [ 2 ] 国网福建省电力有限公司电力科学研究院,福建福州350007

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Source :

稀有金属材料与工程

ISSN: 1002-185X

Year: 2017

Issue: 9

Volume: 46

Page: 2589-2593

0 . 2 9

JCR@2017

0 . 6 0 0

JCR@2023

ESI HC Threshold:306

JCR Journal Grade:4

CAS Journal Grade:4

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 4

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