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[1]董超振,刘文兵,王新东.以阵列二氧化钛纳米棒为载体制备一体化析氧电极[J].有色金属科学与工程,2017,(02):52-56.[doi:10.13264/j.cnki.ysjskx.2017.02.009]
 DONG Chaozhen,LIU Wenbing,WANG Xindong.Preparation of integrated oxygen evolution electrode using array of titanium dioxide nanorods as carrier[J].,2017,(02):52-56.[doi:10.13264/j.cnki.ysjskx.2017.02.009]
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《有色金属科学与工程》[ISSN:1674-9669/CN:36-1311/TF]

卷:
期数:
2017年02期
页码:
52-56
栏目:
出版日期:
2017-03-30

文章信息/Info

Title:
Preparation of integrated oxygen evolution electrode using array of titanium dioxide nanorods as carrier
作者:
董超振刘文兵王新东
北京科技大学冶金与生态工程学院,北京 100083
Author(s):
DONG Chaozhen LIU Wenbing WANG Xindong
School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing, Beijing 100083, China
关键词:
水电解二氧化钛纳米棒二氧化铱一体化析氧电极
分类号:
TF803.27;O643.32
DOI:
10.13264/j.cnki.ysjskx.2017.02.009
文献标志码:
A
摘要:
以碳纸为支撑体,氯铱酸为前体,利用二氧化钛纳米棒阵列作为载体,采用浸渍-热分解法成功制备 IrO2-TiO2/C 一体化析氧电极.通过扫描电镜(SEM)、XRD、XPS和电化学方法——循环伏安(CV)、交流阻抗(EIS)等手段,研究载体形貌对析氧电极性能的影响.结果表明:二氧化钛载体能有效抑制支撑体碳纸在高电位下的腐蚀,当电压为2.4 V时,极化电流才仅为13.2 mA/cm2,一体化析氧电极积分电荷由 87.2 mC/cm2增至 178.5 mC/cm2,电极电化学反应阻抗由 3.13 Ω·cm2 降低到 1.62 Ω·cm2,极大地提高了析氧电极的接触面积和催化剂的电催化活性.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2016-09-21基金项目:国家自然科学基金资助项目(91010002,50874008)通信作者:王新东(1961- ),男,博导,主要从事电化学科学与工程、化学能源等方面的研究,E-mail: sqzhao@ustb.edu.cn.
更新日期/Last Update: 2017-04-28