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Author:

吴安冉 (吴安冉.) | 陈言慧 (陈言慧.) | 王心心 (王心心.) | 周文元 (周文元.) | 何佳伟 (何佳伟.) | 王金淑 (王金淑.) (Scholars:王金淑) | 李洪义 (李洪义.) (Scholars:李洪义)

Abstract:

采用阳极氧化法制备得到锐钛矿型二氧化钛(TiO_2)纳米管阵列,在其表面通过电镀法沉积Pt,得到了低铂的Pt/TiO_2纳米管电极(Pt/TiO_2-NTs)。通过扫描电子显微镜和透射电子显微镜对其进行形貌表征后发现,Pt较为均匀地分布于TiO_2纳米管阵列中。进一步的电催化析氢结果表明,Pb/TiO_2-NTs在10 m A·cm~(-2)时,过电位为0.079 V,塔菲尔斜率为42.7 m V·dec~(-1),较Pt/TiO_2致密膜电极(Pt/TiO_2-F)以及商业Pt/C催化剂显示了更为优异的催化活性。同时,在长循环稳定性测试(3 000个周期)中,Pb/TiO_2-NTs相较于上...

Keyword:

TiO_2纳米管载体 电镀 铂基催化剂 电催化析氢

Author Community:

  • [ 1 ] 北京工业大学材料与制造学部

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Source :

无机化学学报

Year: 2022

Issue: 02

Volume: 38

Page: 227-236

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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