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Rapid electrodeposited of self-supporting Ni-Fe-Mo film on Ni foam as affordable electrocat alyst s f or oxygen evolution reaction
被引:23
|作者:
Huang, Yu
[1
]
Wu, Yihui
[2
]
Zhang, Zejie
[3
]
Yang, Lanlan
[2
]
Zang, Qianhao
[2
]
机构:
[1] Shaoyang Univ, Coll Food & Chem Engn, Shaoyang 422000, Peoples R China
[2] Jiangsu Univ Sci & Technol, Dept Mat Sci & Engn, Zhenjiang 212000, Jiangsu, Peoples R China
[3] Guangdong Univ Technol, Sch Adv Mfg, Jieyang 522000, Peoples R China
基金:
中国国家自然科学基金;
关键词:
Ni-Fe-Mo film;
Electrodeposition;
Self-supported electrocatalyst;
Oxygen evolution reaction;
LAYERED DOUBLE HYDROXIDES;
HYDROGEN EVOLUTION;
EFFICIENT;
CATALYST;
NANOSHEETS;
CARBON;
STABILITY;
NANOTUBES;
GRAPHENE;
ALLOYS;
D O I:
10.1016/j.electacta.2021.138754
中图分类号:
O646 [电化学、电解、磁化学];
学科分类号:
081704 ;
摘要:
Exploring cost-effective and high-efficiency noble-metal free electrocatalysts for oxygen evolution reaction (OER) are of critical importance to the area of renewable energy storage and conversion systems. Herein, Ni-Fe-Mo films were fabricated via electrodeposition method with a very high current density. The film exhibits excellent activity towards OER with a overpotentials of 306 mV at current density of 10 mAmiddotcm -2 and a lower Tafel slope of 77.1 mVmiddotdec -1 under alkaline conditions (30 wt.% KOH). The synergistic effect of the Mo, Ni, and Fe contribute the improved catalytic activity for OER. (c) 2021 Elsevier Ltd. All rights reserved.
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