Noble-Metal-Free Hybrid Membranes for Highly Efficient Hydrogen Evolution

被引:83
|
作者
Wang, Xuyang [1 ]
Gan, Xin [1 ,2 ]
Hu, Tao [1 ]
Fujisawa, Kazunori [3 ]
Lei, Yu [4 ,5 ]
Lin, Zhong [3 ]
Xu, Ben [1 ]
Huang, Zheng-Hong [1 ]
Kang, Feiyu [1 ,2 ]
Terrones, Mauricio [3 ,4 ,5 ,6 ,7 ]
Lv, Ruitao [1 ]
机构
[1] Tsinghua Univ, Key Lab Adv Mat MOE, Sch Mat Sci & Engn, Beijing 100084, Peoples R China
[2] Tsinghua Univ, Grad Sch Shenzhen, Shenzhen 518055, Peoples R China
[3] Penn State Univ, Dept Phys, 104 Davey Lab, University Pk, PA 16802 USA
[4] Penn State Univ, Dept Mat Sci & Engn, University Pk, PA 16802 USA
[5] Penn State Univ, Ctr Dimens & Layered Mat 2, University Pk, PA 16802 USA
[6] Penn State Univ, Dept Chem, University Pk, PA 16802 USA
[7] Shinshu Univ, Inst Carbon Sci & Technol, Wakasato 4-17-1, Nagano 3808553, Japan
基金
美国国家科学基金会; 中国国家自然科学基金;
关键词
ACTIVE EDGE SITES; ELECTROCHEMICAL H-2 EVOLUTION; MOS2 ULTRATHIN NANOSHEETS; REDUCED GRAPHENE OXIDE; CATALYTIC-ACTIVITY; WS2; NANOSHEETS; ELECTROCATALYSTS; IDENTIFICATION; PYROLYSIS; NANOWIRES;
D O I
10.1002/adma.201603617
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Free-standing and flexible WS2/WO2.9/Chybrid membranes are synthesized and used as catalytic electrodes for electrochemical hydrogen evolution, exhibiting a high and stable catalytic activity. By virtue of the synergetic effect, a low onset overpotential of 20 mV and a Tafel slope of 36 mV dec(-1) are achieved.
引用
收藏
页数:8
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