Ultrathin S-doped MoSe2 nanosheets for efficient hydrogen evolution

被引:333
|
作者
Xu, Chen [1 ,2 ]
Peng, Shengjie [1 ]
Tan, Chaoliang [1 ]
Ang, Huixiang [1 ]
Tan, Huiteng [1 ,2 ]
Zhang, Hua [1 ]
Yan, Qingyu [1 ,2 ]
机构
[1] Nanyang Technol Univ, Sch Mat Sci & Engn, Singapore 639798, Singapore
[2] TUM CREATE, Singapore 138602, Singapore
基金
新加坡国家研究基金会;
关键词
ACTIVE EDGE SITES; PLATINUM NANOPARTICLES; GRAPHENE OXIDE; THIN-FILMS; XPS; HYDRODESULFURIZATION; REDUCTION; CATALYSTS; DEFECTS; SHEETS;
D O I
10.1039/c4ta00458b
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
We report the synthesis of ultrathin S-doped MoSe2 nanosheets demonstrating enhanced HER catalysis with a low onset overpotential of 90 mV and a Tafel slope of 58 mV per decade. We attribute the improved catalytic effects to the proliferation of unsaturated HER active sites in MoSe2 resulting from S-doping.
引用
收藏
页码:5597 / 5601
页数:5
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