Charge Engineering of Mo2C@Defect-Rich N-Doped Carbon Nanosheets for Efficient Electrocatalytic H2 Evolution

Nano-Micro Letters

Yin Chen¹  Yi Zhang¹  Qingguo Feng²  Jiaqian Qin³  Wen Zhou⁴  Chunsheng Lei⁴  Yongpeng Lei⁵ 

[1] Hunan Provincial Key Laboratory of Chemical Power Sources, College of Chemistry and Chemical Engineering, Central South University, 410083, Changsha, People’s Republic of China;Key Laboratory of Advanced Technologies of Materials, Ministry of Education, and Institute of Materials Dynamics, Southwest Jiaotong University, 610031, Chengdu, Sichuan, People’s Republic of China;Metallurgy and Materials Science Research Institute, Chulalongkorn University, 10330, Bangkok, Thailand;State Key Laboratory of Powder Metallurgy, Central South University, 410083, Changsha, People’s Republic of China;College of Environmental and Safety Engineering, Changzhou University, 213164, Changzhou, People’s Republic of China;State Key Laboratory of Powder Metallurgy, Central South University, 410083, Changsha, People’s Republic of China;Hunan Provincial Key Laboratory of Chemical Power Sources, College of Chemistry and Chemical Engineering, Central South University, 410083, Changsha, People’s Republic of China;

关键词: Molybdenum carbide;    Nitrogen-doped carbon nanosheets;    Charge engineering;    Graphene wave;    Hydrogen evolution reaction;   

DOI  :  10.1007/s40820-019-0279-8

来源: Springer

【 摘 要 】

tsThe Mo2C modified carbon nanosheets produce a graphene wave structure to form localized charges and further enhance the N-doping effect.The optimal sample shows a Tafel slope as low as 60.6 mV dec−1 and high durability up to 10 h in acidic media.

【 授权许可】

CC BY