Lamellar NiMoCo@CuS enabling electrocatalytic activity and stability for hydrogen evolution

Weidong He; Wei Wei; Bin Wen; Dongyi Chen; Jiancong Zhang; Yue Jiang; Guanping Dong; Yuying Meng; Guofu Zhou; Jun-Ming Liu; Krzysztof Kempa; Jinwei Gao

doi:10.1039/C9CC04934G

Lamellar NiMoCo@CuS enabling electrocatalytic activity and stability for hydrogen evolution†

Weidong He,

^a Wei Wei,^a Bin Wen,^a Dongyi Chen,^a Jiancong Zhang,^a Yue Jiang,*^a Guanping Dong,^ab Yuying Meng,

^c Guofu Zhou,^d Jun-Ming Liu,

^ae Krzysztof Kempa^af and Jinwei Gao

*^a

Author affiliations

* Corresponding authors

^a Institute for Advanced Materials and Guangdong Provincial Key Laboratory of Optical Information Materials and Technology, South China Academy of Advanced Optoelectronics, South China Normal University, Guangzhou 510006, China
E-mail: gaojinwei@m.scnu.edu.cn, yuejiang@m.scnu.edu.cn

^b School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou 510640, China

^c Institute of Advanced Wear & Corrosion Resistant and Functional Materials, Jinan University, P. R. China

^d Guangdong Provincial Key Laboratory of Optical Information Materials and Technology & Institute of Electronic Paper Displays, South China Academy of Advanced Optoelectronics, South China Normal University, Guangzhou 510006, China

^e Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, China

^f Department of Physics, Boston College, Chestnut Hill, Massachusetts 02467, USA

Abstract

We demonstrate a lamellar NiMoCo@CuS catalyst, showing not only an excellent catalyst performance (η₁₀₀@72 mV and a Tafel slope of 47 mV dec⁻¹), but also a good stability (20 mA cm⁻²@30 hours), outperforming the NiMo system and noble Pt.

Chemical Communications

Lamellar NiMoCo@CuS enabling electrocatalytic activity and stability for hydrogen evolution†

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Lamellar NiMoCo@CuS enabling electrocatalytic activity and stability for hydrogen evolution

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