Controllable synthesis of Ni3S2@MOOH/NF (M = Fe, Ni, Cu, Mn and Co) hybrid structure for the efficient hydrogen evolution reaction

2021 ◽  
Vol 50 (39) ◽  
pp. 14001-14008
Author(s):  
Xiaoqiang Du ◽  
Guangyu Ma ◽  
Yanhong Wang ◽  
Xinghua Han ◽  
Xiaoshuang Zhang
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Current Density ◽  
Shell Structure ◽  
Hybrid Structure ◽  
Core Shell ◽  
Controllable Synthesis ◽  
Catalytic Activities ◽  
Core Shell Structure ◽  
A Current

The Ni3S2@NiOOH/NF catalyst with a core–shell structure exhibits a relatively low overpotential of 79 mV for HER at a current density of 10 mA cm−2, which is one of the best catalytic activities reported so far.

Interface engineering in core-shell Co9S8@MoS2 nanocrystals induces enhanced hydrogen evolution in acidic and alkaline media

2021 ◽  
Author(s):  
Jiace Hao ◽  
Hongyin Hu ◽  
Yuan Dong ◽  
Jingwen Hu ◽  
Xinxin Sang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Shell Structure ◽  
Carbon Nanofiber ◽  
Alkaline Media ◽  
Core Shell ◽  
Interface Engineering ◽  
Excellent Activity ◽  
Core Shell Structure ◽  
Acidic And Alkaline Media

Core-shell structure electrocatalysts with excellent activity and stability are promising candidates for the hydrogen evolution reaction (HER). Here, carbon nanofiber-supported Co9S8 nanocrystals fully (F-Co9S8@MoS2/CNFs) and semi-wrapped (S-Co9S8@MoS2/CNFs) with interfaces were...

MoSe2-Amorphous CNT Hierarchical Hybrid Core–Shell Structure for Efficient Hydrogen Evolution Reaction

2020 ◽  
Vol 3 (5) ◽  
pp. 5067-5076 ◽  
Author(s):  
Supratim Maity ◽  
Biswajit Das ◽  
Madhupriya Samanta ◽  
Bikram Kumar Das ◽  
Shrabani Ghosh ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Shell Structure ◽  
Core Shell ◽  
Core Shell Structure

The influence of ZnO loading amount on the photocatalytic performance of Fe3O4@SiO2@ZnO–Ag composites toward the degradation of organic pollutants and hydrogen evolution

2021 ◽  
Author(s):  
Jian Wang ◽  
Junlin Zhong ◽  
Jinghai Yang ◽  
Xin Qu ◽  
Yukai Zhang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Organic Pollutants ◽  
Shell Structure ◽  
Photocatalytic Performance ◽  
Core Shell ◽  
Photocatalytic Ability ◽  
Core Shell Structure ◽  
Loading Amount

Magnetically reusable Fe3O4@SiO2@ZnO-Ag with well-designed core-shell structure, controllable ZnO loading amount and excellent photocatalytic ability toward organic pollutants degradation and hydrogen evolution were synthesized.

MOF-derived hierarchical 3D bi-doped CoP nanoflower eletrocatalyst for hydrogen evolution reaction in both acidic and alkaline media

2020 ◽  
Vol 56 (56) ◽  
pp. 7702-7705 ◽  
Author(s):  
Lei Guo ◽  
Xue Bai ◽  
Hui Xue ◽  
Jing Sun ◽  
Tianshan Song ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Current Density ◽  
Alkaline Media ◽  
Alkaline Electrolyte ◽  
Acidic Electrolyte ◽  
Acidic And Alkaline Media ◽  
A Current

A 3D hierarchical Bi-doped CoP nanoflowers electrocatalyst is developed based on a MOF self-sacrifice strategy. The 3% Bi/CoP catalyst delivers a current density of 10 mA cm−2 at low overpotentials of 122 mV in alkaline electrolyte and 150 mV in acidic electrolyte.

Gas-templating of hierarchically structured Ni–Co–P for efficient electrocatalytic hydrogen evolution

2017 ◽  
Vol 5 (16) ◽  
pp. 7564-7570 ◽  
Author(s):  
Peili Zhang ◽  
Hong Chen ◽  
Mei Wang ◽  
Yong Yang ◽  
Jian Jiang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Current Density ◽  
A Current

A hierarchically structured Ni–Co–P film exhibits remarkable activity toward the hydrogen evolution reaction with a current density of −10 mA cm−2 at −30 mV vs. the RHE.

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