One-step synthesis of carbon-encapsulated nickel phosphide nanoparticles with efficient bifunctional catalysis on oxygen evolution and reduction

Author(s):  
Da Huo ◽  
Fangfang Song ◽  
Jianguo Hu ◽  
Junhua Yuan ◽  
Li Niu ◽  
...  
2016 ◽  
Vol 4 (15) ◽  
pp. 5639-5646 ◽  
Author(s):  
Xiaoguang Wang ◽  
Wei Li ◽  
Dehua Xiong ◽  
Lifeng Liu

Self-supported porous Ni–P foam is fabricated by a convenient one-step method, and exhibits excellent electrocatalytic performance towards oxygen evolution reaction. An alkaline electrolyzer constructed using two self-supported porous Ni–P foams shows superior energy efficiency of 90.2% at 10 mA cm−2, and can sustain 1000 h under operation conditions without obvious degradation.


RSC Advances ◽  
2016 ◽  
Vol 6 (109) ◽  
pp. 107859-107864 ◽  
Author(s):  
Jian Xiao ◽  
Qiying Lv ◽  
Yan Zhang ◽  
Zheye Zhang ◽  
Shuai Wang

One-step synthesis of a nickel phosphide nanowire array on nickel foam, which can be used as a bifunctional catalyst for water splitting and shows an excellent electrocatalytic activity for the hydrogen and oxygen evolution reaction.


2021 ◽  
Vol 9 ◽  
Author(s):  
Dong Xiang ◽  
Biao Zhang ◽  
Hongsheng Zhang ◽  
Liangping Shen

The Ni2P nanowires were simply synthesized via a rapid one-step hydrothermal approach, in which deionized water, red phosphorus, nickel acetate, and hexadecyl trimethyl ammonium bromide were used as the solvent, phosphor and nickel sources, and active agent, respectively. The as-synthesized Ni2P nanowire clusters were composed of uniform nanowires with length of about 10 μm and diameter of about 40 nm. The Ni2P nanowires exhibited enhanced electrocatalytic activity for both hydrogen evolution reaction and oxygen evolution reaction This work provides good guidance for the rational design of nickel phosphides with unique nanostructures for highly efficient overall water splitting.


2021 ◽  
Author(s):  
Zihao Liu ◽  
Shifeng Li ◽  
Fangfang Wang ◽  
Mingxia Li ◽  
Yonghong Ni

FeNi-layered double hydroxide (LDH) is thought to be an excellent electrocatalyst for oxygen evolution reaction (OER), but it always shows extremely poor electrocatalytic activity toward hydrogen evolution reaction (HER) in...


2014 ◽  
Vol 2 (30) ◽  
pp. 11799-11806 ◽  
Author(s):  
Xuemei Zhou ◽  
Zhaoming Xia ◽  
Zhiyun Zhang ◽  
Yuanyuan Ma ◽  
Yongquan Qu

One-step hydrothermal synthesis of ultra-thin β-Ni(OH)2 nanoplates (1.5–3.0 nm thickness) and their composite with multi-walled carbon nanotubes in the absence of surfactants function as highly efficient and stable electrocatalysts for oxygen evolution reaction.


2018 ◽  
Vol 6 (28) ◽  
pp. 13619-13623 ◽  
Author(s):  
Luo Yu ◽  
Haiqing Zhou ◽  
Jingying Sun ◽  
Ishwar Kumar Mishra ◽  
Dan Luo ◽  
...  

Amorphous NiFe LDH nanosheets were decorated on nickel phosphide nanoarrays to form a 3D core–shell electrocatalyst for efficient water oxidation.


2020 ◽  
Vol 49 (44) ◽  
pp. 15682-15692
Author(s):  
Sayyar Ali Shah ◽  
Guoxing Zhu ◽  
Aihua Yuan ◽  
Nabi Ullah ◽  
Xiaoping Shen ◽  
...  

Se-Fe2O3@Ni/NiO/CC is synthesized via a one-step thermal method and exhibits outstanding OER performances due to the synergetic effects between the Se-Fe2O3 and Se–Ni/NiO particles.


RSC Advances ◽  
2019 ◽  
Vol 9 (31) ◽  
pp. 17891-17896 ◽  
Author(s):  
Gang Fang ◽  
Jinhua Cai ◽  
Zhipeng Huang ◽  
Chi Zhang

Cerium doping is effective approach to promoting performance of nickel hydroxide in oxygen evolution reaction.


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