Heterogeneous Co(OH)2 nanoplates/Co3O4 nanocubes enriched with oxygen vacancies enable efficient oxygen evolution reaction electrocatalysis

Nanoscale ◽  
2018 ◽  
Vol 10 (39) ◽  
pp. 18468-18472 ◽  
Author(s):  
Hui Xu ◽  
Jingjing Wei ◽  
Min Zhang ◽  
Chaofan Liu ◽  
Yukihide Shiraishi ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Electrocatalytic Activity ◽  
Oxygen Vacancies

The heterogeneous Co(OH)2 nanoplate/Co3O4 nanocube hybrids with rich oxygen vacancies display excellent electrocatalytic activity and durability towards the OER, holding great potential for practical water oxidation.

Engineering the coupling interface of rhombic dodecahedral NiCoP/C@FeOOH nanocages toward enhanced water oxidation

Nanoscale ◽  
2019 ◽  
Vol 11 (42) ◽  
pp. 19959-19968 ◽  
Author(s):  
Jian-Gang Li ◽  
Yu Gu ◽  
Huachuan Sun ◽  
Lin Lv ◽  
Zhishan Li ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Electrocatalytic Activity

Coupling with FeOOH enhances the electrocatalytic activity of NiCoP/C towards the oxygen evolution reaction.

NaBH4-Reduction Induced Tunable Oxygen Vacancies in LaNiO2.7 to Enhance the Oxygen Evolution Reaction

2021 ◽  
Author(s):  
Yuwei Jin ◽  
Wenjing Huo ◽  
Libin Zhang ◽  
Yong Li ◽  
Qianqian Chen ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Theoretical Prediction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Time Stability ◽  
Long Time ◽  
Nabh4 Reduction ◽  
Reduction Approach

The tunable oxygen vacancies of LaNiO3 (LNO-Vo) is realized by the theoretical prediction and NaBH4-reduction approach. The LNO2.7 catalyst exhibits superior catalytic activity and long-time stability for water oxidation. A...

In situ grown, self-supported iron–cobalt–nickel alloy amorphous oxide nanosheets with low overpotential toward water oxidation

2016 ◽  
Vol 52 (23) ◽  
pp. 4290-4293 ◽  
Author(s):  
Jiaqi Fan ◽  
Zuofeng Chen ◽  
Huijie Shi ◽  
Guohua Zhao
Keyword(s):  
Nickel Alloy ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Electrocatalytic Activity ◽  
Amorphous Oxides ◽  
Iron Cobalt ◽  
Cobalt Nickel ◽  
Supported Iron

In situ grown and self-supported iron–cobalt–nickel ternary alloy amorphous oxides were prepared by simple anodization which showed superior electrocatalytic activity toward oxygen evolution reaction with an overpotential of only 170 mV and a low Tafel slope.

Oxygen defect engineering in double perovskite oxides for effective water oxidation

2020 ◽  
Vol 8 (21) ◽  
pp. 10957-10965 ◽  
Author(s):  
Yunmin Zhu ◽  
Xiao Zhong ◽  
Shiguang Jin ◽  
Haijun Chen ◽  
Zuyun He ◽  
...  
Keyword(s):  
Plasma Treatment ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Oxygen Vacancies ◽  
Double Perovskite ◽  
Perovskite Oxides ◽  
Oxygen Defect ◽  
Defect Engineering ◽  
Effective Water

Generating oxygen vacancies in PrBa0.5Sr0.5Co1.5Fe0.5O5+δvia plasma treatment for strongly boosted oxygen evolution reaction activity.

Synthesis and characterization of Co2−xRhxP nanoparticles and their catalytic activity towards the oxygen evolution reaction

2018 ◽  
Vol 6 (25) ◽  
pp. 12142-12152 ◽  
Author(s):  
Samuel I. Mutinda ◽  
Da Li ◽  
Jacob Kay ◽  
Stephanie L. Brock
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Electrocatalytic Activity ◽  
Synthesis And Characterization

Incorporation of small amounts of Rh results in a significant improvement in the electrocatalytic activity of Co2P for water oxidation.

Autoxidation of polythiophene tethered to carbon cloth boosts its electrocatalytic activity towards durable water oxidation

2020 ◽  
Vol 8 (38) ◽  
pp. 19793-19798
Author(s):  
Shi-Nan Zhang ◽  
Zhong-Hua Xue ◽  
Xiu Lin ◽  
Yun-Xiao Lin ◽  
Hui Su ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Electrocatalytic Activity ◽  
Carbon Cloth

Autoxidation of sulfur atoms in polythiophene boosts both its activity and stability for the oxygen evolution reaction.

Controllable growth of graphdiyne layered nanosheets for high-performance water oxidation

2021 ◽  
Author(s):  
Shuya Zhao ◽  
Yurui Xue ◽  
Zhongqiang Wang ◽  
Zhiqiang Zheng ◽  
Xiaoyu Luan ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
High Performance ◽  
Low Cost ◽  
Highly Active ◽  
Controllable Growth

Developing highly active, stable and low-cost electrocatalysts capable of an efficient oxygen evolution reaction (OER) is urgent and challenging.

Hierarchically porous FeNi3@FeNi layered double hydroxide nanostructures: One-step fast electrodeposition and highly efficient electrocatalytic performances for overall water splitting

2021 ◽  
Author(s):  
Zihao Liu ◽  
Shifeng Li ◽  
Fangfang Wang ◽  
Mingxia Li ◽  
Yonghong Ni
Keyword(s):  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Hierarchically Porous ◽  
One Step ◽  
Double Hydroxide

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...

Bifunctional citrate-Ni0.9Co0.1(OH)x layer coated fluorine-doped hematite for simultaneous hole extraction and injection towards efficient photoelectrochemical water oxidation

Nanoscale ◽  
2021 ◽  
Author(s):  
Peng Wang ◽  
Feng Li ◽  
Xuefeng Long ◽  
Tong Wang ◽  
Huan Chai ◽  
...  
Keyword(s):  
Surface Modification ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Surface Oxygen ◽  
Co Catalyst ◽  
Photoelectrochemical Water Oxidation

Surface modification by loading a water oxidation co-catalyst (WOC) is generally considered to be an efficient means to optimize the sluggish surface oxygen evolution reaction (OER) of hematite photoanode for...

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