Stabilizing Oxygen Vacancy in Entropy-Engineered CoFe2O4-Type Catalysts for Co-prosperity of Efficiency and Stability in an Oxygen Evolution Reaction

2020 ◽  
Vol 12 (29) ◽  
pp. 32548-32555 ◽  
Author(s):  
Yue Zhang ◽  
Tao Lu ◽  
Yike Ye ◽  
Weiji Dai ◽  
Yin’an Zhu ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction

Constructing oxygen vacancy-enriched Fe2O3@NiO heterojunctions for highly efficient electrocatalytic alkaline water splitting

CrystEngComm ◽  
2021 ◽  
Author(s):  
Yan Sang ◽  
Xi Cao ◽  
Gaofei Ding ◽  
Zixuan Guo ◽  
Yingying Xue ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
High Purity ◽  
Oxygen Evolution Reaction ◽  
High Efficiency ◽  
Low Cost ◽  
Dual Function ◽  
Alkaline Water ◽  
High Purity Hydrogen

Electrolysis of water to produce high-purity hydrogen is a very promising method. The development of green, high-efficiency, long-lasting and low-cost dual function electrocatalysts for oxygen evolution reaction (OER) and hydrogen...

Boosting Oxygen Evolution Activity of NiFe-LDH Enabled by Oxygen Vacancy and Morphological Engineering

2021 ◽  
Author(s):  
ShuXuan Liu ◽  
Huiwen Zhang ◽  
Enlai Hu ◽  
Tuyuan Zhu ◽  
ChunYan Zhou ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxides ◽  
Oxygen Evolution Reaction ◽  
Oxidation Process ◽  
Double Hydroxides

The sluggish kinetics and four electron oxidation process of oxygen evolution reaction (OER) limit the application of water splitting. Recently, NiFe-layered double hydroxides (NiFe LDHs) have shown great potential to...

Interface engineering of oxygen-vacancy-rich NiCo2O4/NiCoP heterostructure as an efficient bifunctional electrocatalyst for overall water splitting

2020 ◽  
Vol 10 (16) ◽  
pp. 5559-5565 ◽  
Author(s):  
Wei Jin ◽  
Jianping Chen ◽  
Hengbo Wu ◽  
Nan Zang ◽  
Qingwei Li ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Energy Conversion ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Interface Engineering ◽  
Bifunctional Electrocatalyst ◽  
Overall Water Splitting

Inexpensive bifunctional electrocatalysts towards oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) is highly desirable from the perspective of energy conversion.

Interface engineering of oxygen-vacancy-rich CoP/CeO2 heterostructure boosts oxygen evolution reaction

2020 ◽  
Vol 395 ◽  
pp. 125160 ◽  
Author(s):  
Meng Li ◽  
Xingchi Pan ◽  
Mengqi Jiang ◽  
Yifan Zhang ◽  
Yawen Tang ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Interface Engineering

Controlled growth of porous oxygen-deficient NiCo2O4 nanobelts as high-efficiency electrocatalysts for oxygen evolution reaction

2021 ◽  
Author(s):  
Shangzhi Yao ◽  
Haoshan Wei ◽  
Yong Zhang ◽  
Xueru Zhang ◽  
Yan Wang ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
High Efficiency ◽  
Vacancy Concentration ◽  
Annealing Process ◽  
Oxygen Vacancy Concentration ◽  
Controlled Growth

NiCo2O4 with a controlled oxygen vacancy concentration introduced by an Ar-annealing process greatly improved OER activity.

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