Oxygen Vacancy and Chemical Ordering Control Oxygen Evolution Activity of Sr2–xCaxFe2O6−δ Perovskites

2019 ◽  
Vol 2 (9) ◽  
pp. 6140-6145 ◽  
Author(s):  
Charles Bloed ◽  
Jiam Vuong ◽  
Alexis Enriquez ◽  
Sharan Raghavan ◽  
Ich Tran ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Chemical Ordering

Enhancing Bifunctional Electrodes of Oxygen Vacancy Abundant ZnCo2O4 Nanosheets for Supercapacitor and Oxygen Evolution

2021 ◽  
pp. 130583
Author(s):  
Kun Xiang ◽  
Dan Wu ◽  
Yun Fan ◽  
Wen You ◽  
Dongdong Zhang ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution

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...

Laser synthesis of oxygen vacancy-modified CoOOH for highly efficient oxygen evolution

2019 ◽  
Vol 55 (20) ◽  
pp. 2904-2907 ◽  
Author(s):  
Chao Meng ◽  
Mengchang Lin ◽  
Xuechun Sun ◽  
Xiaodong Chen ◽  
Xuemin Chen ◽  
...  
Keyword(s):  
Laser Ablation ◽  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Water Oxidation ◽  
Laser Synthesis ◽  
Highly Efficient ◽  
Laser Ablation In Liquids ◽  
First Time

Laser ablation in liquids has been, for the first time, employed to produce oxygen vacancy-modified CoOOH nanosheets for efficient water oxidation.

2D Electron Gas and Oxygen Vacancy Induced High Oxygen Evolution Performances for Advanced Co 3 O 4 /CeO 2 Nanohybrids

2019 ◽  
Vol 31 (21) ◽  
pp. 1900062 ◽  
Author(s):  
Ying Liu ◽  
Chao Ma ◽  
Qinghua Zhang ◽  
Wei Wang ◽  
Pengfei Pan ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Electron Gas ◽  
High Oxygen ◽  
2D Electron Gas

scholarly journals Oxygen Vacancy‐induced Electron Density Tuning of Fe 3 O 4 for Enhanced Oxygen Evolution Catalysis

2020 ◽  
Author(s):  
Lulu Gao ◽  
Chongyang Tang ◽  
Jiangchao Liu ◽  
Lanli He ◽  
Hongbo Wang ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Electron Density ◽  
Oxygen Evolution

Oxygen vacancy-confined CoMoO4@CoNiO2 nanorod arrays for oxygen evolution with improved performance

2019 ◽  
Vol 48 (27) ◽  
pp. 10116-10121 ◽  
Author(s):  
Xiaoqiang Du ◽  
Guangyu Ma ◽  
Xiaoshuang Zhang
Keyword(s):  
Oxygen Vacancy ◽  
Oxygen Evolution ◽  
Adsorption Energy ◽  
Active Sites ◽  
Oxygen Vacancies ◽  
Dft Calculation ◽  
Catalytic Properties ◽  
Nanorod Arrays ◽  
Calculation Results ◽  
Improved Performance

Experimental and DFT calculation results show that the presence of oxygen vacancies can decrease the adsorption energy of intermediates at active sites and facilitate the adsorption of intermediates, thus improving the catalytic properties.

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