Oxygen vacancy-mediated WO3 nanosheets by etched {200} facets and the efficient visible-light photocatalytic oxygen evolution

2019 ◽  
Vol 43 (41) ◽  
pp. 16391-16395 ◽  
Author(s):  
Yurong Yang ◽  
Jiaming Chen ◽  
Xuelian Liu ◽  
Min Qiu ◽  
Li Liu ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Visible Light ◽  
Oxygen Evolution ◽  
Oxygen Vacancies ◽  
Visible Light Photocatalytic

The abundant oxygen vacancies in WO3 nanosheets result in the significant improvement of the photocatalytic O2 evolution.

Integration of BiOI and Ag3PO4 nanoparticles onto oxygen vacancy rich-TiO2 for efficient visible-light photocatalytic decontaminations

2020 ◽  
Vol 400 ◽  
pp. 112659 ◽  
Author(s):  
Nasrin Sedaghati ◽  
Aziz Habibi-Yangjeh ◽  
Mahsa Pirhashemi ◽  
Soheila Asadzadeh-Khaneghah ◽  
Srabanti Ghosh
Keyword(s):  
Oxygen Vacancy ◽  
Visible Light ◽  
Ag3po4 Nanoparticles ◽  
Visible Light Photocatalytic

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.

Motivating visible light photocatalytic activity of ultrathin Bi2O2(OH)xCl2−x solid solution with exposed {001} facets by the co-effect of oxygen vacancy and OH replacement

Nanoscale ◽  
2018 ◽  
Vol 10 (32) ◽  
pp. 15294-15302 ◽  
Author(s):  
Xiaoyong Wu ◽  
Kaiqi Li ◽  
Yuan Li ◽  
Gaoke Zhang
Keyword(s):  
Solid Solution ◽  
Photocatalytic Activity ◽  
Oxygen Vacancy ◽  
Visible Light ◽  
Visible Light Photocatalytic Activity ◽  
Effect Of Oxygen ◽  
Visible Light Photocatalytic

The visible light photocatalytic activity of an ultrathin Bi2O2(OH)xCl2−x solid solution with an exposed {001} facet was boosted by adjusting the concentrations of oxygen vacancy and OH in it.

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