A novel Z-scheme WO3/CdWO4 photocatalyst with enhanced visible-light photocatalytic activity for the degradation of organic pollutants

RSC Advances ◽  
2015 ◽  
Vol 5 (8) ◽  
pp. 6019-6026 ◽  
Author(s):  
Imran Aslam ◽  
Chuanbao Cao ◽  
M. Tanveer ◽  
M. Hassan Farooq ◽  
Waheed S. Khan ◽  
...  

A novel Z-scheme WO3/CdWO4 photocatalyst was developed and used for the degradation of different organic pollutants. It exhibited enhanced photocatalytic performance much higher than that of bare WO3 and CdWO4.

2017 ◽  
Vol 4 (3) ◽  
pp. 585-595 ◽  
Author(s):  
Shi-Feng Yang ◽  
Cheng-Gang Niu ◽  
Da-Wei Huang ◽  
Huan Zhang ◽  
Chao Liang ◽  
...  

Ag/AgCl/SrTiO3 composites were successfully fabricated and exhibited enhanced photocatalytic performance for the degradation of organic pollutants.


2017 ◽  
Vol 46 (37) ◽  
pp. 12675-12682 ◽  
Author(s):  
Taotao Lv ◽  
Di Li ◽  
Yuanzhi Hong ◽  
Bifu Luo ◽  
Dongbo Xu ◽  
...  

The development of Z-scheme heterojunction photocatalytic systems is a promising strategy to produce hydrogen and for pollutant degradation.


2014 ◽  
Vol 16 (26) ◽  
pp. 13409-13417 ◽  
Author(s):  
Chao Liu ◽  
Liang Wu ◽  
Jing Chen ◽  
Ji-yuan Liang ◽  
Chang-shun Li ◽  
...  

N-doping and intercalation resulted in a PANI–N-HTiNbO5lamellar nanocomposite, which showed a dramatic enhanced visible-light photocatalytic activity and stability for the degradation of methylene blue (MB), due to the high efficiency of charge separation.


RSC Advances ◽  
2015 ◽  
Vol 5 (23) ◽  
pp. 17667-17675 ◽  
Author(s):  
Jian-Wen Shi ◽  
Chang Liu ◽  
Chi He ◽  
Jun Li ◽  
Chong Xie ◽  
...  

C-doped TiO2 nanoplates (CTNP) with exposed {001} facets were synthesized for the first time. The obtained CTNP presented high visible-light photocatalytic activity. A reasonable mechanism of photocatalysis on CTNP under visible light was proposed.


2016 ◽  
Vol 45 (35) ◽  
pp. 13944-13950 ◽  
Author(s):  
Gang Yan ◽  
Hongfei Shi ◽  
Huaqiao Tan ◽  
Wanbin Zhu ◽  
Yonghui Wang ◽  
...  

A new 2D sheet composite Bi2OxS3−x/Nb6O17 has been prepared, which shows good visible light photocatalytic performance for the degradation of methyl orange.


2014 ◽  
Vol 2014 ◽  
pp. 1-5 ◽  
Author(s):  
Yan Gong ◽  
Hongtao Yu ◽  
Xie Quan

Recently a novel sliver oxide Ag3AsO4has been found to be an excellent photocatalyst with strong oxidation capability for pollutant degradation under visible light. But the origin of its high visible light photocatalytic activity was unclear which hindered further research of Ag3AsO4. For clarifying that, the electronic structure and optical properties of Ag3AsO4have been analyzed by the hybrid density functional method. The results reveal that the Ag3AsO4presents a narrow band gap with strong oxidation ability of the valence bands maximum edge and the highly delocalized charge distribution of the conduction bands minimum is beneficial for the carriers transfer to surface to participate in the photocatalytic reaction. These results provide clear explanations of the excellent visible light photocatalytic performance of the Ag3AsO4from microscopic aspect. And it is significant to design novel materials with high photocatalytic performance.


RSC Advances ◽  
2019 ◽  
Vol 9 (60) ◽  
pp. 34804-34813 ◽  
Author(s):  
Huanli Wang ◽  
Yafei Wang ◽  
Ailing Xu ◽  
Qipeng Yang ◽  
Fujun Tao ◽  
...  

A novel WO3/Ag2MoO4 heterojunction was synthesized and it showed excellent photodegradation performance and stability for several sorts of organic pollutants.


2014 ◽  
Vol 50 (21) ◽  
pp. 2755-2757 ◽  
Author(s):  
Zhao Zhao ◽  
Huaqiao Tan ◽  
Haifeng Zhao ◽  
Yang Lv ◽  
Li-Jing Zhou ◽  
...  

Enhanced visible-light photocatalytic performance for water splitting H2evolution is obtained from reduced TiO2rutile nanorods with well-defined facets.


RSC Advances ◽  
2018 ◽  
Vol 8 (44) ◽  
pp. 24866-24872
Author(s):  
Shu Wang ◽  
Rufei Huo ◽  
Rui Zhang ◽  
Yuchuan Zheng ◽  
Changjiang Li ◽  
...  

In this paper, a core–shell N-TiO2@CuOx nanomaterial with increased visible light photocatalytic activity was successfully synthesized using a simple method.


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