Electrospun CuAl2O4 hollow nanofibers as visible light photocatalyst with enhanced activity and excellent stability under acid and alkali conditions

CrystEngComm ◽  
2018 ◽  
Vol 20 (3) ◽  
pp. 312-322 ◽  
Author(s):  
Jian Zhang ◽  
Changlu Shao ◽  
Xinghua Li ◽  
Jiayu Xin ◽  
Shu Yang ◽  
...  

Electrospun CuAl2O4 hollow nanofibers are reported with enhanced visible light photocatalytic activity and excellent stability under acid and alkali conditions.

2011 ◽  
Vol 391-392 ◽  
pp. 1117-1122 ◽  
Author(s):  
Qi Xiao ◽  
Chi Yao

The C, N, S-tridoped TiO2nanosheets are synthesized via hydrothermal synthesis and post-treatment, and characterized by X-ray diffraction (XRD), Transmission electron microscopy (TEM), X-ray photoelectron spectra (XPS), and UV–vis diffuse reflectance spectroscopy. The UV-diffuse reflectance spectra of all the C, N, S-tridoped TiO2nanosheets greatly extends the absorption edge into the visible light region, which can be attributed to C, N, S-tridoping in the form of cation C-doping, interstitial N-doping, anionic S-doping, and adsorbed SO42-ions states. The C, N, S-tridoped TiO2nanosheets exhibits high visible light photocatalytic activity, and the xanthate concentration reduce as much as 100% in 120 min. All these indicate that C, N, S-tridoped TiO2nanosheets photocatalysts are promising visible light photocatalyst for the practical application.


RSC Advances ◽  
2015 ◽  
Vol 5 (67) ◽  
pp. 54769-54776 ◽  
Author(s):  
Chunxiao Lu ◽  
Yang Chen ◽  
Yun Li ◽  
Chunhong Ma ◽  
Hongbo Zhang ◽  
...  

The visible-light photocatalytic H2 production activity of Er3+:Y3Al5O12/Pt–PdS/ZnS was evaluated by using Na2S and Na2SO3 as sacrificial reagents. Er3+:Y3Al5O12, Pt and PdS can effectively improve the visible-light photocatalytic activity of ZnS.


RSC Advances ◽  
2015 ◽  
Vol 5 (12) ◽  
pp. 8537-8543 ◽  
Author(s):  
Junjun Zhang ◽  
Heyun Gu ◽  
Xiaoning Yang ◽  
Min Chen ◽  
Zeheng Yang ◽  
...  

Self-assembled macroscopic cannonite nanobelts could be transferred on substrates as thin films in a large scale and exhibit high visible-light photocatalytic activity, which would be a promising candidate for high-efficiency photocatalysts.


RSC Advances ◽  
2014 ◽  
Vol 4 (44) ◽  
pp. 23292-23298 ◽  
Author(s):  
A. Daya Mani ◽  
P. Ghosal ◽  
Ch. Subrahmanyam

Novel synthesis of C, N doped rice grain shaped visible active ZnS nano photocatalysts. Enhanced activity for the pollutant removal and H2 production from water.


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