Individual and interaction effects of operating parameters on the photocatalytic degradation under visible light illumination: Response surface methodological approach

2017 ◽  
Vol 95 (7) ◽  
pp. 1228-1235 ◽  
Author(s):  
Mehrzad Feilizadeh ◽  
Mohammad Rahimi ◽  
S. M. Esmaeil Zakeri ◽  
Nader Mahinpey ◽  
Manouchehr Vossoughi ◽  
...  
RSC Advances ◽  
2019 ◽  
Vol 9 (70) ◽  
pp. 41209-41217 ◽  
Author(s):  
Xiaoxuan Di ◽  
Feng Guo ◽  
Zihan Zhu ◽  
Zhonghao Xu ◽  
Ziqi Qian ◽  
...  

A novel ZnO–GO/CGH composite was prepared using an in situ synthesis process for photodegradation of methylene blue under visible light illumination.


2019 ◽  
Vol 1 (4) ◽  
pp. 1372-1379 ◽  
Author(s):  
Xiaolan Kang ◽  
Xue-Zhi Song ◽  
Sihang Liu ◽  
Mingzhu Pei ◽  
Wen Wen ◽  
...  

N-Doped oxygen defective N/TiO2−x mesocrystal nanocubes were prepared from NH4TiOF3 mesocrystals by a facile crystal topotactic transformation strategy. The products exhibited high photoelectrochemical and photocatalytic degradation performance under visible light illumination.


2009 ◽  
Vol 60 (6) ◽  
pp. 1589-1596 ◽  
Author(s):  
Panneer Selvam Sathish Kumar ◽  
Michael Ruby Raj ◽  
Sambandam Anandan ◽  
Meifang Zhou ◽  
Muthupandian Ashokkumar

Photocatalytic degradation of acid red 88 (AR88) in aqueous suspensions of Au–ZnO nanoparticles under visible light illumination was studied in order to evaluate various effects of the Au deposition on the ZnO photocatalytic activity. Au–ZnO nanoparticles were prepared by deposition precipitation method and characterized by different analytical techniques. In Au–ZnO system, all gold nanoparticles were tethered on the surface of zinc oxide particles. This enhanced the AR88 adsorption on the Au–ZnO surface and acted as electron traps which is the main reason for significant enhancement in the AR88 photodegradation under visible light illumination compared to ZnO alone. Further in the presence of electron acceptors complete decolorization of the dye was observed, which might be due to immediate trapping of the photogenerated electrons by electron acceptors.


2021 ◽  
Vol 230 ◽  
pp. 318-330
Author(s):  
Mohamad Ajam ◽  
Majid Ehteshami ◽  
Siamak Boudaghpour ◽  
Seyyed Ahmad Mirbagheri ◽  
Mahbubeh Kafil

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