scholarly journals Study on the Photocatalytic Removal of Styrene in Water

Author(s):  
C. Liu
Author(s):  
Xin Li ◽  
Zhiyu Yang ◽  
Di Hu ◽  
Anqi Wang ◽  
Yuwen Chen ◽  
...  

Bimetallic magnetic FeMn catalysts have been successfully prepared by a facile impregnation method, and they exhibit efficient photocatalytic removal of a series of quinolones without oxidant under simulated light irradiation.


2021 ◽  
Author(s):  
Soniya Agarwal ◽  
Parmita Phukan ◽  
Diganta Sarma ◽  
Kalyanjyoti Deori

A series of copper sulfide (CS) nanoparticles (NPs) were synthesized just by varying the amount of sulfur precursor and have been explored for the first time as a three way...


Nanophotonics ◽  
2020 ◽  
Vol 9 (7) ◽  
pp. 2077-2088 ◽  
Author(s):  
Daixun Jiang ◽  
Xun Sun ◽  
Xilu Wu ◽  
Shuai Zhang ◽  
Xiaofei Qu ◽  
...  

AbstractThe strategy to improve the photocatalytic removal efficiencies towards organic pollutants is still a challenge for the novel Sillen–Aurivillius perovskite type Bi4NbO8Cl. Herein, we report carbon-supported TiO2/Bi4NbO8Cl (C-TiO2/Bi4NbO8Cl) heterostructures with enhanced charge separation efficiency, which were fabricated via molten-salt flux process. The carbon-supported TiO2 particles were derived from MXene Ti3C2 precursors, and attached on plate-like Bi4NbO8Cl, acting as electron-traps to achieve supressed recombination of photo-induced charges. The improved charge separation confers C-TiO2/Bi4NbO8Cl heterostructures superior photocatalytic performance with 53% higher than pristine Bi4NbO8Cl, towards rhodamine B removal with the help of photo-induced holes. Moreover, the C-TiO2/Bi4NbO8Cl heterostructures can be expanded to deal with other water contaminants, such as methyl orange, ciprofloxacin and 2,4-dichlorophenol with 44, 25 and 13% promotion, respectively, and thus the study offers a series of efficient photocatalysts for water purification.


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