Engineering rGO nanosheets-adsorption layer supported Pt nanoparticles to enhance photo-thermal catalytic activity under light irradiation

2019 ◽  
Vol 7 (19) ◽  
pp. 11985-11995 ◽  
Author(s):  
Juan-Juan Li ◽  
Song-Cai Cai ◽  
Xi Chen ◽  
Dong-Xu Yan ◽  
Jing Chen ◽  
...  

Constructing rGO nanosheet-adsorption layer-supported Pt nanoparticles to achieve efficient photo-thermal catalytic decomposition of volatile organic compounds.

2020 ◽  
Vol 513 ◽  
pp. 145788 ◽  
Author(s):  
Tomasz Kondratowicz ◽  
Marek Drozdek ◽  
Marek Michalik ◽  
Wojciech Gac ◽  
Marta Gajewska ◽  
...  

2019 ◽  
Vol 11 (9) ◽  
pp. 1263-1270 ◽  
Author(s):  
Zhanguo Li ◽  
Chao Shi ◽  
Lijuan Wang ◽  
Lijing Sun ◽  
Qiang Sun

Photocatalytic nanocomposites of titanium dioxide (TiO2) were prepared by hydrothermal method. Reduced graphene oxide (RGO) was applied to prepare various TiO2 composites of doped nanoparticles by using NH4Cl and FeCl3 as sources. The structure and morphology of these composites showed that TiO2 was loaded on surface of RGO. Meanwhile, the agglomeration of TiO2 decreased and the dispersion became uniform for doped materials. Under ultraviolet (UV) light irradiation, the photocatalytic degradation of volatile organic compounds (VOC) by RGO/TiO2 composites with codoping of N and Fe reached to 90.5%. The photocatalytic degradation was higher than RGO/TiO2 composites and pure TiO2 by 1.8 and 5.9 times, respectively. The role of co-doping composites may have a possible mechanism for toluene under UV light irradiation. The enhanced photocatalytic properties were attributed to N and Fe doping which generated intermediate energy level, extended absorption and decreased band gap of UV light.


2017 ◽  
Vol 4 (9) ◽  
pp. 1798-1807 ◽  
Author(s):  
Shiming Fang ◽  
Yuanzhi Li ◽  
Yi Yang ◽  
Jian Chen ◽  
Huihui Liu ◽  
...  

Mg-doped OMS-2 nanorods have a much higher catalytic activity for VOC purification than pure OMS-2 with full solar spectrum or vis-IR irradiation.


2009 ◽  
Vol 9 (6) ◽  
pp. 3837-3842 ◽  
Author(s):  
M. I. Domínguez ◽  
P. Navarro ◽  
F. Romero-Sarria ◽  
D. Frías ◽  
S. A. Cruz ◽  
...  

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