Photocatalytic Degradation of the Azo Dye Acid Red 14 in Nanosized TiO2Suspension under Simulated Solar Light

2015 ◽  
Vol 43 (7) ◽  
pp. 1037-1043 ◽  
Author(s):  
Jing Miao ◽  
Hai-Bo Lu ◽  
Daryoush Habibi ◽  
Mehdi H. Khiadani ◽  
Lai-Chang Zhang
Chemosphere ◽  
2016 ◽  
Vol 150 ◽  
pp. 139-144 ◽  
Author(s):  
Fuhua Li ◽  
Yapu Kang ◽  
Min Chen ◽  
Guoguang Liu ◽  
Wenying Lv ◽  
...  

2013 ◽  
Vol 129 ◽  
pp. 13-29 ◽  
Author(s):  
Javier Santiago-Morales ◽  
Ana Agüera ◽  
María del Mar Gómez ◽  
Amadeo R. Fernández-Alba ◽  
Jaime Giménez ◽  
...  

2016 ◽  
Vol 283 ◽  
pp. 614-621 ◽  
Author(s):  
Qiang Xue ◽  
Yonggang Liu ◽  
Qian Zhou ◽  
Motoo Utsumi ◽  
Zhenya Zhang ◽  
...  

2015 ◽  
Vol 5 (4) ◽  
pp. 579-591 ◽  
Author(s):  
Ohm-Mar Min ◽  
Li-Ngee Ho ◽  
Soon-An Ong ◽  
Yee-Shian Wong

Textile industries discharge a large quantity of colored wastewater which is harmful to the ecosystem. In this study, two kinds of dyes were investigated: the mono azo Acid Orange 7 (AO7) and diazo Reactive Green 19 (RG19). The photocatalytic degradation of single (AO7, RG19) azo dye and binary (AO7 and RG19 mixture) azo dye aqueous solutions was photocatalyzed by commercial titanium dioxide (TiO2, P25) under solar light irradiation. The objectives of this study are to compare the photocatalytic degradation between single and binary azo dye aqueous solution and to study the various parameters such as the effect of different initial azo dye concentrations, different initial azo dye pH values, and compare the adsorption capacity of azo dyes with and without solar light irradiation, which influences the photocatalytic activities of single and binary azo dye aqueous solutions in a TiO2 suspension. The results showed that photocatalytic degradation of AO7 and RG19 in a single azo dye aqueous solution was faster than a binary azo dye solution under the solar light irradiation process. Chemical oxygen demand results revealed that complete mineralization could be achieved for both AO7 and RG19 azo dyes under solar light irradiation within 22 hours.


2015 ◽  
Vol 162 ◽  
pp. 437-444 ◽  
Author(s):  
V. Maroga Mboula ◽  
V. Héquet ◽  
Y. Andrès ◽  
Y. Gru ◽  
R. Colin ◽  
...  

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