scholarly journals Correction: A facile Pechini sol–gel synthesis of TiO2/Zn2TiO2/ZnO/C nanocomposite: an efficient catalyst for the photocatalytic degradation of Orange G textile dye

RSC Advances ◽  
2017 ◽  
Vol 7 (53) ◽  
pp. 33257-33257 ◽  
Author(s):  
Mostafa Y. Nassar ◽  
Ayman A. Ali ◽  
Alaa S. Amin

Correction for ‘A facile Pechini sol–gel synthesis of TiO2/Zn2TiO2/ZnO/C nanocomposite: an efficient catalyst for the photocatalytic degradation of Orange G textile dye’ by Mostafa Y. Nassar et al., RSC Adv., 2017, 7, 30411–30421.

RSC Advances ◽  
2017 ◽  
Vol 7 (48) ◽  
pp. 30411-30421 ◽  
Author(s):  
Mostafa Y. Nassar ◽  
Ayman A. Ali ◽  
Alaa S. Amin

We have developed an efficient route for the synthesis of TiO2/Zn2TiO2/ZnO/C nanocomposites through a Pechini sol–gel method followed by heat treatment at 550 °C for 30 min.


2008 ◽  
Vol 2008 ◽  
pp. 1-5 ◽  
Author(s):  
Mohammad Hossein Habibi ◽  
Mohammad Khaledi Sardashti

Glass plate-supported nanostructure ZnO thin films were deposited by sol-gel spin coating. Films were preheated at275∘Cfor 10 minutes and annealed at 350, 450, and550∘Cfor 80 minutes. The ZnO thin films were transparent ca 80–90% in visible range and revealed that absorption edges at about 370 nm. Thec-axis orientation improves and the grain size increases which was indicated by an increase in intensity of the (002) peak at34.4∘in XRD corresponding to the hexagonal ZnO crystal. The photocatalytic degradation of X6G an anionic monoazo dye, in aqueous solutions, was investigated and the effects of some operational parameters such as the number of layer and reusability of ZnO nanostructure thin film were examined. The results showed that the five-layer coated glass surfaces have a very high photocatalytic performance.


2020 ◽  
Vol 815 ◽  
pp. 152451 ◽  
Author(s):  
Mahdi Ranjeh ◽  
Farshad Beshkar ◽  
Omid Amiri ◽  
Masoud Salavati-Niasari ◽  
Hossein Moayedi

2017 ◽  
Vol 33 (04) ◽  
pp. 1959-1968 ◽  
Author(s):  
Afini Razani ◽  
Abdul Halim Abdullah ◽  
Anwar Fitrianto ◽  
Nor Azah Yusof ◽  
Umar Ibrahim Gaya

2016 ◽  
Vol 22 (1) ◽  
pp. 65-73
Author(s):  
Aleksandar Golubovic ◽  
Ivana Veljkovic ◽  
Maja Scepanovic ◽  
Mirjana Grujic-Brojcin ◽  
Natasa Tomic ◽  
...  

The titanium dioxide (TiO2) nanopowders were produced by sol-gel technique from tetrabutyl titanate as a precursor by varying some parameters of the sol-gel synthesis like the temperature (500 and 550 ?C) and the duration of the calcination (1.5, 2, and 2.5 h). X-ray powder diffraction (XRPD) results have shown that all synthesized nanopowders are dominantly in anatase phase, with the presence of a small amount of rutile in samples calcined at 550 ?C. According to the results obtained by Williamson-Hall method, the anatase crystallite size was increased with the duration of the calcination (from 24 to 29 nm in samples calcined at lower, and from 30 to 35 nm in samples calcined at higher temperature). The analysis of the shift and linewidth of the most intensive anatase Eg Raman mode confirmed the XRPD results. The analysis of pore structure from nitrogen sorption experimental data described all samples as mesoporous, with mean pore diameters in the range of 5-8 nm. Nanopowder properties have been related to the photocatalytic activity, tested in degradation of the textile dye (C.I. Reactive Orange 16), carbofuran and phenol.


2017 ◽  
Vol 20 (2) ◽  
Author(s):  
Dechang Han ◽  
Zheng Ma ◽  
Ling Du ◽  
Wenjie Zhang

AbstractThe effects of calcination temperature on properties of porous lanthanum titanate using PEG4000 template in a sol-gel route were studied. Photocatalytic degradation of Reactive Brilliant Red X3B on the materials was evaluated. Monoclinic La


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