Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles

Nanosized crystals of anatase phase TiO2 with high-thermal stability was synthesized in the range of 15–17 nm via sol-gel method using titanium n-butoxide precursor. Synthesize was done at two different temperatures, that is, 200 and 300∘C and the final products were calcined at 400∘C. The final pro...

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Main Author: M. Rashidzadeh
Format: Article
Language:English
Published: Wiley 2008-01-01
Series:International Journal of Photoenergy
Online Access:http://dx.doi.org/10.1155/2008/245981
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author M. Rashidzadeh
author_facet M. Rashidzadeh
author_sort M. Rashidzadeh
collection DOAJ
description Nanosized crystals of anatase phase TiO2 with high-thermal stability was synthesized in the range of 15–17 nm via sol-gel method using titanium n-butoxide precursor. Synthesize was done at two different temperatures, that is, 200 and 300∘C and the final products were calcined at 400∘C. The final products were characterized by N2 adsorption, X-ray diffraction, FT-IR, and TEM and tested in a photoreactor using fluorescien as model molecule. For thermal stability investigation, the sample prepared at 300∘C was heated up to 800, 850, and 900∘C, the XRD results showed that the synthesized anatase phase was stable up to 850∘C. Photocatalytic activity of the prepared samples showed that the fluorescien degradation followed a pseudo-first-order kinetic.
format Article
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institution Kabale University
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series International Journal of Photoenergy
spelling doaj-art-ee347c7922ce4385a751ed88a411b3882025-02-03T00:59:59ZengWileyInternational Journal of Photoenergy1110-662X1687-529X2008-01-01200810.1155/2008/245981245981Synthesis of High-Thermal Stable Titanium Dioxide NanoparticlesM. Rashidzadeh0Catalysis Research Center, Research Institute of Petroleum Industry, P.O. Box 14665-1998, Tehran 1485733111, IranNanosized crystals of anatase phase TiO2 with high-thermal stability was synthesized in the range of 15–17 nm via sol-gel method using titanium n-butoxide precursor. Synthesize was done at two different temperatures, that is, 200 and 300∘C and the final products were calcined at 400∘C. The final products were characterized by N2 adsorption, X-ray diffraction, FT-IR, and TEM and tested in a photoreactor using fluorescien as model molecule. For thermal stability investigation, the sample prepared at 300∘C was heated up to 800, 850, and 900∘C, the XRD results showed that the synthesized anatase phase was stable up to 850∘C. Photocatalytic activity of the prepared samples showed that the fluorescien degradation followed a pseudo-first-order kinetic.http://dx.doi.org/10.1155/2008/245981
spellingShingle M. Rashidzadeh
Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
International Journal of Photoenergy
title Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
title_full Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
title_fullStr Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
title_full_unstemmed Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
title_short Synthesis of High-Thermal Stable Titanium Dioxide Nanoparticles
title_sort synthesis of high thermal stable titanium dioxide nanoparticles
url http://dx.doi.org/10.1155/2008/245981
work_keys_str_mv AT mrashidzadeh synthesisofhighthermalstabletitaniumdioxidenanoparticles