<abstract xmlns="http://www.w3.org/1999/xhtml">Ordered nanocrystalline titania-mesoporous silica nanotube structures are synthesized by hydrolysis of the titania precursor inside pours silica shell. Silica coating surrounding carbon nanotubes was further removed by thermal reduction. The proposed method of functionalization silica channels with the titania nanoparticles preclude aggregation of TiO2 nanoparticles. The nanocrystalline silica/titania (mt-SiO2/TiO2) nanotubes were prepared according to the describe method has high specific surface area and possesses excellent photocatalytic properties capable of decomposing phenol and methylene blue in a short time. Since the nanocrystalline TiO2 is produced in the wall of the mesoporous silica tube, phenol or dye molecules can react with TiO2 nanoparticles from both the inside and outside.</abstract>

Ordered nanocrystalline titania-mesoporous silica nanotube structures are synthesized by hydrolysis of the titania precursor inside pours silica shell. Silica coating surrounding carbon nanotubes was further removed by thermal reduction. The proposed method of functionalization silica channels with the titania nanoparticles preclude aggregation of TiO2 nanoparticles. The nanocrystalline silica/titania (mt-SiO2/TiO2) nanotubes were prepared according to the describe method has high specific surface area and possesses excellent photocatalytic properties capable of decomposing phenol and methylene blue in a short time. Since the nanocrystalline TiO2 is produced in the wall of the mesoporous silica tube, phenol or dye molecules can react with TiO2 nanoparticles from both the inside and outside.

Titania/mesoporous silica nanotubes with efficient photocatalytic properties

Nanomaterials Physicochemistry Department, Faculty of Chemical Technology and Engineering

West Pomeranian University of Technology, Szczecin

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Titania/mesoporous silica nanotubes with efficient photocatalytic properties"}

Ordered nanocrystalline titania-mesoporous silica nanotube structures are synthesized by hydrolysis of the titania precursor inside pours silica shell. Silica...

Titania/mesoporous silica nanotubes with efficient photocatalytic properties

Online veröffentlicht: 16. Apr. 2018

Seitenbereich: 103 - 108

DOI: https://doi.org/10.2478/pjct-2018-0015

Schlüsselwörter
Mesoporous silica nanotubes, silica-titania nanocomposite, photocatalysis, phenol decomposition

© 2018 Krzysztof Cendrowski, published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Titania/mesoporous silica nanotubes with efficient photocatalytic properties

Online veröffentlicht: 16. Apr. 2018

Seitenbereich: 103 - 108

DOI: https://doi.org/10.2478/pjct-2018-0015

SchlüsselwörterMesoporous silica nanotubes, silica-titania nanocomposite, photocatalysis, phenol decomposition

© 2018 Krzysztof Cendrowski, published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Schlüsselwörter
Mesoporous silica nanotubes, silica-titania nanocomposite, photocatalysis, phenol decomposition