New synthesis of a porous Si/TiO2 photocatalyst: testing its efficiency and stability under visible light irradiation

Qingping Wu; Danzhen Li; Zhixin Chen; Xianzhi Fu

doi:10.1039/B517744H

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New synthesis of a porous Si/TiO₂ photocatalyst: testing its efficiency and stability under visible light irradiation†

Qingping Wu,^a Danzhen Li,*^a Zhixin Chen^a and Xianzhi Fu^a

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* Corresponding authors

^a Research Institute of Photocatalysis, Fuzhou University, 523# Gongye Road, Fuzhou, P.R. China
E-mail: dzli@fzu.edu.cn
Fax: +86 (0)591-83773729
Tel: +86 (0)591-83738608

Abstract

TiO₂ nanoparticles were directly coupled with porous silicon and this novel composite material shows very strong photocatalytic activity for the degradation of Rhodamine B with high photochemical stability under visible light irradiation.

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Supplementary files

SEM, XRD, DRS, proposed mechanism scheme and the influence of adsorption of Rhodamine B and H ₂O ₂ on the photocatalytic process PDF (208K)

Article information

DOI: https://doi.org/10.1039/B517744H
Article type: Communication
Submitted: 14 Dec 2005
Accepted: 12 Apr 2006
First published: 28 Apr 2006

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Photochem. Photobiol. Sci., 2006,5, 653-655

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New synthesis of a porous Si/TiO₂ photocatalyst: testing its efficiency and stability under visible light irradiation

Q. Wu, D. Li, Z. Chen and X. Fu, Photochem. Photobiol. Sci., 2006, 5, 653 DOI: 10.1039/B517744H

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Photochemical & Photobiological Sciences