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Synthesis,Characterization and Photocatalytic Activity of TiO2 Film/Bi2O3 Microgrid HeterojunctionLiugang Wang 1),Junying Zhang 1),Chunzhi Li 1),Hailing Zhu 2),Wenwen Wang 1) and Tianmin Wang 1) 1... showed higher photocatalytic activity than pure TiO2 and Bi2O3 films under xenon lamp irradiation.The enhancement of the photocatalytic activity was ascribed to the special structure,which could......
. The appropriate amount of La and S codoping greatly improves the photocatalytic activity of TiO2 film, which fully decomposes methyl orange in water within 3 h. Key words: oriented film; templating agent; hydrothermal method; codoping; photocatalytic activity 纳米TiO2半导体光催化剂具有抗菌消毒,空气......
. The photocatalytic activity of Bi2WO6 photocatalysts was evaluated by degrading Rhodamine B (RhB, 5 mg/L) under ultraviolet and visible light irradiation (λ＞420 nm). The influence of dosage of catalyst... light; photocatalytic activity 目前,环境污染与防治是全球性的重要课题,去除水中有害的化学物质更成为环境保护行业的一项重要任务[1].当前,以TiO2为代表的光催化材料尽管表现出优良的光催化性能,但可见光响应范围较窄,多以紫外光辐射为主,并且生产成本高,能耗大,使其实际应用受到大幅度的限制[2-4].因此,开发能有效利用可见光的新型光催化材料已成为当今的研究热点[5-15......
Preparation and Photocatalytic Activity of Fluorine and Cerium Codoped Nano-TiO2 Powders李发堂,赵地顺,陈伟娜,商世臣,殷蓉摘 要:Nano-F-/Ce3+/TiO2 particles were prepared... BET specific surface area, smaller crystallite size and higher photocatalytic activity than those of undoped TiO2 particles.关键词:......
Photocatalytic oxidation activity of titanium dioxide film enhanced by Mn non-uniform doping ZHANG Kai-jian(张开坚)1, 3, XU Wei(徐 伟)2, 4, LI Xin-jun(李新军)2, ZHENG Shao-jian(郑少健)2, XU Gang(徐 刚.... Each film was characterized by XPS, SEM, UV-vis spectrophotometry and electrochemistry workstation analysis. The activity of the photocatalyst was evaluated by the kinetics of photocatalytic......
High photocatalytic activity of Cu2O/TiO2/Pt composite films prepared by magnetron sputteringGuang-Xiao Ren1,2,Bin Yu1,2,Yi-Ming Liu1,2,Hong-Xia Wang1,2,Wang-Gang Zhang1,2,Wei Liang1,21. College... activity of the samples was evaluated by the photocatalytic degradation of methyl orange(MO) aqueous solution under visible light irradiation. The results indicate that the Cu2O/TiO2/Pt composite films......
Influence of Ho3+/La3+-Doping on Photocatalytic Activity of TiO2 for Methyl Orange Degradation石建稳,郑经堂,胡燕,赵玉翠摘 要:The un-doped and Ho3+/La3+-doped TiO2 nanoparticles were prepared by sol-gel method with Ti (OC4H9)4 as raw material and characterized with X-ray diffraction (XRD) and UV-Vis absorption spectra (UV-Vis), and their photocatalytic activity were......
Preparation, spectral characteristics and photocatalytic activity of Eu3+-doped WO3 nanoparticles王聪,曹林School of Materials Science and Engineering, University of Science and Technology Beijing摘 要... efficient than WO3 and TiO2 on sunlight use ratio. Photocatalysis experiments indicated that the Eu3+-WO3 nanoparticles exhibited the highest photocatalytic activity.关键词:......
Preparation and photocatalytic activity of B, Y co-doped nanosized TiO2 catalyst石中亮,刘富梅,姚淑华School of Applied Chemistry, Shenyang University of Chemical Technology摘 要:photocatalytic activity of B, Y co-doped TiO2 was markedly......
Preparation, spectral characteristics and photocatalytic activity of Eu3+-doped WO3 nanoparticles王聪,曹林School of Materials Science and Engineering, University of Science and Technology Beijing摘 要... efficient than WO3 and TiO2 on sunlight use ratio. Photocatalysis experiments indicated that the Eu3+-WO3 nanoparticles exhibited the highest photocatalytic activity.关键词:......
