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The hydrothermal synthesis of BiOBr flakes for visible-light-responsive photocatalytic degradation of methyl orange

文献类型:期刊论文

作者Jiang, Zheng1,2; Yang, Fan2; Yang, Guidong1; Kong, Liang1; Jones, Martin O.1,3; Xiao, Tiancun1; Edwards, Peter P.1
刊名JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY
出版日期2010-04-30
卷号212期号:1页码:8-13
关键词BiOBr Flake Hydrothermal synthesis Visible light Photocatalysis
ISSN号1010-6030
通讯作者Jiang, Z
英文摘要Flake-like BiOBr semiconductors have been prepared using hydrothermal synthesis with meticulous control of synthesis parameters and used for photocatalytic degradation of methyl orange. XRD, SEM and UV-vis characterizations have been performed to study the obtained BiOBr materials. The results indicate that the morphology and crystallite size of BiOBr depend significantly on the temperature and duration of the hydrothermal syntheses. Diffuse UV-vis spectra show the BiOBr materials to be indirect semiconductors with an optical bandgap of approximately 2.92 eV, which is essentially unaffected by the synthesis parameters. The hydrothermal-synthesized BiOBr flakes exhibit noticeable activity for photodegradation of methyl orange under visible light (>400 nm) illumination, with the BiOBr synthesized by hydrothermal treatment at 120 degrees C for 6 h exhibiting superior photocatalytic performance in these flakes. The excellent activity and photo-stability reveal that BiOBr is a promising visible-light-responsive photocatalyst. (C) 2010 Elsevier B.V. All rights reserved.
WOS标题词Science & Technology ; Physical Sciences
类目[WOS]Chemistry, Physical
研究领域[WOS]Chemistry
关键词[WOS]PHOTOPHYSICAL PROPERTIES ; WATER ; BR ; CL ; IRRADIATION ; PREDICTION ; PARTICLES ; NANOTUBES ; NANOBELTS ; BI2WO6
收录类别SCI
语种英语
WOS记录号WOS:000278578600002
公开日期2013-11-19
版本出版稿
源URL[http://ir.ipe.ac.cn/handle/122111/6166]  
专题过程工程研究所_多相复杂系统国家重点实验室
作者单位1.Univ Oxford, Inorgan Chem Lab, Dept Chem, Oxford OX1 3QR, England
2.Chinese Acad Sci, State Key Lab Multiple Phase Complex Syst, Inst Proc Engn, Beijing 100080, Peoples R China
3.Rutherford Appleton Lab, ISIS, Sci & Technol Facil Council, Didcot OX11 0QX, Oxon, England
推荐引用方式
GB/T 7714
Jiang, Zheng,Yang, Fan,Yang, Guidong,et al. The hydrothermal synthesis of BiOBr flakes for visible-light-responsive photocatalytic degradation of methyl orange[J]. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY,2010,212(1):8-13.
APA Jiang, Zheng.,Yang, Fan.,Yang, Guidong.,Kong, Liang.,Jones, Martin O..,...&Edwards, Peter P..(2010).The hydrothermal synthesis of BiOBr flakes for visible-light-responsive photocatalytic degradation of methyl orange.JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY,212(1),8-13.
MLA Jiang, Zheng,et al."The hydrothermal synthesis of BiOBr flakes for visible-light-responsive photocatalytic degradation of methyl orange".JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY 212.1(2010):8-13.

入库方式: OAI收割

来源:过程工程研究所

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