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拓展光催化材料光谱响应的研究进展

荆涛 戴瑛 马晓娟 黄柏标

荆涛, 戴瑛, 马晓娟, 黄柏标. 拓展光催化材料光谱响应的研究进展[J]. 中国光学(中英文), 2016, 9(1): 1-15. doi: 10.3788/CO.20160901.0001
引用本文: 荆涛, 戴瑛, 马晓娟, 黄柏标. 拓展光催化材料光谱响应的研究进展[J]. 中国光学(中英文), 2016, 9(1): 1-15. doi: 10.3788/CO.20160901.0001
JING Tao, DAI Ying, MA Xiao-juan, HUANG Bai-biao. Development in extending spectral response of photocatalytic materials[J]. Chinese Optics, 2016, 9(1): 1-15. doi: 10.3788/CO.20160901.0001
Citation: JING Tao, DAI Ying, MA Xiao-juan, HUANG Bai-biao. Development in extending spectral response of photocatalytic materials[J]. Chinese Optics, 2016, 9(1): 1-15. doi: 10.3788/CO.20160901.0001

拓展光催化材料光谱响应的研究进展

doi: 10.3788/CO.20160901.0001
基金项目: 国家重点基础研究发展计划(973计划)资助项目(No.2013CB632401);国家自然科学基金资助项目(No.21333006,No.11374190);山东泰山学者项目
详细信息
    通讯作者:

    荆涛(1981-),男,湖北荆门人,博士研究生,2010年于贵州大学获得硕士学位,主要从事光催化材料理论方面的研究。E-mail:jingtao123456@sohu.com

    戴瑛(1962-),女,山东济南人,教授,博士生导师。主要从事半导体材料纳米光电性质和光催化性质及其应用方面的研究。E-mail:daiy60@sina.com

  • 中图分类号: O644.1

Development in extending spectral response of photocatalytic materials

  • 摘要: 光催化技术在解决能源短缺和环境污染问题方面有重要的应用前景,引起了人们的广泛关注。宽光谱响应和高量子效率是实现光催化材料大规模应用的前提。本文介绍了近年来紫外、可见和近红外光催化方面的最新进展,阐述了拓展光响应范围和促进载流子分离的有效途径,总结了光催化材料发展所面临的问题,并对其发展趋势进行了展望。

     

  • 图 1  BiOIO3中光生载流子在内建电场作用下迁移的示意图,沿着c轴方向的箭头表示极化电场的方向(来自文献[37])

    Figure 1.  Schematic diagram of the transfer of charge carriers under the build-in electric field of BiOIO3. The electric field direction is along the c axis. Reproduced from Ref. [37] with permission. Copyright 2013 Wiley Online Library

    图 2  (ZnO)x(GaN)1-x固溶体随着Zn浓度变化的光吸收谱和带隙(来自文献[59])

    Figure 2.  Light absorption spectra and band gap of (ZnO)x(GaN)1-x solid solution with the change of Zn concentration. Reproduced from Ref. [59] with permission. Copyright 2011 Royal Society of Chemistry

    图 3  AgCl、Ag-AgCl和N-TiO2的紫外-可见漫反射谱;Ag-AgCl和N-TiO2在可见光照下降解MO(来自文献[67])

    Figure 3.  UV/Vis diffuse-reflectance spectra of AgCl,Ag-AgCl,and N-TiO2. Photo decomposition of MO dye in solution over Ag-AgCl and N-doped TiO2 under visible-light irradiation. Reproduced from Ref. [67] with permission. Copyright 2008 Wiley Online Library

    图 4  CaGe2在HCl溶液中转化为GeH的示意图(来自文献[104])

    Figure 4.  Schematic illustration of crystal structure transition of CaGe2 to GeH in concentrated HCl. Reproduced from Ref. [104] with permission. Copyright 2014 Royal Society of Chemistry

    图 5  Cu2(OH)PO4的紫外/可见/近红外吸收谱(a);近红外光照射下光催化降解2,4-DCP(0~6 h)(b); OH基中O原子的2p态(红色),八面体单元Cu的3d态(蓝色)和双三角锥单元Cu的3d态(绿色)的态密度(c);TBP-O-OC单元的部分电荷密度图(d)(来自文献[110])

    Figure 5.  UV/Vis/NIR absorption spectrum of Cu2(OH)PO4(a); Photodegradation of 2,4-DCP with NIR irradiation(0-6 h)(b); The PDOS plots for the O 2p states of the OH groups(red),the Cu 3d states of the octahedral Cu sites(blue dots),and those of the trigonal bipyramidal Cu sites(green) (c); The band decomposed charge density for TBP-O-OCT (d). Reproduced from Ref. [110] with permission. Copyright 2013 Wiley Online Library

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出版历程
  • 收稿日期:  2015-09-11
  • 录用日期:  2015-11-13
  • 刊出日期:  2016-01-25

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