Photocatalytic reduction of water by TaON under visible light irradiation

被引:98
作者
Hara, M [1 ]
Takata, T [1 ]
Kondo, JN [1 ]
Domen, K [1 ]
机构
[1] Tokyo Inst Technol, Chem Resources Lab, Midori Ku, Yokohama, Kanagawa 2268503, Japan
关键词
photocatalyst; oxynitride; visible light;
D O I
10.1016/j.cattod.2004.04.040
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Some noble metals have been studied as H-2 evolution promoters for TaON, a visible light driven oxynitride photocatalyst. H-2 evolution on TaON photocatalyst under visible light irradiation (420 nm less than or equal to lambda less than or equal to 500 nm) in an aqueous methanol solution was found to be remarkably enhanced by adding Ru as a noble metal co-catalyst. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:313 / 317
页数:5
相关论文
共 10 条
  • [1] ANION ORDERING IN TAON - POWDER NEUTRON-DIFFRACTION INVESTIGATION
    ARMYTAGE, D
    FENDER, BEF
    [J]. ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE, 1974, 30 (MAR15): : 809 - 812
  • [2] Visible-light photocatalysis in nitrogen-doped titanium oxides
    Asahi, R
    Morikawa, T
    Ohwaki, T
    Aoki, K
    Taga, Y
    [J]. SCIENCE, 2001, 293 (5528) : 269 - 271
  • [3] BARD AJ, ENCY ELECTROCHEMISTR, V9, P383
  • [4] Conduction and valence band positions of Ta2O5, TaON, and Ta3N5 by UPS and electrochemical methods
    Chun, WJ
    Ishikawa, A
    Fujisawa, H
    Takata, T
    Kondo, JN
    Hara, M
    Kawai, M
    Matsumoto, Y
    Domen, K
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 2003, 107 (08) : 1798 - 1803
  • [5] Ta3N5 as a novel visible light-driven photocatalyst (λ<600 nm)
    Hitoki, G
    Ishikawa, A
    Takata, T
    Kondo, JN
    Hara, M
    Domen, K
    [J]. CHEMISTRY LETTERS, 2002, (07) : 736 - 737
  • [6] An oxynitride, TaON, as an efficient water oxidation photocatalyst under visible light irradiation (λ ≤ 500 nm)
    Hitoki, G
    Takata, T
    Kondo, JN
    Hara, M
    Kobayashi, H
    Domen, K
    [J]. CHEMICAL COMMUNICATIONS, 2002, (16) : 1698 - 1699
  • [7] TIO2-BASED PHOTOCATALYSTS PREPARED FROM TITANIUM ISOPROPOXIDE AND AQUEOUS-ELECTROLYTE SOLUTIONS
    KANNO, H
    YAMAMOTO, Y
    HARADA, H
    [J]. CHEMICAL PHYSICS LETTERS, 1985, 121 (03) : 245 - 248
  • [8] LaTiO2N as a visible-light (≤600 nm)-driven photocatalyst (2)
    Kasahara, A
    Nukumizu, K
    Takata, T
    Kondo, JN
    Hara, M
    Kobayashi, H
    Domen, K
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 2003, 107 (03) : 791 - 797
  • [9] Photoreactions on LaTiO2N under visible light irradiation
    Kasahara, A
    Nukumizu, K
    Hitoki, G
    Takata, T
    Kondo, JN
    Hara, M
    Kobayashi, H
    Domen, K
    [J]. JOURNAL OF PHYSICAL CHEMISTRY A, 2002, 106 (29) : 6750 - 6753
  • [10] Direct splitting of water under visible light irradiation with an oxide semiconductor photocatalyst
    Zou, ZG
    Ye, JH
    Sayama, K
    Arakawa, H
    [J]. NATURE, 2001, 414 (6864) : 625 - 627