H2 or O2 evolution from aqueous solutions on layered oxide photocatalysts consisting of Bi3+ with 6s2 configuration and d0 transition metal ions

被引:513
作者
Kudo, A [1 ]
Hijii, S [1 ]
机构
[1] Sci Univ Tokyo, Fac Sci, Dept Appl Chem, Shinjuku Ku, Tokyo 1628601, Japan
关键词
D O I
10.1246/cl.1999.1103
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Bi2W2O9, Bi2WO6, and Bi3TiNbO9 consisting of layered structure with perovskite slabs interleaved with Bi2O2 layers showed photocatalytic activities for H-2 evolution from an aqueous methanol solution and O-2 evolution from an aqueous silver nitrate solution. Bi2WO6 with the Aurivillius structure and a 2.8 eV band gap was active for the O-2 evolution reaction under visible light irradiation (lambda>420 nm).
引用
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页码:1103 / 1104
页数:2
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