A visible light responsive rhodium and antimony-codoped SrTiO3 powdered photocatalyst loaded with an IrO2 cocatalyst for solar water splitting

被引:214
作者
Asai, Rikako [1 ]
Nemoto, Hiroaki [1 ]
Jia, Qingxin [1 ]
Saito, Kenji [1 ]
Iwase, Akihide [1 ,2 ]
Kudo, Akihiko [1 ,2 ]
机构
[1] Tokyo Univ Sci, Fac Sci, Dept Appl Chem, Shinjyuku Ku, Tokyo 1628601, Japan
[2] Tokyo Univ Sci, Res Inst Sci & Technol, Photocatalyst Int Res Ctr, Tokyo 1628601, Japan
关键词
DOPED SRTIO3; IRRADIATION; PHOTOELECTROLYSIS; CATALYSTS; EVOLUTION; CHROMIUM; TIO2; IONS;
D O I
10.1039/c3cc49279f
中图分类号
O6 [化学];
学科分类号
070301 [无机化学];
摘要
IrO2-loaded SrTiO3 doped with rhodium and antimony synthesized by a conventional solid-state reaction splits water under visible light and simulated sunlight irradiation giving 0.1% of the apparent quantum yield at 420 nm. The response wavelength up to 500 nm is the longest among achieved photocatalytic water splitting with one-step photoexcitation.
引用
收藏
页码:2543 / 2546
页数:4
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