THE INVESTIGATION OF ENERGY EFFICIENCY OF THE ZNO SEMICONDUCTOR PHOTO-ELECTRODE BY PHOTOTHERMAL MEASUREMENT

被引:21
作者
MAEDA, Y [1 ]
FUJISHIMA, A [1 ]
HONDA, K [1 ]
机构
[1] UNIV TOKYO,FAC ENGN,DEPT SYNTHET CHEM,BUNKYO KU,TOKYO 113,JAPAN
关键词
PHOTOTHERMAL MEASUREMENT;
D O I
10.1246/bcsj.55.3373
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The energy efficiency of a polycrystalline ZnO photoanode in an electrolyte solution containing redox agents was investigated by measuring the temperature change of the electrode surface. The results of photothermal measurements show that the energy efficiency depends on the kind of redox agents used. Reducing agents with more positive potentials gave larger energy efficiencies, but the potential must be negative enough to decrease ZnO dissolution. This work is pertinent to solar energy conversion.
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页码:3373 / 3376
页数:4
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