Preparation of cauliflower-like CdS/ZnS/ZnO nanostructure and its photoelectric properties

被引:5
作者
Liu, Zhifeng [1 ]
Guo, Keying [1 ]
Wang, Yun [1 ]
Zheng, Xuerong [2 ]
Ya, Jing [1 ]
Li, Junwei [1 ]
Han, Li [1 ]
Liu, Zhichao [1 ]
Han, Jianhua [1 ]
机构
[1] Tianjin Chengjian Univ, Sch Mat Sci & Engn, Tianjin 300384, Peoples R China
[2] Tianjin Univ, Sch Mat Sci & Engn, Key Lab Adv Ceram & Machining Technol, Minist Educ, Tianjin 300072, Peoples R China
关键词
Hydrogen generation; Energy conversion; Zinc oxide; Zinc sulfide; Cauliflower-like; Cadmium sulfide; ZNO NANORODS; WATER; CDS; PERFORMANCE;
D O I
10.1007/s11051-014-2446-7
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cauliflower-like CdS/ZnS/ZnO nanostructure is fabricated via a simple hydrothermal method. Factors such as concentration of reaction solution, reaction temperature, as well as reaction time in the synthetic process are investigated, and the working mechanism of the nanostructure is suggested. Hydrogen generation efficiency of 4.69 % at 0.29 V versus saturated calomel electrode is achieved using synthesized nanostructure as electrode due to the improved absorption and appropriate energy gap structure, which is confirmed by enhanced absorption spectrum. The expected products have potential application in photoelectrochemical water splitting.
引用
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页数:12
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