Fabrication, structure, and photocatalytic activities of boron-doped ZnO nanorods hydrothermally grown on CVD diamond film

被引:60
作者
Yu, Qi [1 ]
Li, Jia [1 ]
Li, Hongdong [1 ]
Wang, Qiliang [1 ]
Cheng, Shaoheng [1 ]
Li, Liuan [1 ]
机构
[1] Jilin Univ, State Key Lab Superhard Mat, Changchun 130012, Peoples R China
基金
中国国家自然科学基金;
关键词
THIN-FILMS;
D O I
10.1016/j.cplett.2012.04.051
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The boron (B)-doped zinc oxide nanorods (ZnO NRs) have been fabricated on chemical vapor deposited (CVD) diamond film by hydrothermal technique. The mean diameter of the B-doped ZnO NRs is larger than that of the undoped NRs. The results of X-ray diffraction and first-principles calculations demonstrate that the boron atoms prefer to occupy the octahedral interstice positions of ZnO, which lead to the lattice expansion and band gap shrinkage. The rectifying B-doped ZnO NRs/p-diamond heterojunction structure has been performed to degrade reactive yellow 15 solution, showing a high performance photocatalysis. The photocatalysis mechanism based on the pn heterojunction is discussed. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:74 / 78
页数:5
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