Solution growth of vertical aligned ZnO nanorod arrays on ZnO seed layers fabricated by Langmuir-Blodgett method

被引:6
作者
Feng, Qian [1 ]
Tang, Dongyan [1 ]
Jiang, Enying [1 ]
Gu, Shuo [2 ]
Han, Shuai [1 ]
机构
[1] Harbin Inst Technol, Sch Sci, Dept Chem, Harbin 150001, Peoples R China
[2] George Washington Univ, Dept Elect & Comp Engn, Washington, DC 20052 USA
关键词
Langmuir-Blodgett (LB) method; Vertical aligned ZnO nanorods; ZnO seed layer; Preferred-oriented growth; THIN-FILM; MORPHOLOGY; DEPOSITION; PYROLYSIS; EMISSION; QUANTUM; TIME;
D O I
10.1016/j.jallcom.2013.05.013
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
In this paper, vertical aligned ZnO nanorod arrays were successfully grown by solution method onto seed layers of ZnO that fabricated by Langmuir-Blodgett (LB) method. The influences of seed layers (numbers of layers, fabricating routes, and with/without seed layers) and growing parameters (temperature, time and solution concentration) on morphology and orientation of ZnO nanorods were observed by SEM analysis results and discussed in details. XRD analysis results revealed that ZnO nanorods were preferred-oriented in (0 0 2) planes with wurtzite structure and highly crystallinity. UV-Vis transmission spectra showed the importance of the microstructures and the array degrees of ZnO nanorods to its optical properties. ZnO nanorods in good orientation led to higher transmittance and improved optical properties. (c) 2013 Elsevier B.V. All rights reserved.
引用
收藏
页码:228 / 234
页数:7
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