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氧化亚铜纳米线的制备及其光电性能
引用本文:张卫国,刘伟星,李贺,姚素薇.氧化亚铜纳米线的制备及其光电性能[J].化工学报,2007,58(12):3206-3209.
作者姓名:张卫国  刘伟星  李贺  姚素薇
作者单位:天津大学化工学院杉山表面技术实验室,天津 300072
基金项目:国家自然科学基金 , 教育部高等学校博士学科点专项科研基金
摘    要:摘要:通过电沉积法在阳极氧化铝模板中制备了Cu2O纳米线,利用X射线衍射(XRD)、扫描电子显微镜(SEM)对Cu2O纳米线的组成和形貌进行了表征,并测试了Cu2O/AAO阵列体系的光电压、交流阻抗性能。测试结果表明,制备的Cu2O纳米线的直径约120nm,长约2μm;Cu2O/AAO阵列体系在紫外灯(365nm)照射下,光电压约25mV, 阻抗值大大减小。

关 键 词:Cu2O  纳米线  光电压  交流阻抗  氧化物半导体材料  铜纳米线  光电性能  nanowires  太阳能电池  变化  范围  电阻率  制备工艺  控制  率理论  能量转化  吸收系数  可见光  禁带宽度  热点  研究  相关  催化性能  磁学
收稿时间:2007-2-2
修稿时间:2007-3-9  

Preparation and photoelectricity of Cu2O nanowires
ZHANG Weiguo,LIU Weixing,LI He,YAO Suwei.Preparation and photoelectricity of Cu2O nanowires[J].Journal of Chemical Industry and Engineering(China),2007,58(12):3206-3209.
Authors:ZHANG Weiguo  LIU Weixing  LI He  YAO Suwei
Abstract:Cu2O nanowires were successfully synthesized by an electrochemical method using alumina membrane as template. The composition and morphology of nanowires were characterized by using X-ray diffraction (XRD) and scanning electron microscopy (SEM). The photo-potential and electrochemical impedance spectroscopy experiments of Cu2O/AAO were also performed. The results showed that the diameter of the Cu2O nanowires was about 120 nm and their length was 2 μm. The photo-potential was about 25 mV and the electrochemical impedance of Cu2O/AAO was much smaller under the light of 365 nm.
Keywords:Cu_2O  nanowires  photo-potential  electrochemical impedance spectroscopy
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