脉冲激光制备ZnO薄膜的结构和光学特性

被引:1
作者
魏显起 [1 ]
周邦安 [2 ]
满宝元 [1 ]
机构
[1] 山东师范大学物理与电子科学学院
[2] 潍坊教育电视台
关键词
PLD; ZnO薄膜; 晶体结构; 表面形貌; 光学特性;
D O I
10.16393/j.cnki.37-1436/z.2006.05.014
中图分类号
O484.4 [薄膜的性质];
学科分类号
摘要
通过脉冲激光沉积方法在1.3 Pa氧氛围,石英衬底上制备了ZnO薄膜.用X射线衍射(XRD)谱,原子力显微镜(AFM),光致发光谱(PL)表征了薄膜的结构和光学特性.XRD谱显示在生长温度500℃时获得了六方结构的单晶薄膜;AFM显示出随着温度的提升,晶粒提升,而表面粗糙度变小;PL谱显示出强烈的紫外发射和蓝光发射.随着温度的提升,薄膜的结构和光学特性得到显著提高.
引用
收藏
页码:49 / 51+80 +80
页数:4
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