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自催化脉冲激光沉积方法制备ZnO纳米棒阵列 被引量:3

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摘要 采用脉冲激光沉积方法在ZnO作为缓冲层的InP(100)衬底上制备了高密度ZnO纳米棒阵列.扫描电子显微镜图像显示ZnO缓冲层形成较为均匀的岛状结构,ZnO纳米棒具有垂直于衬底的统一生长方向.X射线衍射测试在34.46°出现尖锐的衍射峰,说明ZnO纳米棒具有(002)择优取向.PL谱在380nm出现强的近带边发射峰,在495nm出现弱的深能级发射峰,表明ZnO纳米棒具有较好的光学性质.本实验制备的高质量ZnO纳米棒阵列有望在现在和未来的纳米器件制作中得到应用.
出处 《中国科学(G辑)》 CSCD 北大核心 2009年第3期367-371,共5页
基金 国家自然科学基金(批准号:50532080) 辽宁省教育厅重点实验室基金(编号:20060131) 高等学校博士专项科研基金(编号:20070141038)资助项目
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同被引文献47

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