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电压对N型宏孔硅阵列光电化学腐蚀的影响
引用本文:王国政,付申成,陈立,王蓟,秦旭磊,王洋,郑仲馗,端木庆铎. 电压对N型宏孔硅阵列光电化学腐蚀的影响[J]. 半导体学报, 2010, 31(11): 116002-5
作者姓名:王国政  付申成  陈立  王蓟  秦旭磊  王洋  郑仲馗  端木庆铎
基金项目:高等学校博士学科点专项科研基金
摘    要:研究了电压对宏孔硅阵列光电化学腐蚀的影响. 根据空间电荷区理论、N型硅片在HF酸溶液中I-V扫描曲线、不同电流密度条件下硅阳极氧化反应机理,系统地分析研究了腐蚀电压对宏孔硅阵列形貌的影响.研究结果表明:电压升高使孔型变差,电压降低则盲孔率提高,腐蚀电压恒定、长时间腐蚀孔将逐渐分叉。根据理论分析,优化了工艺参数,制备出高长径比宏孔硅阵列结构,孔深度为317m,方孔边长为3m,长径比为105。

关 键 词:工作电压  光蚀刻  大孔硅  电化学  阵列  照片  n型  阳极氧化反应
收稿时间:2010-05-16
修稿时间:2010-06-23

Influence of voltage on photo-electrochemical etching of n-type macroporous silicon arrays
Wang Guozheng,Fu Shencheng,Chen Li,Wang Ji,Qin Xulei,Wang Yang,Zheng Zhongkui and Duanmu Qingduo. Influence of voltage on photo-electrochemical etching of n-type macroporous silicon arrays[J]. Chinese Journal of Semiconductors, 2010, 31(11): 116002-5
Authors:Wang Guozheng  Fu Shencheng  Chen Li  Wang Ji  Qin Xulei  Wang Yang  Zheng Zhongkui  Duanmu Qingduo
Affiliation:School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China;School of Science, Changchun University of Science and Technology, Changchun 130022, China
Abstract:
Keywords:etching voltage   macroporous silicon arrays   photo-electrochemical etching   blind porosity
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