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发明名称
一种减低漏电流及改善表面性质的半导体元件制程方法
摘要
一种减低漏电流及改善表面性质的半导体元件制程方法,在其氮化镓系光电二极体制程中,以感应式耦合电浆离子反应蚀刻(ICP-RIE)/反应性离子蚀刻(RIE)乾式蚀刻进行光电二极体的蚀刻后,再以加热的KOH/NaOH浸泡进行表面处理,改善表面的性质,包含降低表面及蚀刻侧边粗糙度,消去在乾式蚀刻下容易产生的须晶或表面缺陷及劣化,并且减低光电二极体中,P型区域与N型区域欧姆电性接触电极之间的漏电流,并且维持一稳定光电流值在高偏压区。
申请公布号
TW200834974
申请公布日期
2008.08.16
申请号
TW096105618
申请日期
2007.02.15
申请人
国防部军备局中山科学研究院
发明人
林家庆;蓝文厚;黄国钦;林文仁;李大青;杨正春;翁仁斌
分类号
H01L33/00(2006.01)
主分类号
H01L33/00(2006.01)
代理机构
代理人
主权项
地址
桃园县龙潭乡中正路佳安段481号
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