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发明名称
对经双重掺杂之多晶矽与矽化锗施行蚀刻之方法
摘要
本案提供一种在一处理室中蚀刻在一基板上,有至少一矽化锗层的堆叠之方法。提供一种矽化锗蚀刻方法。于处理室中提供一蚀刻剂气体,其中该蚀刻剂气体包括HBr,惰性稀释剂,与在O2和N2中的至少一者。该基板系经冷却到低于40℃的温度。将该蚀刻剂气体转换成电浆以蚀刻该矽化锗层。
申请公布号
TW200539345
申请公布日期
2005.12.01
申请号
TW094107721
申请日期
2005.03.14
申请人
泛林股份有限公司
发明人
希 空宙伯洛斯;山口横 亚当斯;宫本睦之;尤森 泰勒
分类号
H01L21/3065;H01L21/027
主分类号
H01L21/3065
代理机构
代理人
林志刚
主权项
地址
美国
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