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发明名称
在基材上以具有高一致性的横向蚀刻速率蚀刻材料层的方法及设备
摘要
一种使用包含钝化气体之气体混合物在基材上以具有高一致性的横向蚀刻速率蚀刻材料层的方法及设备。该钝化气体系经提供至该基材周边区域,以钝化所蚀刻结构之侧壁。
申请公布号
TW200620457
申请公布日期
2006.06.16
申请号
TW094129351
申请日期
2005.08.26
申请人
应用材料股份有限公司
发明人
慕大卫;刘威
分类号
H01L21/3065
主分类号
H01L21/3065
代理机构
代理人
蔡坤财
主权项
地址
美国
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