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发明名称
离子布植机的加速-减速管的聚焦效应的弱化装置及其方法
摘要
一种在减速模式过程中离子布植机的加速–减速管的强聚焦效应的弱化装置及方法。该装置包括一管透镜,围绕离子束,并与加速–减速管的减速透镜相邻。该管透镜使离子束在管透镜的入口处散焦,从而减少由管产生的离子散焦问题。本发明也包括一加速–减速管以及与管透镜成为一体的离子布植机。在管透镜中后续还可添加另外的减速抑制电极,将电子限制在管透镜内。
申请公布号
TW200620429
申请公布日期
2006.06.16
申请号
TW094140581
申请日期
2005.11.18
申请人
瓦里安半导体设备公司
发明人
陈昇吾;欧尔森;恩德森 当诺;梅吉立克帝 丹尼尔
分类号
H01L21/265
主分类号
H01L21/265
代理机构
代理人
詹铭文;萧锡清
主权项
地址
美国
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