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公开(公告)号:US5084300A
公开(公告)日:1992-01-28
申请号:US517635
申请日:1990-05-02
申请人: Willi Zander , Bernd Stritzker , Joachim Frohlingsdorf
发明人: Willi Zander , Bernd Stritzker , Joachim Frohlingsdorf
IPC分类号: C23C14/34 , C23C14/08 , C23C14/28 , H01J37/20 , H01L39/24
CPC分类号: H01L39/2448 , C23C14/087 , C23C14/28 , Y10S505/732 , Y10S505/786
摘要: A rotating cylindrical target has material ablated therefrom by a laser beam trained to contact the surface along a line parallel to the rotation axis, thereby avoiding problems of crater formation which arise with disc-shaped targets.
摘要翻译: 旋转的圆柱形靶材具有通过激光束从其中被烧蚀的材料,所述激光束被训练成沿着平行于旋转轴线的直线接触表面,从而避免了由盘形靶产生的凹坑形成的问题。