发明授权
US5496667A X-ray mask and its fabrication method 失效
X射线掩模及其制造方法

X-ray mask and its fabrication method
摘要:
In order to provide an X-ray absorber low in the internal stress and suitable for forming a high accurate pattern and its fabrication method, an X-ray absorber for an X-ray mask is intended to contain tungsten and nitrogen, or tungsten, titanium and nitrogen, and to have an amorphous structure.
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