发明授权
US08535855B2 Mask blank manufacturing method, transfer mask manufacturing method, mask blank, and transfer mask 有权
掩模毛坯制造方法,转印掩模制造方法,掩模毛坯和转印掩模

Mask blank manufacturing method, transfer mask manufacturing method, mask blank, and transfer mask
摘要:
Provided is a method of manufacturing a mask blank having a thin film on a transparent substrate. The method includes forming the thin film made of a material containing a transition metal on the transparent substrate and applying a superheated steam treatment to the thin film.
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