Applied Materials, Inc.
Extreme ultraviolet mask blank with alloy absorber and method of manufacture
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Abstract:
Extreme ultraviolet (EUV) mask blanks, methods for their manufacture and production systems therefor are disclosed. The EUV mask blanks comprise a an absorber layer on the capping layer, the absorber layer made from an alloy of at least two absorber materials.
Status:
Grant
Type:
Utility
Filling date:
18 Jul 2017
Issue date:
29 Dec 2020