Applied Materials, Inc.
Extreme ultraviolet mask blank with multilayer 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 multilayer stack of absorber layers on the capping layer, the multilayer stack of absorber layers including a plurality of absorber layer pairs.
Status:
Grant
Type:
Utility
Filling date:
17 Mar 2020
Issue date:
1 Jun 2021