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