Applied Materials, Inc.
Deposition of metal films with tungsten liner

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Abstract:

Apparatuses and methods to provide electronic devices having metal films are provided. Some embodiments of the disclosure utilize a metallic tungsten layer as a liner that is filled with a metal film comprising cobalt. The metallic tungsten layer has good adhesion to the cobalt leading to enhanced cobalt gap-fill performance.

Status:
Grant
Type:

Utility

Filling date:

2 May 2019

Issue date:

9 Nov 2021