High power electrostatic chuck with features preventing he hole light-up / arcing
TW202630691APending Publication Date: 2026-07-16LAM RES CORP
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Patent Information
- Authority / Receiving Office
- TW · TW
- Patent Type
- Applications
- Current Assignee / Owner
- LAM RES CORP
- Filing Date
- 2019-10-31
- Publication Date
- 2026-07-16
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Figure TWG2TA001069334_001 
Figure TWG2TA001069334_002 
Figure TWG2TA001069334_003
Abstract
A spark suppression apparatus for a helium line in an electrostatic chuck in a plasma processing chamber is provided. The spark suppression apparatus comprises a dielectric multilumen plug in the helium line, wherein the dielectric multilumen plug has a plurality of lumens, wherein the plurality of lumens are numbered between
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