ASML Holding N.V.
Substrate holder, lithographic apparatus, device manufacturing method, and method of manufacturing a substrate holder
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Abstract:
A substrate holder for a lithographic apparatus has a main body having a thin-film stack provided on a surface thereof. The thin-film stack forms an electronic or electric component such as an electrode, a sensor, a heater, a transistor or a logic device, and has a top isolation layer. A plurality of burls to support a substrate are formed on the thin-film stack or in apertures of the thin-film stack.
Status:
Grant
Type:
Utility
Filling date:
30 Dec 2020
Issue date:
1 Feb 2022