Method and apparatus for controlling plasma near the edge of a substrate
Abstract:
Methods and apparatus for processing a substrate are provided herein. In some embodiments, an apparatus for processing a substrate includes a process chamber having an internal processing volume disposed beneath a dielectric lid of the process chamber; a substrate support disposed in the process chamber and having a support surface to support a substrate; an inductive coil disposed above the dielectric lid to inductively couple RF energy into the internal processing volume to form a plasma above the substrate support; and a first inductive applicator ring coupled to a lift mechanism to position the first inductive applicator ring within the internal processing volume.
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