Plasma Processing Apparatus
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United States of America Patent
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Issued Date -
Dec 29, 2022
app pub date -
May 23, 2022
filing date -
May 23, 2022
priority date (Note) -
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Abstract
A plasma processing apparatus including a processing chamber having one or more sidewalls and a dome is provided. The plasma processing apparatus includes a workpiece support disposed in the processing chamber configured to support a workpiece during processing, an induction coil assembly for producing a plasma in the processing chamber, a Faraday shield disposed between the induction coil assembly and the dome, the Faraday shield comprising an inner portion and an outer portion, and a thermal management system. The thermal management system including one or more heating elements configured to heat the dome, and one or more thermal pads disposed between an outer surface of the dome and the heating elements, wherein the one or more thermal pads are configured to facilitate heat transfer between the one or more heating elements and the dome. Thermal management systems and methods for processing workpieces are also provided.
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