Appts. for plasma forming inner magnetic bucket to control volume of plasma

A plasma confinement arrangement for controlling the volume of a plasma while processing a substrate inside a process chamber includes a chamber within which a plasma is both ignited and sustained for processing. The chamber is defined at least in part by a wall and further includes a plasma confine...

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1. Verfasser: A.D. BAILEY
Format: Patent
Sprache:eng
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Zusammenfassung:A plasma confinement arrangement for controlling the volume of a plasma while processing a substrate inside a process chamber includes a chamber within which a plasma is both ignited and sustained for processing. The chamber is defined at least in part by a wall and further includes a plasma confinement arrangement. The plasma confinement arrangement includes a magnetic array disposed inside of the chamber. The magnetic array has a plurality of magnetic elements that are disposed around a plasma region within the process chamber.