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Ambipolar Confinement in 3D "Magnetic Wall"

A. Skovoroda, A. Spitsyn

Fusion Science and Technology / Volume 47 / Number 1T / January 2005 / Pages 235-237

Technical Paper / Open Magnetic Systems for Plasma Confinement / dx.doi.org/10.13182/FST05-A648

Two types of plasma confinement modes (`hollow' and ambipolar `volume') were observed at PNX-U: model of plasma neutralizer for ITER NB injector. It is necessary to keep up the `volume' plasma confinement mode during a shot for optimal plasma neutralizer regime. Different ways for 'volume' mode conservation are described here.