SPT as focusing plasma system
with surface dominant discharge

A. I. Morozov
Kurchatov Institute Russian Research Center, Moscow, Russia

V. M. Balebanov
Institute of Cosmic Research, RAS, Moscow, Russia

A. I. Bugrova, A. S. Lipatov, V. K. Khartchevnikov
Moscow Institute of Radio Engineering, Electronics and Automation (Technical University), Moscow, Russia

The principles of a second generation Hall-current plasma accelerator (ATON-thruster) is described. Influence of back moving of particles from vacuum chamber to thruster one has been discussed.

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