RUDI ion source overview: (1) filament heater, (2) cathode insert, (3) washers of arc discharge channel, (4) anode, (5) plasma box (expander), (6)accelerating grid system, and (7) neutralizer tube.
Previous and new grid aperture configurations.
Ion-optical system electrodes. Beam is directed from the left to the right.
Divergence scans of full energy component across and along the slits for 45 kV beam.
Divergence scans of beam components in the direction across the slits for 45 kV beam.
O-ring-sealed arc channel. Filament heater is not shown. Plasma expander is on the right side. (1) cathode insert, (2) anode, (3) washer, (4) ceramic spacer, and (5) o-ring.
TEXTOR plasma density traces.
Ion temperature profiles for shot 115845.
Poloidal rotation profiles for the shot 115845.
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