Table C-4: Emission versus backflow current magnitudes for several electric propulsion thrusters
Emission |
Hall thruster |
Ion thruster |
FEEP thruster |
1 A |
0,1 A |
10-4 A |
|
Backflow current |
0,01 |
0,001 A |
10-12 A |
Ratio |
1% |
< 1% |
< 10-7 % |