Fig. 1. Model of L-MILO with outgassing layer (green)

Fig. 2. Model of L-MILO filled with gas（blue）

Fig. 3. Output power vs time for different gas density

Fig. 4. Distribution of positive ions (red) and electrons (blue)

Fig. 5. Number of electrons and positive ions produced by N₂ ionization vs time

Fig. 6. Charge neutralization factor f_e and unitary power vs time

Fig. 7. The classical waveform of input voltage, current in the L-MILO and the waveform of number of macro-particles both of electrons and N₂ molecules, N₃ molecules when relative outgassing rate is 10

Fig. 8. Distribution of positive ions and secondary electrons produced by N₂ ionization when relative outgassing rate is 10

Fig. 9. Distribution of electrons produced by cathode

Fig. 10. Waveforms when relative outgassing rate is 10 with negative voltage

Fig. 11. [in Chinese]

Fig. 11. Waveforms when relative outgassing rate is 10 without negative voltage

Fig. 12. Repeat frequency MILO charge neutralization factor f_e and unitary power vs time