Yulin Yang, Zhiwei Dong, Huifang Sun, Wenyuan Yang, Fang Zhang. Physical modeling and particle simulation technology of multi-pulse MILO cathode outgassing ionization[J]. High Power Laser and Particle Beams, 2021, 33(9): 093004
- High Power Laser and Particle Beams
- Vol. 33, Issue 9, 093004 (2021)
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
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Table 1. Different remaining gas density vs pulse shorten time
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