[p-1] b) Electric and Advanced Propulsion

[2023-b-77] Measurement of Thruster Plume Potential Distribution for 10 cm-class Microwave Discharge Ion Thruster in Laboratory Experiments

*Keisuke Nakata¹, Ayumu Nono², Mizuki Nagai¹, Yuuki Mizutani¹, Noboru kamada¹, Ayumu Inoda¹, Musashi Ohori¹, Yasuhiro Nakajima¹, Takumi Iwagashira¹, Takuya Koiso², Soichiro Tsuji², Shogo Uozumi², Mamoru Kato¹, Kazuma Ueno¹, Yoshinori Nakayama³, Kazutaka NIshiyama⁴, Takanobu Muranaka¹ (1. Chukyo University, Department of Electrical and Electlonic Engineering, 2. The University of Tokyo, Department of Aeronautics and Astronautics, 3. National Defence Academy of Japan, Department of AeroSpace Engineering, 4. Japan Aerospace Exploration Agency, Institute of Space and Astronautical Science)

Keywords:Backflow ions, Ion energy distribution, Ion thruster, Surface erosion, Thruster plume potential