[b-18] Plume Interaction

[2023-b-67] Experimental Evaluation of Ion Energy Distribution Functions for Backflow Ions in 10 cm-class Microwave Discharge Ion Thruster Operation

*Takanobu Muranaka¹, Mamoru Kato¹, Ayumu Nono², Musashi Ohori¹, Keisuke Nakata¹, Mizuki Nagai¹, Noboru Kamada¹, Ayumu Inoda¹, Yuuki Mizutani¹, Yasuhiro Nakajima¹, Takumi Iwagashira¹, Takuya Koiso², Soichiro Tsuji², Shogo Uozumi², Kazuma Ueno¹, Yoshinori Nakayama³, Kazutaka Nishiyama⁴ (1. Chukyo University, Department of Electrical and Electronic Engineering, 2. The University of Tokyo, Department of Aeronautics and Astronautics, 3. National Defense Academy of Japan, Department of Aerospace Engineering, 4. Japan Aerospace Exploration Agency, Institute of Space and Astronautical Science)

Keywords:Ion thruster, Backflow ions, Ion energy distribution function, Surface erosion