1. Plasma Sources and Applications Centre/Space Propulsion Centre Singapore, NIE, Nanyang Technological University, Singapore 637616
2. School of Chemistry, Physics, and Mechanical Engineering, Queensland University of Technology, Brisbane, Australia
3. Plasma Propulsion Lab, Institute of Advanced Power, Harbin Institute of Technology, Harbin 150001, China
4. Princeton Plasma Physics Laboratory, Princeton University, Princeton, New Jersey 08543, USA
5. Institut de Combustion, Aérothermique, Réactivité et Environnement (ICARE), CNRS—University of Orléans, 1C avenue de la Recherche Scientifique, 45071 Orléans, France
6. Institute of Experimental Physics I, Justus Liebig University, Heinrich-Buff-Ring 16, DE-35392 Giessen, Germany
7. Division of Advanced Mechanical Systems Engineering, Institute of Engineering, Tokyo University of Agriculture and Technology, 2-24-16, Naka-cho, Koganei, Tokyo 184-8588, Japan
8. Institut für Plasmatechnik und Mathematik, EIT, Universität der Bundeswehr München Werner-Heisenberg-Weg, D-85577 Neubiberg, Germany
9. LAPLACE (Laboratoire Plasma et Conversion d'Energie), Université de Toulouse, CNRS, UPS, INPT Toulouse 118, route de Narbonne, F-31062 Toulouse cedex 9, France
10. Astronautics Research Group, Faculty of Engineering and the Environment, University of Southampton, Southampton SO17 1BJ, United Kingdom
11. Space Propulsion Systems Department, Rafael – Advanced Defense Systems Ltd., Haifa 3102102, Israel
12. Consiglio Nazionale delle Ricerche (CNR-Nanotec), Bari 70126, Italy
13. Space Plasma and Plasma Propulsion Laboratory (SP3), Research School of Physics and Engineering, The Australian National University, Canberra, Australian Capital Territory 2601, Australia
14. Department of Advanced Energy, The University of Tokyo, Kashiwa, Chiba 277-8561, Japan
15. Beijing Institute of Control Engineering, China Aerospace Science and Technology Corporation, Beijing 100090, China
16. Aerospace Engineering Department, Fachhochschule Wiener Neustadt, Wiener Neustadt, Austria
17. Mechanical and Aerospace Engineering, The George Washington University, Washington DC 20052, USA