1. Plasma Sources and Application Centre/Space Propulsion Centre Singapore, NIE, Nanyang Technological University, Singapore
2. Science and Engineering Faculty, Queensland University of Technology, Brisbane, Australia
3. Center for Space Propulsion and Gravitational Universe, Institute for Advanced Study, the University of Chinese Academy of Sciences, Hang Zhou, China
4. Department for Surface Engineering and Optoelectronics, Jožef Stefan Institute, Ljubljana, EU, Slovenia
5. Faculty of Aircraft Engines, National Aerospace University, Kharkiv, Ukraine
6. Research School of Electrical, Energy and Materials Engineering, The Australian National University, Brisbane, Australia