1. Institute of Advanced Energy, Kyoto University, Kyoto 611-0011, Japan
2. Graduate School of Energy Science, Kyoto University, Kyoto 611-0011 , Japan
3. Kyoto University Pioneering Research Unit for Next Generation, Kyoto 611-0011, Japan
4. Graduate School of Engineering, Kyoto University, Kyoto 606-8501, Japan
5. National Institute for Fusion Science, Gifu 509-5292, Japan
6. Graduate School of Engineering, Hiroshima University, Hiroshima 739-8527, Japan
7. Graduate School of Engineering, Osaka University, Osaka 565-0871, Japan
8. Plasma Research Center, University of Tsukuba, Ibaraki 305-8577, Japan
9. Center for Fusion Science, Southwestern Institute of Physics, Sichuan 610041, China
10. Laboratorio Nacional de Fusion, EURATOM-CIEMAT, 28040 Madrid, Spain
11. Australian National University, Canberra, Australia
12. Institute of Plasma Physics, NSC KIP, 61108 Kharkov, Ukraine