Development of ultra-fast charge exchange recombination spectroscopy for temperature and flow velocity fluctuation measurements in Heliotron

for temperature and flow velocity fluctuation measurements in Heliotron J S. Kobayashi, X. X. Lu, K. Ida, T. Kobayashi, M. Yoshinuma, S. Kado, S. Ohshima, K. Nagasaki, H. Okada, T. Minami, S. Yamamoto, D. L. Yu, Y. Nakamura, A. Ishizawa, S. Nishimura, K. Nishioka, S. Konoshima, T. Mizuuchi 1 Institute of Advanced Energy, Kyoto Univ., Uji, Kyoto 611-0011, JAPAN 2 Graduate School of Energy Science, Kyoto Univ., Uji, Kyoto 611-0011, JAPAN 3 National Institute for Fusion Science, Toki, Gifu 509-5292, JAPAN 4 Southwestern Institute of Physics, Chengdu, Sichuan, 610041, CHINA 5 Graduate School of Science, Nagoya Univ., Chikusa, Nagoya 464-8602, JAPAN