Non-inductive plasma current start-up by EC and RF power in the TST-2 spherical tokamak

A. Ejiri, Y. Takase, T. Oosako, T. Yamaguchi, Y. Adachi, O. Watanabe, Y. Nagashima, B. I. An, H. Kobayashi, H. Kurashina, H. Hayashi, H. Matsuzawa, K. Yamada, H. Tojo, T. Masuda, M. Sasaki, R. Kumazawa, H. Kasahara, F. Shimpo