[Yang, H.; Li, E.; Yasuhara, R.; Uehara, H.] Grad Univ Adv Studies, SOKENDAI, 322-6 Oroshi Cho, Toki, Gifu, Japan.
[Chen, H.] Univ South China, Sch Mech Engn, Hengyang 421001, Peoples R China.
[Chen, H.] Univ South China, Sch Elect Engn, Hunan Prov Key Lab Ultrafast Micro Nano Technol &, Hengyang 421001, Peoples R China.
[Yasuhara, R.; Uehara, H.] Natl Inst Fus Sci, 322-6 Oroshi Cho, Toki, Gifu, Japan.