*Sotaro Sakuraba¹, Sayoko Ogura², Masaki Kakiage³, Hiroki Uehara⁴, Takeshi Yamanobe⁵ (1. Grad. Sch. of Sci. and Tech. , Gunma Univ., 2. Grad. Sch. of Sci. and Tech. , Gunma Univ., 3. Grad. Sch. of Sci. and Tech. , Gunma Univ., 4. Grad. Sch. of Sci. and Tech. , Gunma Univ., 5. Grad. Sch. of Sci. and Tech. , Gunma Univ.)

*Atsuya Kimura¹, Atsushi Yagi¹, Ayaka Takazawa¹, Masaki Kakiage¹, Hiroki Uehara¹, Takeshi Yamanobe¹ (1. Gunma Univ.)

*Takehito Yokoyama¹, Wataru Takarada¹, Masatoshi shioya¹ (1. Tokyo Institute of Technology)

*akihiro kishi¹, Akira Ishigami^1,2, Yutaka Kobayashi², Hiroshi Ito^1,2 (1. Yamagata Univ., 2. GMAP)

*Kazuma Igarashi¹, Yuka Yokochi¹, Ayaka Takazawa¹, Masaki Kakiage¹, Hiroki Uehara¹, Takeshi Yamanobe¹ (1. gunma Univ. )

*M. A. Barique¹, Takarada Wataru¹, Kikutani Takeshi¹ (1. Dept. of Materials Science and Engineering, School of Materials and Chemical Technology , Tokyo Institute of Technology)