*Keisuke Nagaya1, Takashi Hirayama1, Takeshi Tawara2,3, Koichi Murata4, Hidekazu Tsuchida4, Akira Miyasaka5, Kazutoshi Kojima3, Tomohisa Kato3, Hajime Okumura3, Masashi Kato1
(1. Nagoya Inst.(Japan), 2. Fuji Electric Co., Ltd.(Japan), 3. AIST(Japan), 4. CRIEPI(Japan), 5. Showa Denko(Japan))