[1] Tohoku Univ, New Ind Creat Hatchery Ctr, Sendai, Miyagi 9808579, Japan
[2] C&A Corp, T Biz, Aoba Ku, 6-6-10 Aoba, Sendai, Miyagi 808579, Japan
[3] Osaka Univ, Res Ctr Nucl Phys, 10-1 Mihogaoka, Ibaraki, Osaka 5670047, Japan
[4] Univ Tsukuba, Fac Pure & Appl Sci, Ctr Integrated Res Fundamental Sci & Engn, Tsukuba, Ibaraki 3058571, Japan
[5] Tohoku Univ, Inst Mat Res, Sendai, Miyagi 9808577, Japan
[6] Union Mat Inc, 1640 Aza, Oshido, Tone, Japan