[1] Tohoku Univ, Inst Multidisciplinary Res Adv Mat, Sendai, Miyagi 9808577, Japan
[2] Shinshu Univ, Fac Sci, Matsumoto, Nagano 3908621, Japan
[3] Tohoku Gakuin Univ, Fac Engn, Tagajo, Miyagi 9858537, Japan
[4] Tohoku Univ, Grad Sch Engn, Dept Mat Sci, Sendai, Miyagi 9808579, Japan