About NAKAMURA K
About Tohoku Univ., Sendai, JPN
About TOKIWA T
About Tohoku Univ., Sendai, JPN
About KAWAMURA Y
About Tohoku Univ., Sendai, JPN
About Journal of Applied Physics
About piezoelectric material
About electrostriction
About Piezoelectricity,pyroelectricity,electret
About 結晶
About 分域構造
About 圧電特性