About ARAI M
About Sophia Univ., Tokyo, JPN
About SUGAWARA Y
About Sophia Univ., Tokyo, JPN
About UCHINO K
About Sophia Univ., Tokyo, JPN
About Proceedings. IEEE Ultrasonics Symposium
About ferroelectrics
About PLZT
About Ferroelectrics,antiferroelectrics and ferroelasticity
About Insulating materials
About 強誘電体
About AE計測