About PARK S-E
About Pennsylvania State Univ., PA
About SHROUT T R
About Pennsylvania State Univ., PA
About Proceedings. IEEE Ultrasonics Symposium
About piezoelectric material
About ニオブ亜塩酸鉛
About Piezoelectricity,pyroelectricity,electret
About リラクサ
About 圧電
About 単結晶
About 超音波トランスデューサ