Electric-field-induced strain in lead lanthanum zirconate titanate ceramics

被引:7
作者
Akiyama, Y
Hayashi, T
机构
[1] Ricoh Co Ltd, Res & Dev Grp, Tuzuki Ku, Yokohama, Kanagawa 2240035, Japan
[2] Shonan Inst Technol, Dept Mat Sci & Ceram Technol, Fujisawa, Kanagawa 2510046, Japan
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1998年 / 37卷 / 9B期
关键词
PLZT ceramics; strain; piezoelectric effect; electrostriction; phase transition;
D O I
10.1143/JJAP.37.5297
中图分类号
O59 [应用物理学];
学科分类号
摘要
The strains induced by a large electric field were measured for the (Pb La) (Zr Ti)O-3 solid solution system. Three types of strains which were involved with an inverse piezoelectric effect: an electrostriction and a forced phase transition, were measured. A strain of 0.24%, large enough for high performance actuators, was observed under 40 kV/cm for the 8.4/70/30 composition near the rhombohedral-cubic phase boundary.
引用
收藏
页码:5297 / 5300
页数:4
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