压电材料中缺陷偶极子特性的研究进展

杜刚, 梁瑞虹, 李涛, 卢晓蓉, 王根水, 董显林

Recent Progress on Defect Dipoles Characteristics in Piezoelectric Materials

DU Gang, LIANG Rui-Hong, LI Tao, LU Xiao-Rong, WANG Gen-Shui, DONG Xian-Lin

图2 aBaTi 0.98 Ca 0.02 O 2.98 陶瓷压电常数 d 33 的老化曲线 [ 30 ] , bBaTi 1- x Fe x O 3 陶瓷介电常数及损耗的老化曲线 [ 29 ]
Fig. 2 a Aging of the piezoelectric coefficient for BaTi 0.98 Ca 0.02 O 2.98 ceramic after poling [ 30 ] ; b Aging of the dielectric constant and the dielectric loss for BaTi 1- x Fe x O 3 ceramics [ 29 ]