Preparation and High Temperature Stability of CaxSr1-xBi2Nb2O9 Lead-free Piezoelectric Ceramics
YAO Zhong-Ran, CHU Rui-Qing, XU Zhi-Jun, HAO Ji-Gong, LI Guo-Rong
Journal of Inorganic Materials . 2015, (9): 989 -994 .  DOI: 10.15541/jim20150068