Recent Study Progresses of (K,Na)NbO3-based and BaTiO3-based Lead-free Piezoelectric Ceramics

• 作 者: J.L.Zhang X.J.Zong Y.Gao C.L.Wang
• 机 构: School of physics, Shandong University, Jinan 250100, P. R. China;State Key Laboratory of Crystal Ma
• 出 处: 2010年无铅高性能压电材料国际研讨会(IWLFFM-2010)
• 发表日期: 2010年9期
• 关键词: (K Na)NbO3-based ceramics BaTiO3-based ceramics piezoelectric temperature stabil

The following achievements have been reached in our study of (K,Na)NbO3-based ceramics.It is revealed recently in many (K,Na)NbO3-based ceramics that the orthorhombic phase possesses a much better piezoelectric temperature stability than the tetragonal phase.