Ceramic material based on Bi0.5Na0.5Ti03 perovskite ceramics, piezoelectric actuator including the ceramic material, and method for producing the ceramic material

摘要

A ceramic material having the general formula (BiXNayM1zLuM2VVw) (Ti1-sZs)03, where: M1 comprises at least one element of main group 1, M2 comprises at least one element of main group 2, L comprises at least one element of the lanthanides, V is a vacancy and Z is selected from among Zr, Hf and combinations thereof, is provided. Furthermore, a piezoelectric actuator comprising the ceramic material and a process for producing the ceramic material are provided.