CERAMIC MATERIAL BASED ON THE PEROVSKITE CERAMIC BIO, 5NA0, 5TI03, PIEZOELECTRIC ACTUATOR CONTAINING THE CERAMIC MATERIAL AND PROCESS FOR PRODUCING THE CERAMIC MATERIAL

摘要

A ceramic material having the general formula (BiXNayM<1>zLuM<2>Vw)(Ti1-sZs)03, where: M<1> comprises at least one element of main group 1, M<2> 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.