PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a piezoelectric material which has a high Curie temperature, a good mechanical quality factor, and a good Young's modulus and does not contain lead, and to provide a piezoelectric element and a laminated piezoelectric element using the piezoelectric material.SOLUTION: The piezoelectric material of the present invention contains 0.04 to 2.00 mol% inclusive of Cu based on 1 mol of a perovskite type metal oxide represented by formula: (KBiBa)Na(NbTi)O(wherein 0