Patent ID: 9082975
Filing Date: 2015-07-14
Classification: C04B,H01L,H02N

Abstract:
1. A piezoelectric material, comprising a perovskite-type metal oxide represented by the following general formula (1): where: A represents a Bi element, or one or more kinds of elements selected from the group consisting of trivalent metal elements and containing at least a Bi element; M represents at least one kind of an element selected from the group consisting of Fe, Al, Sc, Mn, Y, Ga, and Yb; and 0.9≦x≦1.25, 0.4≦j≦0.6, 0.4≦k≦0.6, 0.27≦l≦0.49, 0.19≦m≦0.46, 0.27≦n≦0.36, and l+m+n=1 are satisfied.