fig1
From: Microstructure and piezoelectric properties of AC poled relaxor-PbTiO3 perovskite single crystals

Figure 1. (A) Echo ultrasound imaging equipment; (B) medical array probe; (C) PMN-PT Single crystal ingot (D80 × L320 mm, 13 kg, courtesy of JFE Mineral Co. Japan); and (D) medical single crystal transducers. PMN: Pb(Mg1/3Nb2/3)O3; PT: PbTiO3.