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Dielectric permittivity and dielectric loss (a), elastic compliance constants (b) vs. temperature. Composition dependence of Curie temperature is shown in the insert (a).
The intensity ratio of the 750 cm−1 peak to 510 cm−1 peak for poled samples of x = 2 (a) and x = 1 (b). Raman spectra at various temperatures are shown in the insert.
Temperature dependence of d 31 constant for PMN-BT-PT ceramics. Composition dependence of d 33 constant at room temperature is also shown in the insert.
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