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Temperature dependence of dielectric constant (a) and conductivity (b) of CCTO sintered at for under different frequencies.
Vogel-Fulcher fit of the frequency dependence of the dynamic freezing transition temperatures for CCTO ceramics.
Current density as a function of the applied electric field. The inset shows a hysteresis loop. Both measurements were conducted at room temperature.
Frequency dependence of the imaginary part of dielectric permittivity, . The inset shows the corresponding real part of the dielectric permittivity.
Curve fitting results for CCTO.
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