Dielectric permittivity over temperature for 0%–5% Mn substituted , in frequency range from 100 Hz to 1 MHz.
Example of deviation from the Curie–Weiss law for 2% Mn substituted at 100 kHz.
Influence of Mn substitution in on (a) dielectric constant temperature peak , and the frequency dispersion of and (b) the diffuseness or broadening of the permittivity peak and the -value of diffuseness.
(a) Temperature dependence of at various frequencies, (b) compared with , (c) the frequency dependence of real and imaginary part of the dielectric permittivity, and (d) the corresponding Cole–Cole plots for with .
Different dielectric relaxation in Mn substituted (a) shows the appearance of a shoulder at the high temperature side for the 5% Mn at 1–100 KHz and (b) the broadening of the loss deconvoluted to three distinct peaks from Ref. 8 .
Dielectric response parameters of ceramics .
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