The x-ray diffraction patterns of Nd-doped BIT-SBTi. (a) Overall shape. (b) Close-up with from 22 to 42 deg. (c) Refined lattice constants variation with Nd content.
SEM images of Nd-doped BIT-SBTi ceramics: (a) , (b) , and (c) .
Raman spectra of Nd-doped BIT-SBTi with the wave number ranging from 8 to .
Dependence of the Raman frequencies for Nd-doped BIT-SBTi on different Nd content.
(a) Polarization-electrical hysteresis loops of Nd-doped BIT-SBTi with , 0.50, and 1.50. (b) Dependence of and of Nd-doped BIT-SBTi on the Nd content. (c) Dependence of piezoelectric coefficient of Nd-doped BIT-SBTi on Nd content.
Complex impedance curves for the Nd-doped BIT-SBTi at different temperatures: (a) , (b) , (c) , and (d) .
Arrhenius plots of conductivity of Nd-doped BIT-SBTi: (a) , (b) , (c) , and (d) .
Temperature dependence of dielectric permittivity and dielectric loss for Nd-doped BIT-SBTi on Nd content.
Dependence of for Nd- and La-doped BIT-SBTi on doping content.
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