The results indicate that high frequency dielectric relaxation of the ferroelectric ceramics is caused by piezoelectric resonance of domains.
实验研究表明，铁电陶瓷的高频介电弛豫主要是由材料内部的畴壁共振引起的。
The effect of grain size on high frequency dielectric properties of PbTiO_3 based ceramics prepared by sol-gel process was studied.
首次报道了溶胶-凝胶法制备钛酸铅基铁电陶瓷的晶粒尺寸对其高频介电性能的影响。
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