High-temperature strong-field high-dielectric low-loss energy storage ceramic and preparation method thereof

The invention discloses a high-temperature strong-field high-dielectric low-loss energy storage ceramic and a preparation method thereof, the component expression of the energy storage ceramic is as follows: (1-y-z) [(1-x) BaTiO3-xBiMeO3] + yM + zQ, where Me represents a single trivalent metal cation or a combination of a plurality of average trivalent metal cations; m represents a linear dielectric; q represents an antiferroelectric; x represents the mole fraction of BiMeO3; y represents the molar fraction of the linear dielectric M; and z represents the mole fraction of the antiferroelectric Q. 本发明公开了一种高温强场高介低损的储能陶瓷及其制备方法，所述储能陶瓷的成分表达式如下：(1-y-z)[(1-x)BaTiO3-xBiMeO3]+yM+zQ，其中，Me表示单一的三价金属阳离子或者平均三价的多种金属阳离子组合；M表示线性电介质；Q表示反铁电体；x表示BiMeO3的摩尔分数；y表示线性电介质M的摩尔分数；z表示反铁电体Q的摩尔分数。