Piezoelectric ceramic material with high piezoelectric constant and preparation method thereof: Fid-Bau Portal

Piezoelectric ceramic material with high piezoelectric constant and preparation method thereof

FANG HAOJIE / HE YIWEN / ZHANG XIAOYUN / ZHANG DOU / YUAN XI

The invention relates to the field of electronic ceramic materials, in particular to a piezoelectric ceramic material with a high piezoelectric constant and a preparation method of the piezoelectric ceramic material, the piezoelectric ceramic material is represented by the following chemical formula: PbxSr1-x (SbyNb1-y) a(Ti0.6SnzZr0.4-z) bHf1-a-bO3-cLnAlO3, x, y, z, a and b represent atomic percentages, and c represents the mass percentage of LnAlO3 in the PbxSr1-x (SbyNb1-y)a (Ti0. 6SnzZr0.4-z)bHf1-a-bO3, wherein x ranges from 0.80 to 0.86, y ranges from 0.5 to 0.6, z ranges from 0.3 to 0.35, a ranges from 0.18 to 0.25, b ranges from 0.65 to 0.73, and c ranges from 0.02 to 0.04; Ln is a lanthanide element, and the prepared piezoelectric ceramic material has good piezoelectric and dielectric properties, and has wide application prospects in piezoelectric actuators, piezoelectric sensors and the like.

本发明涉及电子陶瓷材料领域，具体为一种高压电常数的压电陶瓷材料及其制备方法，由以下化学式表示：PbxSr1‑x(SbyNb1‑y)a(Ti0.6SnzZr0.4‑z)bHf1‑a‑bO3‑cLnAlO3其中，x、y、z、a、b表示原子百分比，c代表LnAlO3占PbxSr1‑x(SbyNb1‑y)a(Ti0.6SnzZr0.4‑z)bHf1‑a‑bO3的质量百分比；其中，x为0.80‑0.86，y为0.5‑0.6，z为0.3‑0.35，a为0.18‑0.25，b为0.65‑0.73，c为0.02‑0.04；Ln为镧系元素，本发明所制备的压电陶瓷材料具有良好的压电、介电性能，在压电致动器、压电传感器等上有广阔的应用前景。

Zugriff

Download

Seitennavigation

Dokumentinformationen

Ähnliche Titel

Exportieren, teilen und zitieren