Piezoelectricity in excess of 30 pC N<sup>−1</sup> with a high Curie temperature of 950 °C in strongly textured CaBi<sub>2</sub>Nb<sub>2</sub>O<sub>9</sub> ceramics
Xiaogang Luo, Mengsi Wang, Xi Yuan, Yan Zhang, Xuefan Zhou, Hang Luo, Dou Zhang
Abstract
The Na/Sm co-doped CaBi 2 Nb 2 O 9 textured ceramics with a high texture degree of 95–98% were successfully prepared by improved grain growth method, achieving the highest piezoelectric coefficient ( d 33 > 30 pC N −1 ) in the CaBi 2 Nb 2 O 9 systems.
Topics & Concepts
Curie temperatureCurieMaterials sciencePiezoelectricityCondensed matter physicsCrystallographyAnalytical Chemistry (journal)Nuclear magnetic resonanceChemistryPhysicsFerromagnetismComposite materialChromatographyFerroelectric and Piezoelectric MaterialsAcoustic Wave Resonator TechnologiesMicrowave Dielectric Ceramics Synthesis