Thermally enhanced piezoelectricity<i>via</i>the superstructure in Ca<sub>2</sub>Nb<sub>2</sub>O<sub>7</sub>single-crystals with ultra-high Curie temperature
Xiaohan Wang, Qiang Zhou, Fangfei Li, Chen Wu, Meiqi Gong, Songying He, Xinyang Li, Enwei Sun, Wenwei Ge, Peng Li, Liang Li, Tian Cui
Abstract
Based on the microstructure and molecular vibrations, the mechanism of thermally enhanced piezoelectricity is clarified for Ca 2 Nb 2 O 7 with ultra-high T c .
Topics & Concepts
Curie temperatureSuperstructureMicrostructurePiezoelectricityMaterials scienceCrystallographyCurieCondensed matter physicsAnalytical Chemistry (journal)ChemistryThermodynamicsFerromagnetismComposite materialPhysicsChromatographyFerroelectric and Piezoelectric MaterialsAcoustic Wave Resonator TechnologiesMicrowave Dielectric Ceramics Synthesis