<i>In situ</i> TEM analysis of reversible non-180° domain switching in (K,Na)NbO<sub>3</sub> single crystals
Qinwen Guo, Chengpeng Hu, Guangmao Li, Ying Meng, Luyao Wang, Haoyu Zhuang, Xi Shen, Yuan Yao, Hao Tian, Zhongxiang Zhou, Richeng Yu
Abstract
The built-in flexoelectric effect serves as a restoring force for reversible non-180° ferroelectric domain switching in the compositionally graded (K,Na)NbO 3 single crystal, and thus enhances the piezoelectric properties.
Topics & Concepts
Natural bond orbitalFerroelectricityMaterials sciencePiezoelectricitySingle crystalDomain (mathematical analysis)CrystallographyIn situCondensed matter physicsOptoelectronicsChemistryComposite materialPhysicsComputational chemistryMathematicsDensity functional theoryMathematical analysisOrganic chemistryDielectricFerroelectric and Piezoelectric MaterialsMultiferroics and related materialsAcoustic Wave Resonator Technologies