A slush-like polar structure for high energy storage performance in a Sr<sub>0.7</sub>Bi<sub>0.2</sub>TiO<sub>3</sub> lead-free relaxor ferroelectric thin film
Jin Luo, Hao Zhu, Tianyang Zheng, Hao Qian, Yunfei Liu, Yinong Lyu
Abstract
A slush-like polar structure with 2–4 nm multi-domains and low-angle domain walls, as the origin of the high energy storage performance in Sr 0.7 Bi 0.2 TiO 3 thin films, is directly visualized and quantitively described.
Topics & Concepts
SlushFerroelectricityMaterials scienceThin filmPolarDomain (mathematical analysis)MineralogyNanotechnologyOptoelectronicsPhysicsChemistryComposite materialDielectricMathematicsAstronomyMathematical analysisFerroelectric and Piezoelectric MaterialsMultiferroics and related materialsMicrowave Dielectric Ceramics Synthesis