Switchable coordination bonds in 3D cyano-bridged perovskite ferroelastics: achieving the largest leap of symmetry breaking and enhanced dielectric switching performance
Sheng-Qian Hu, Mengzhen Li, Zhaohong Chen, Jun-Si Zhou, Luan-Ying Ji, Yong Ai, Xiao‐Gang Chen
Abstract
Serial 3D cyano-bridged perovskite ferroelastics are designed by H/F substitution. Notably, the C–F–M coordination bond of them achieves enhancing T c , resulting in the largest leap of symmetry breaking, and enhancing switchable dielectric response.
Topics & Concepts
Perovskite (structure)DielectricCrystallographySymmetry (geometry)Materials scienceSubstitution (logic)Symmetry breakingChemistryOptoelectronicsPhysicsComputer scienceMathematicsQuantum mechanicsProgramming languageGeometryPerovskite Materials and ApplicationsFerroelectric and Piezoelectric MaterialsMicrowave Dielectric Ceramics Synthesis