Intrinsic room-temperature piezoelectric quantum anomalous hall insulator in Janus monolayer Fe<sub>2</sub>IX (X = Cl and Br)
San‐Dong Guo, Wen-Qi Mu, Xiang-Bo Xiao, Bang‐Gui Liu
Abstract
A two-dimensional (2D) material with piezoelectricity, topological and ferromagnetic (FM) properties, namely a 2D piezoelectric quantum anomalous hall insulator (PQAHI), may open new opportunities to realize novel physics and applications.
Topics & Concepts
JanusPiezoelectricityMonolayerCondensed matter physicsInsulator (electricity)Topological insulatorQuantumQuantum Hall effectQuantum anomalous Hall effectFerromagnetismMaterials sciencePhysicsNanotechnologyQuantum mechanicsOptoelectronicsMagnetic fieldComposite material2D Materials and ApplicationsGraphene research and applicationsMultiferroics and related materials