Expanding the horizons of the thermodynamic landscape and optoelectronic properties of soft 2D hybrid perovskites MHy<sub>2</sub>PbX<sub>4</sub>
Szymon Sobczak, Andrzej Nowok, Jan K. Zaręba, Kinga Roszak, Aleksandra Półrolniczak, Anna Z. Szeremeta, Błażej Dziuk, Filip Dybała, Sebastian Pawlus, R. Kudrawiec, Adam Sieradzki, Mirosław Mączka, Andrzej Katrusiak
Abstract
Comprehensive investigations revealed a pressure–temperature phase diagram for 2D hybrid perovskite MHy 2 PbI 4 , demonstrating its high structural elasticity and ability to generate polar phases mimicking its ferroelectric analogue MHy 2 PbBr 4 .
Topics & Concepts
Phase diagramPerovskite (structure)FerroelectricityElasticity (physics)PolarMaterials sciencePhase (matter)Condensed matter physicsOptoelectronicsChemical physicsMineralogyCrystallographyChemistryPhysicsComposite materialDielectricOrganic chemistryAstronomyPerovskite Materials and ApplicationsThermal Expansion and Ionic ConductivitySolid-state spectroscopy and crystallography