Broadband yellow and white emission from large octahedral tilting in (110)-oriented layered perovskites: imidazolium-methylhydrazinium lead halides
Dawid Drozdowski, Katarzyna Fedoruk, Adam Kabański, Mirosław Mączka, Adam Sieradzki, Anna Gągor
Abstract
New (110)-oriented 2D HOIPs exhibit record octahedral tilting implying broadband white and yellow photoluminescence, and an order–disorder symmetry-breaking phase transition at high temperatures.
Topics & Concepts
OctahedronPhotoluminescenceMaterials scienceHalideBroadbandOctahedral symmetryPhase transitionSymmetry (geometry)Perovskite (structure)Condensed matter physicsCrystallographyCrystal structureInorganic chemistryOptoelectronicsOpticsChemistryPhysicsOrganic chemistryIonMathematicsGeometryPerovskite Materials and ApplicationsOrganic and Molecular Conductors ResearchConducting polymers and applications