A photoluminescent chiral lead-free hybrid ferroelastic semiconductor with switchable second-harmonic generation
Qin Liu, Hang Peng, Jun‐Chao Qi, Yan‐Zi Lu, Shujing Yang, Wei‐Qiang Liao
Abstract
with a bandgap of 3.14 eV. It shows a ferroelastic phase transition at 341 K accompanied by a switchable second-harmonic generation response and presents clear ferroelastic domains, which are rarely found in lead-free COIHSs.
Topics & Concepts
PhotoluminescenceSecond-harmonic generationSemiconductorMaterials scienceOptoelectronicsChemistryNanotechnologyOpticsPhysicsLaserPerovskite Materials and ApplicationsCrystal Structures and PropertiesSolid-state spectroscopy and crystallography