Water-induced reversible phase transformation between cesium lead halide perovskite nanocrystals enables fluorescent anti-counterfeiting
Haiyan Zhao, Tianyu Lin, Shuchen Shi, Wenhao Bai, Tongtong Xuan, Tianliang Zhou, Rong‐Jun Xie
Abstract
A novel information encryption and decryption technology was demonstrated based on chemical conversion between perovskite nanocrystal films.
Topics & Concepts
NanocrystalMaterials sciencePerovskite (structure)HalideCaesiumPhase (matter)FluorescenceNanotechnologyChemical engineeringInorganic chemistryChemistryOrganic chemistryOpticsPhysicsEngineeringPerovskite Materials and ApplicationsNanocluster Synthesis and ApplicationsQuantum Dots Synthesis And Properties