Polymer surface ligand and silica coating induced highly stable perovskite nanocrystals with enhanced aqueous fluorescence for efficient Hg<sup>2+</sup> and glutathione detection
Yun Shu, Linyan Sun, Yan Wang, Dangqin Jin, Qin Xu, Xiaoya Hu
Abstract
Highly stable and enhanced aqueous fluorescent CsPbBr 3 -mPEG@SiO 2 NCs were synthesized through the synergistic effects of polymer surface ligand and silica encapsulation, and used as a novel “on–off–on” fluorescent probe for detection of Hg 2+ and GSH.
Topics & Concepts
FluorescenceAqueous solutionDetection limitFourier transform infrared spectroscopyMaterials scienceChemistryPhotochemistryChemical engineeringOrganic chemistryChromatographyQuantum mechanicsPhysicsEngineeringPerovskite Materials and ApplicationsSulfur Compounds in BiologyAdvanced Photocatalysis Techniques