Red-fluorescent graphene quantum dots from guava leaf as a turn-off probe for sensing aqueous Hg(<scp>ii</scp>)
Rahul V. Khose, Goutam Chakraborty, Mahesh P. Bondarde, Pravin H. Wadekar, Alok K. Ray, Surajit Some
Abstract
In this work, we have prepared red-fluorescent graphene quantum dots and utilized as a highly selective and sensitive fluorescence turn-off probe for detection of the toxic metal ion Hg<sup>2+</sup> from guava leaf extract.
Topics & Concepts
ChemistryFluorescenceQuantum dotGrapheneAqueous solutionTurn (biochemistry)Metal ions in aqueous solutionPhotochemistryNanotechnologyMetalIonNuclear chemistryInorganic chemistryOrganic chemistryBiochemistryOpticsMaterials sciencePhysicsCarbon and Quantum Dots ApplicationsElectrochemical sensors and biosensorsDye analysis and toxicity