Facile fabrication of boron and nitrogen co-doped carbon dots for “ON–OFF–ON” fluorescence sensing of Al<sup>3+</sup> and F<sup>−</sup> ions in water samples
Yahya S. Alqahtani, Ashraf M. Mahmoud, Mater H. Mahnashi, Ramadan Ali, Reem Y. Shahin, Mohamed M. El‐Wekil, Hany A. Batakoushy
Abstract
New carbon dots derived from caffeine and boric acid were fabricated for “ON–OFF–ON” determination of aluminum and fluoride. Advantages are simplicity, high quantum yield, and low detection limit.
Topics & Concepts
Quantum yieldDetection limitFluorescenceIonBoronAnalytical Chemistry (journal)Yield (engineering)Ionic bondingCarbon fibersMetal ions in aqueous solutionMaterials scienceDopingFabricationChemistryPhysicsOptoelectronicsEnvironmental chemistryComposite numberChromatographyMedicineQuantum mechanicsComposite materialPathologyMetallurgyAlternative medicineOrganic chemistryCarbon and Quantum Dots ApplicationsAdvanced biosensing and bioanalysis techniquesMolecular Sensors and Ion Detection