A new “off-on-off” sensor for sequential detection of Al3+ and Cu2+ with excellent sensitivity and selectivity based on different sensing mechanisms
Yuankang Xu, Yang Lei, Hanyu Wang, Yanxia Zhang, Xiaofeng Yang, Meishan Pei, Guangyou Zhang
Topics & Concepts
ChemistrySalicylaldehydeDetection limitAnalytical Chemistry (journal)TitrationFluorescenceSelectivityQuenching (fluorescence)Schiff baseMetal ions in aqueous solutionMethanolIonInorganic chemistryCrystallographyChromatographyOrganic chemistryCatalysisPhysicsQuantum mechanicsMolecular Sensors and Ion DetectionAnalytical Chemistry and SensorsElectrochemical Analysis and Applications