A novel ratiometric fluorescent and colorimetric sensor based on a 1,8-naphthalimide derivative for nanomolar Cu<sup>2+</sup> sensing: smartphone and food applications
Şükriye Nihan Karuk Elmas, Fatma Nur Arslan, Duygu Aydın
Abstract
A novel 1,8-naphthalimide-based chemical sensor with ratiometric fluorescence behavior, as well as “naked-eye” response was developed for the sensitive and specific determination of Cu 2+ at nanomolar levels.
Topics & Concepts
HydrazoneDetection limitFluorescenceChemistryNaked eyeStoichiometryLigand (biochemistry)Derivative (finance)Analytical Chemistry (journal)IsoquinolinePhotochemistryStereochemistryChromatographyPhysical chemistryFinancial economicsBiochemistryPhysicsEconomicsQuantum mechanicsReceptorMolecular Sensors and Ion DetectionElectrochemical Analysis and ApplicationsElectrochemical sensors and biosensors