A sharp and selective fluorescence paper-based sensor based on inner filter effect for ratiometric detection of four Sudan dyes in food matrix
Tian Shi, Jinyuan Zhang, Fuhua Gao, Da Cai, Yueli Zhang, Yueli Zhang
Topics & Concepts
FluorescenceAbsorbanceDetection limitChemistryAdsorptionPhoton upconversionSelectivityMatrix (chemical analysis)Filter (signal processing)Analytical Chemistry (journal)PhotochemistryNanotechnologyMaterials scienceChromatographyIonOrganic chemistryOpticsComputer scienceCatalysisPhysicsComputer visionDye analysis and toxicityMercury impact and mitigation studiesMolecular Sensors and Ion Detection