Quantitative colorimetric sensing of heavy metal ions via analyte-promoted growth of Au nanoparticles with timer or smartphone readout
Fei Hua, Fenglan Pan, Juanhua Yang, Yongkang Yan, Xueer Huang, Yali Yuan, Jinfang Nie, Hua Wang, Yun Zhang
Topics & Concepts
NanosensorAnalyteMetal ions in aqueous solutionChemistryDetection limitNanoparticleAnalytical Chemistry (journal)Colloidal goldChloroauric acidTap waterSurface plasmon resonanceIonNanotechnologyMaterials scienceChromatographyOrganic chemistryEnvironmental engineeringEngineeringAdvanced biosensing and bioanalysis techniquesBiosensors and Analytical DetectionAdvanced Nanomaterials in Catalysis