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Gold nanoprism/Tollens’ reagent complex as plasmonic sensor in headspace single-drop microextraction for colorimetric detection of formaldehyde in food samples using smartphone readout

Plasmonic SensorChemical EngineeringEngineeringSensorsBioanalysisBiochemical SensorsSmartphone ReadoutHeadspace Single-drop MicroextractionAnalytical ChemistryChemistryBiosensorsNanosensorChemical Sensor