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A high–selectivity electrochemical sensor for ultra-trace lead (II) detection based on a nanocomposite consisting of nitrogen-doped graphene/gold nanoparticles functionalized with ETBD and Fe3O4@TiO2 core–shell nanoparticles

Materials ScienceNanocomposite ConsistingChemical EngineeringNanosensorsHigh–selectivity Electrochemical SensorNitrogen-doped Graphene/gold NanoparticlesSensorsNanomaterialsEngineeringGrapheneElectroanalytical SensorChemistryNanosensorChemical SensorElectrochemical Gas SensorElectrochemistry