Ultrasensitive detection of methylene blue by surface-enhanced Raman scattering (SERS) with Ag nanoparticle-decorated magnetic CoNi layered double hydroxides
Shuxian Ren, Jihong Fu, Guoqi Liu, Haipeng Zhang, Boshen Wang, Junli Yu
Abstract
A spherical flower-like magnetic Fe 3 O 4 @CoNi LDH@Ag NPs SERS substrate was successfully fabricated by electrostatic self-assembly and applied for sensitive detection of methylene blue (MB) in environmental water samples.
Topics & Concepts
Methylene blueRaman scatteringSubstrate (aquarium)Materials scienceNanoparticleRaman spectroscopyLayered double hydroxidesChemical engineeringElectrostatic interactionNanotechnologyChemistryAdsorptionOpticsOrganic chemistryPhotocatalysisCatalysisPhysicsChemical physicsGeologyOceanographyEngineeringGold and Silver Nanoparticles Synthesis and ApplicationsAdvanced Nanomaterials in CatalysisNanocluster Synthesis and Applications