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Hotspots engineering by grafting Au@Ag core-shell nanoparticles on the Au film over slightly etched nanoparticles substrate for on-site paraquat sensing

NanoparticlesMaterials ScienceEngineeringMetal NanoparticlesNanomaterialsNanotechnologyApplied PhysicsColloidal NanocrystalsHotspots EngineeringChemistryOn-site Paraquat SensingNanosensorAu FilmPlasmonic Material