Highly Stable Surface-Enhanced Raman Spectroscopy Substrates Using Few-Layer Graphene on Silver Nanoparticles

<div>XRD spectra of (a) Ag nanoparticles without any protective layer and (b) few-layer graphene-encapsulated Ag nanoparticles before and after annealing process.</div>

Journal of Nanomaterials

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Figure 5

Figure 5: Highly Stable Surface-Enhanced Raman Spectroscopy Substrates Using Few-Layer Graphene on Silver Nanoparticles 