SERS active Ag–SiO2 nanoparticles obtained by laser ablation of silver in colloidal silica
Highly stable Ag–SiO2 nanoparticle composites were first obtained by laser ablation of a silver target in an aqueous colloidal dispersion of silica and examined by UV–vis absorption spectroscopy, transmission electron microscopy and Raman spectroscopy. The surface enhanced Raman scattering (SERS) ac...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Beilstein-Institut
2018-09-01
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Series: | Beilstein Journal of Nanotechnology |
Subjects: | |
Online Access: | https://doi.org/10.3762/bjnano.9.224 |