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Core-shell nanoparticle. Fig.2.24 SNOM image of SiHa cells incubated with gold ions showing the formation of nanoparticles in the cytoplasm (From the author’s work). Metal-metal oxide nanoparticle.
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Core-shell nanoparticle Fig.2.24 SNOM image of SiHa cells incubated with gold ions showing the formation of nanoparticles in the cytoplasm (From the author’s work).
Metal-metal oxide nanoparticle Fig.9.1 Transmission electron micrographs of silica coated gold nanoparticles. The shell thicknesses are (a) 10 nm, (b) 23 nm, (c) 58 nm and (d) 83 nm.
Metal-Metal oxide nanoparticle Fig.9.2 TEM image of ZrO2 coated Ag nanoparticles
Metal-metal nanoparticle Fig.9.3 TEM image of Pt-maghemite core-shell nanoparticles having different shell thickness made with different shell-forming precursors. The shell thicknesses are 3.5 nm and 5.4 nm, respectively (left to right). Fig.9.6 TEM images of Au nanoparticles (left) coated with Pt (right) in the ratio of 1:2.
Fig.9.9 TEM of LbL assembled polystyrene-capped Au nanoparticles Fig.9.7 TEM of polypyrrole coated SiO2 core-shell nanoparticles
Fig.9.14 The absorption spectra of Au@SiO2 colloids as a function of solvent refractive index (top figures) and Ag@TiO2 (bottom (A)) and Ag@ZrO2 (bottom (B)) as a function of increasing core dimension, a-d (A) and increasing shell thickness, a-d (B).
