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Figure 5 | Nanoscale Research Letters

Figure 5

From: The synthesis of controlled shape nanoplasmonic silver-silica structures by combining sol-gel technique and direct silver reduction

Figure 5

Morphological characterization of hybrid silica films by AFM. (a) A film prepared at a volume ratio of sol:PEG 1:0.05 after thermal treatment and (b) after exposure in silver nitrate solution for 17 h; (c) a film prepared at a volume ratio of sol:PEG 1:0.10 after thermal treatment and (d) after exposure in silver nitrate solution for 17 h; (e) a film prepared at a volume ratio of sol:PEG 1:0.15 after thermal treatment and (f) after exposure in silver nitrate solution for 17 h.

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