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Fig. 4 | Heritage Science

Fig. 4

From: Protecting silver cultural heritage objects with atomic layer deposited corrosion barriers

Fig. 4

Analysis of hazy knife region: analysis of hazy area on knife shown in Fig. 3b. Upper right and left atomic force microscopy analysis images of the knife blade a clear area and b hazy area showing a higher density of particles on the hazy area surface. Lower c Raman spectra of hazy (blue) and clear (red) areas on the knife blade, indicating more hydrocarbons in the hazy area than in the clear area

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