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Investigation of the microrelief of a composite material using the AFM method: 3D reconstruction of the surface of a PTFE coating without NPs (a) and with the addition of 0.1% Ag2O NPs (c); examples of the results of a quantitative assessment of the surface inhomogeneity of a PTFE coating without NPs (b) and with the addition of 0.1% Ag2O NPs (d).
