Figure 2.
A) Typical adhesion force histograms and respective adhesion force maps (50 by 50 pixels, each pixel size 200 by 200 nm2) for an unmodified and UV oxidized (2 minute UV irradiation) MTS monolayer.
B) High-resolution XPS sulfur S2p spectra for unmodified and UV oxidized MTS monolayer (2 minute UV irradiation).