Figure 2.

X-ray reflectivity curves of DOTT films prepared by spin coating. Experimental data (black line) of the film prepared from a concentration of 0.34 g/l and fitted curve (red line) based on the model plotted in the inset (A). Comparison of the experimental data for three different concentrations (B). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)