Figure 3
From: Fabrication of nanoscale T-shaped reentrant structures and its hydrophobic analysis

Wetting properties of the different liquids on the flat and T-shaped reentrant PFOTS/Si surface. The inset is optical image of DI water (transparent), olive oil (light yellow) and ethylene glycol (red) droplets on the T-shaped reentrant nanostructured PFOTS/Si surface.