semifluorinated_alkane doped ScanningThermalMicroscopy StainlessSteel DiffractiveOpticalElements CP-AFM VerticalPFM ChemicalCompound Force-distance layers PolyimideFilm Fe_film CNT dielectric_trench Forevision amplitude_modulation Holes margarine Optoelectronic Polyvinylidene_fluoride Patterns Wang CastIron AlkaneFilm Gallium_Arsenide FrictionalForce molecule SurfaceChange Ptfe CrystalGrowing BCZT oxide_layer ThinFilm Protein Polystyrene