AIN Materials nanobar Biofilm strontiu_titanate ForceVolumeMapping TiO2 PDMS FrictionalForce AEAPDES Steps Phosphide Lattice Ceramics PVAC LDPE Layer Bismuth Microchannel Polyvinylidene Gallium Sulfur InsulatorFilm MolybdenumDisulfide Floppy PolymerBlend Polyimide UTEM Flake FrictionalForceMicroscopy Conductive AFM molecules YttriaStabilizedZirconia Hole Polypropylene