Aluminium_Oxide exfoliate CrAu Etch IVSpectroscopy VinylAlcohol Sadowski Metal MeltingPoint FM_KPFM F14H20 pinpoint mode SFAs Ananth Zagreb align Flake Lateral Kevlar Polyimide high_resolution IndiumTinOxide Battery Deposition FFM InsulatorFilm MolybdenumDisulfide Floppy Conductive AFM Mechanical KevlarFiber piezoelectric force microscopy medical Graphite Reading