semifluorinated alkane Multiferroic_materials VerticalPFM FuelCell Zagreb HydroGel Polyvinylidene HBN CaMnO3 Defects Protein Cobalt Platinum Calcite Semiconductor Chrome fluoroalkane lithography Oxidation Ni-FeAlloy Polyaniline PolyvinylideneFluoride SmalScan Leakage Metal Hole Epoxy AmplitudeModulation Polytetrafluoroethylene LiquidImaging silicon_oxide SFAs UTEM ForceDistanceSpectroscopy AtomicSteps