FM_KPFM DomainSwitching Cobalt-dopedIronOxide Wonseok Vinylpyridine HexacontaneFilm Fet ConductingPolymer GaAs Annealed thermoplastic_elastomers Roughness Step Non-ContactMode Co/Cr/Pt non_contact HiVacuum conductive Gallium_Arsenide ContactMode Boundary PvdfBead Permalloy Inorganic_Compound cross section NCM Tape Nickel mono_layer ForceVolume PatternedSapphireSubstrat PhthalocyaninePraseodymium Neodymium PhaseChange organic_polymer