Chungnam_National_University InsulatorFilm FrequencyModulation PtfeMembrane BaTiO3 SiliconOxide DOE Vacuum LiBattery PolyStylene Electronics TungstenThinFilmDeposition Pzt AlkaneFilm StainlessSteel Composite Varistor MLCC CopperFoil Metal MonoLayer bias_mode SiWafer align hard_disk_media ElectrostaticForceMicroscopy Polyaniline Lanthanum_aluminate PinpointPFM Yeditepe_University pinpoint mode self_assembly Adhesion Ananth Patterns