SFAs Chungnam_National_University kelvin probe force microscopy amplitude_modulation medical MetalCompound Dimethicone Composition Magnetic Cross-section TemperatureControllerStage ItoGlass Growing LiIonBattery Floppy Fe_film AM-KPFM Film Gallium_Arsenide Thermoplastic_polyurethane LowDensityPolyethylene LateralPFM AEAPDES suspended_graphene PvdfBead Tungsten_disulfide Forevision EFMAmplitude CalciumHydroxide Butterfly SoftSample Defect OrganicSemiconductor Potential TipBiasMode