thermal_conductivity Sulfur Perovskite OxideLayer KPFM IVSpectroscopy Ferrite temperature controller AFM fluorocarbon FM_SKPM NusEce H-BN TemperatureControllerStage IRDetector Indent Liquid thermal_property Copper OrganicSemiconductor HafniumDioxide MfmAmplitude graphene_hybrid CBD electrospinning INSP ElectroChemical Typhimurium InsulatorFilm Topography SFAs piezoelectric force microscopy Scanning_Thermal_Microscopy PMNPT Chungnam_National_University tip_bias_mode