FrictionForce Copper ConductingPolymer piezoelectric force microscopy thermal_conductivity AEAPDES Ceramics Tin disulfide Grain StainlessSteel SAM LiNbO3 Polyvinylidene_fluoride BoronNitride Vinylpyridine Molybdenum ThermalConductivity food Hexatriacontane kelvin probe force microscopy Array Dimethicone Ito Anneal Chungnam_National_University ForceVolume Topography MBE Phosphide TransitionMetal FFM SingleCrystal SrO Heating NusEce