Non-ContactMode LFM Mechanical ScanningKelvinProbeMicroscopy Beads CalciumHydroxyapatite AM_SKPM Ceramics mfm_amplitude LateralPFM Copper Growing AmplitudeModulation Transparent AtomicLayer BiasMode ScanningSpreadingResistanceMicroscopy Tapping Aluminium_Oxide Stiffness Ito Wonseok Layer Dopped SetpointMode Global_Comm Cross-section PUR Subhajjit HOPG HexagonalBN domain_switching Adhesion C60H122 GlassTemperature