PpLdpe alkanes ScanningKelvinProbeMicroscopy contact Pipette MetalCompound lithography Silicon STM MolybdenumDisulfide Typhimurium TemperatureControlledAFM PS_PVAC Lift NUS_Physics Sic Sapphire Chrome Electical&Electronics PhaseChange NanoLithography HexagonalBoronNitride dielectric trench Holes Annealed Electronics ScratchMode Tin disulfide Bmp H-BN Semiconductor TungstenDeposition pinpoint mode FrictionalForceMicroscopy Scanning_Thermal_Microscopy