HiVacuum Melt AmplitudeModulation Hair Jason CBD PrCurve STM pinpoint mode CuSubstrate SingleLayer Adhesive ForceVolumeMapping Solar atomic_layer LiquidImaging ring shape semifluorinated_alkanes Permalloy Alloy Adhesion FuelCell Self-assembledMonolayer Sadowski PANI lithography Piezoelectric Nanotechnology SelfAssembly UnivMaryland ForceMapping lift_mode PiezoelectricForceMicroscopy ScanningThermalMicroscopy Holes