mono_layer LFM Chrome HfO2 align Hexatriacontane SicMosfet Device NanoLithography Bismuth Cancer PhaseTransition EPFL PVA Electrode atomic_steps Mechanical&nanotechnology Aluminum molecular_self_assembly FrictionalForceMicroscopy Roughness C_AFM Nanostructure Polytetrafluoroethylene Sio2 Silicon Ucl KelvinProbeForceMicroscopy Nickel small_scan TemperatureControlledAFM TipBiasMode Aluminium_Oxide tip_bias_mode ScanningIon-ConductanceMicroscopy