SICM nanomechanical atomic_steps PECurve ScanningIon-ConductanceMicroscopy ito_film pinpoint mode Hexylthiophene Foil SSRM oxide_layer PolymerPatterns PS_LDPE Moire SrTiO3 EFMAmplitude Ca10(PO4)6(OH)2 Spain graphene_hybrid Growing Conducting SolarCell Tungsten_disulfide Edwin ForceVolumeMapping AM_KPFM WWafer NUS_NNI_Nanocore MagneticArray Thermal Composite WPlug Sapphire Polystyrene TungstenThinFilmDeposition