AM-KPFM ferromagnetic PVAC Layer TransitionMetal Sapphire AmplitudeModulation graphene_hybrid GranadaUniv alkanes ScanningTunnelingMicroscopy Mobile MeltingPoint Global_Comm NCM\ Polytetrafluoroethylene SFAs Piranha MagneticPhase Galfenol solar_cell Cell heterojunctions Ecoli cooling Ito Writing self-assembly Lateral_Force_Microscopy piezoelectric force microscopy China Workfunction CrystalGrowing ULCA LiquidCrystal