PVA CP-AFM PhaseImaging KelvinProbeForceMicroscopy Oxide Leakage Adhesive plastic Self-assembledMonolayer Device Current Filter Pinpoint PFM PS_PVAC BTO 2-vinylpyridine Carbon Ferrite KPFM Tungsten_disulfide CrAu Hafnium_dioxide Austenite HBN StainlessSteel AlkaneFilm CastIron Conductance PolyvinylAcetate Edwin HighAspect oxide_layer PvdfBead BCZT HiVacuum