ScanningKelvinProbeMicroscopy FAFailureAnlaysis CrossSection Collagen Protein Organic Growing LiftMode MembraneFilter ring shape Bismuth Water IndiumTinOxide Ceramics Roughness gallium_nitride non_contact vertical_PFM MultiLayerCeramicCapacitor Tape Adhesive Trench Ucl Transparent LiquidImaging SiliconCrystal HardDisk small_scan ReflexLens TemperatureControllerAFM Optical Bio ElectrostaticForceMicroscopy PatternedSapphireSubstrat PetruPoni