YttriaStabilizedZirconia GaP EFMAmplitude Defect Inorganic_Compound Topography Reading EFM kelvin probe force microscopy GaN doped ElectrostaticForceMicroscopy LeakageCurrent NanoLithography PtfeFilter Potential #Materials CalciumHydroxyapatite C_AFM Copolymer Hafnium_dioxide PhaseTransition align Ferroelectric FailureAnalysis 2d_materials Fe_film Chrome Pattern molecule DataStorage Pyroelectric ForceMapping Perovskite Carbon