Defect Sio2 organic_polymer PinpointPFM contact TappingMode MetalCompound Step AIN Perovskite Gallium_Arsenide Jason DentalProsthesis HighAspect block_copolymer Memory HighAcpectRatio Electical&Electronics Cancer Yeditepe_University YszSubstrate AnodizedAluminumOxide MonoLayer DeoxyribonucleicAcid mfm_amplitude SingleCrystal Holes AtomicLayer IndiumTinOxide AM-KPFM hetero_structure PtfeMembrane BiFeO3 BlockCopolymer SmalScan