Leakage OxideLayer Grain LaAlO3 Sapphire Copolymer CrAu PolyvinylideneFluoride HexagonalBN ElectroChemical non_contact VortexCore mono_layer AM-KPFM strontiu_titanate Morphology Phosphide ScratchMode Gold organic_polymer LightEmiting fluoroalkane dielectric trench Memory Trench VerticalPFM Optoelectonics Heating IISCBangalore MolecularSelfAssembly StainlessSteel Yttria_stabilized_Zirconia polyvinyl acetate HydroGel Chungnam_National_University