WPlug Writing Tapping ConductingPolymer Reduction Piezo self_healing lift_mode Fet DOE Polarization SurfaceOxidation NUSNNI MechanicalProperties Formamidinium_lead_iodide STO Vacuum PANI molecular_self_assembly FM_SKPM Aggregated_molecules Chungnam_National_University MolecularSelfAssembly Insulator TungstenDeposition LiquidCell Carbon BoronNitride AtomicSteps Oxidation Hole Adhesive Sphere PatternedSapphireSubstrat CVD