solar_cell Chemical_Vapor_Deposition Aggregated_molecules Galfenol block_copolymer AM-KPFM Potential Pattern SurfaceChange PECurve Conductance frequency_modulation Leakage MoS2 HiVacuum CeNSE_IISc Spain Cobalt-dopedIronOxide Switching CopperFoil Bismuth ElectroChemical Optoelectronic PatternedSapphireSubstrat HexagonalBN semifluorinated alkane MagneticForceMicroscopy OpticalModulator KPFM Fet PS_PVAC atomic_layer Inorganic biocompatible Yttria_stabilized_Zirconia