ito_film PolyStylene PvdfFilm Topography NusEce Vinylpyridine HDD Conduct ScratchMode PDMS Wafer temperature_control lithography mfm_amplitude dichalcogenide lift_mode Led FAPbI3 OrganicSemiconductor atomic_layer neodymium_magnets Liquid HexagonalBN nanomechanical HydroGel LiNbO3 doped mono_layer BismuthVanadate OpticalElement SAM LogAmplifier bias_mode ScanningSpreadingResistanceMicroscopy Potential