Wafer MESA structure Protein piezoelectric force microscopy Semiconductor LeakageCurrent Resistance Self-assembledMonolayer FFM Croatia HexacontaneFilm vertical_PFM SRAM Alloy Polyurethane ReflexLens strontiu_titanate Insulator DLaTGS Step rubber Display BCZT Typhimurium hard_disk_media Conductive AFM Dimethicone medical Temperature LDPE LateralPFM Piezoelectric Cross-section Polydimethylsiloxane KPFM