Genetic IMT_Bucharest CuSubstrate Piezoelectric ElectrostaticForceMicroscopy STM exfoliate LiquidCell pinpoint mode MeltingPoint Non-ContactMode Defects LiftMode VerticalPFM Liquid epitaxy Bmp Wang Defect Mechanical BismuthVanadate VortexCore Regensburg Jason Ni81Fe19 AEAPDES CHRYSALIS_INC Al2O3 Oxidation Ram doped TungstenDeposition Aggregated_molecules GaP Sidewall