MechanicalProperties oxide_layer AEAPDES Memory Materials PinPointMode Tin disulfide ContactModeDot self-assembly Piezo OrganicCompound CompactDisk epitaxy Forevision Steps Foil BariumTitanate FrequencyModulation lithography GaN GranadaUniv Monisha Mechinical ScanningKelvinProbeMicroscopy ContactMode Heating Magnetic PrCurve contact OrganicSemiconductor Electronics Holes Plug BismuthVanadate MfmPhase