Aluminium_Oxide pinpoint mode PVAC cross section AmplitudeModulation YszSubstrate PrCurve Magnetostrictive PolyimideFilm Thermoplastic_polyurethane thermal_conductivity PVAP3HT piezoelectric force microscopy LiquidCrystal SmallScan OrganicSemiconductor Yeditepe_University Piezo ElectrostaticForceMicroscopy biocompatible ForceDistanceSpectroscopy Wang LFM Thermal temp_control multi_layer Electronics FrictionForce Hexatriacontane StainlessSteel UTEM Force-distance SRAM Indium_tin_oxide Vortex