Al2O3 ContactModeDots PetruPoni_Institute Techcomp Gong SrO ForceVolumeMapping YszSubstrate Global_Comm Display LFM TappingMode CalciumHydroxyapatite Trench PiezoelectricForceMicroscopy Anneal HfO2 PhthalocyaninePraseodymium Polymer EPFL conductive high_resolution 2dMaterials Roughness block_copolymer AAO Phosphide Collagen AlkaneFilm Piezo polymeric_arrays GaN Magnetic AEAPDES Oxide