SFAs fluoroalkane CP-AFM Vortex LiftMode Insulator neodymium_magnets Regensburg CuFoil 2d_materials Transparent ThermalConductivity OpticalElement FloppyDisk PDMS HafniumDioxide cross section PrCurve PatternedSapphireSubstrat HumanHair alkanes GalliumPhosphide PtfeMembrane CancerCell Treatment atomic_layer Collagen margarine DIWafer block_copolymer Oxide Nanopattern Bio Phase ForceMapping