Adhesion P3HT ForceDistanceSpectroscopy blended polymers kelvin probe force microscopy Litho Chemical_Vapor_Deposition MolecularSelfAssembly Anneal silicon_carbide DeoxyribonucleicAcid HighAspect Microchannel semifluorinated_alkanes doped Regensburg Adhesive tip_bias_mode neodymium_magnets CarbonNanotube EFMAmplitude PhaseImaging HexagonalBN amplitude_modulation fluoroaalkane Semiconductor fifber molecular_self_assembly food Alkane Protein Lift NanoLithography self-assembly ContactModeDot