Sulfur semifluorinated alkane NeodymiumMagnets align pinpoint mode Spain mechanical property cooling StainlessSteel SiWafer Composition OrganicCompound Pinpoint PFM CBD PolycrystallineFerroelectricBCZT Hexatriacontane Layer block_copolymer Annealed STM FrictionForce Dopped Protein Vinylpyridine Composite kelvin probe force microscopy Scratch MetalCompound HexacontaneFilm Sadowski Pipette VerticalPFM ThermalDetectors Yeditepe Display