pulsed_laser_deposition Nickel Metal Biology Roughness Ni81Fe19 PvdfBead temp NCM FloppyDisk Croatia Imprint NTU Polyaniline Singapore PECurve HOPG OpticalWaveguides SurfaceChange WS2 PvdfFilm Transparent CompactDisk Lift hydrocarbon SmalScan ferromagnetic Wang self-assembly 2dMaterials MolybdenumDisulfide AM_KPFM organic_polymer Polymer polyvinyl acetate