Wonseok Praseodymium HexacontaneFilm ChemicalCompound Morphology LiBattery Celebration Copper Hole MfmPhase high_resolution cannabidiol Sulfur Mapping Au111 Multiferroic_materials Anneal neodymium_magnets LiquidImaging BiasMode polymeric_arrays optoelectronics cannabinoid Nanofiber Ptfe Defect Roughness #Materials KAIST Strontium Vinylpyridine Optic Fe_film strontiu_titanate ferromagnetic