gallium_nitride Polyurethane Bacterium PhthalocyaninePraseodymium Electronics ScratchMode GaP Step Worcester_Polytechnic_Institute MultiferroicMaterials Metal semifluorinated_alkanes LiIonBattery HiVacuum H-BN Praseodymium Lattice HexacontaneFilm Chemical Vapor Deposition Wonseok F14H20 Phase Styrene LightEmiting oxide_layer Phthalocyanine flakes GaN Ni81Fe19 ItoGlass Bismuth Calcite TriGlycineSulphate Sio2 LiNbO3