SurfaceOxidation Thermal Adhesive aluminum_nitride Bismuth EFM Graphene Growing Mechanical CalciumHydroxyapatite Cell PvdfBead Zhi Conduct gallium_nitride light_emitting Yttria_stabilized_Zirconia #Materials STM Aluminum #EC VortexCore ULCA Molybdenum Pinpoint BismuthVanadate C_AFM NtuEee ring shape Al2O3 Inorganic semifluorinated_alkane LeakageCurrent GalliumPhosphide Bio