StainlessSteel Composite kelvin probe force microscopy self_healing plastic WPlug Fendb NiFe BiVO4 aluminum_nitride BismuthFerrite Pattern Galfenol Ucl CntFilm Step Oxidation MolybdenumDisulfide atomic_layer MfmAmplitude Graphene Alkane Sperm Ito HighAspect Water hetero_structure Litho Inorganic Ecoli BaTiO3 Fe_film 2dMaterials epitaxy TyphimuriumBiofilm