Ananth Spain MultiferroicMaterials #EC MetalCompound strontiu_titanate TiO2 Reduction Gold Oxidation ForceVolume GlassTemperature Hydroxyapatite WS2 HexagonalBoronNitride Memory biocompatible Polarization ContactMode fluoroalkane Au111 aluminum_nitride PolymerBlend CVD ThinFilm Ucl Sphere Indent contact Worcester_Polytechnic_Institute Global_Comm margarine NTU PVAC Lanthanum_aluminate