Celebration Multiferroic_materials Friction Fluoride ForceVolume Memory lithography SurfaceChange PolyvinylAcetate Chloroform Water Copolymer PMNPT Scratch MonoLayer GaP ForceDistanceSpectroscopy Ferrite Iron GranadaUniv University_of_Regensburg HACrystal Device PolyimideFilm BaTiO3 KPFM Boron 2d_materials Terrace Ptfe Ni-FeAlloy hetero_structure SelfAssembly Biology ito_film