Multiferroic_materials AtomicLayer RedBloodCell MagneticForceMicroscopy PolyimideFilm University_of_Regensburg PS_PVAC Etch Aluminum StainlessSteel Stiffness Worcester_Polytechnic_Institute InsulatorFilm sputter Sadowski Phase Ni81Fe19 SingleLayer Change ThermalConductivity STO DeoxyribonucleicAcid Pinpoint PFM self_assembly Flake Crystal layers Biology Liquid HDD kelvin probe force microscopy ferromagnetic ItoGlass Spincast Conductance