Wildtype block_copolymer Wang Multiferroic_materials Piranha ThermalProperties neodymium_magnets FFM Patterns sputter ScanningThermalMicroscopy Electrode SrTiO3 AnodizedAluminumOxide Tapping STO NeodymiumMagnets dielectric trench hetero_structure HardDiskMedia Metal IcelandSpar Optic Current Phthalocyanine Steps StrontiuTitanate SmallScan TiO2 Ni-FeAlloy INSPParis ItoGlass ForceMapping MonoLayer atomic_steps