ferromagnetic IMT_Bucharest HDD Inorganic Regensburg Polystyrene single_layer Ferrite HighAcpectRatio MagneticArray LiftHeight ForceDistanceSpectroscopy C36H74 MfmAmplitude OrganicCompound C60H122 HACrystal Vinylpyridine MoirePattern molecules silicon_carbide Bio plastic Solution MultiferroicMaterials sputter AM_SKPM BiVO4 ConductingPolymer InorganicCompound fluoroalkane SetpointMode YttriaStabilizedZirconia CuFoil pinpoint mode