MagneticArray ContactMode AM_KPFM PolyimideFilm KPFM BoronNitride hard_disk_media self_healing Carbon Polarization TempControl fifber MonoLayer Workfunction Polydimethylsiloxane PVAC fluoroalkane P3HT self-assembly CuSubstrate TriGlycineSulphate Polyvinylidene PolymerBlend WWafer Growth Bismuth University_of_Regensburg light_emitting Aluminum ThermalProperties Cross-section aluminum_nitride Wonseok FastScan Step