MagneticForceMicroscopy Optical Phenanthrene HumanHair heterojunctions Nanostructure Defect block_copolymer NanoLithography Hexylthiophene TempControl CalciumHydroxide CompactDisk Conducting chemical_compound Pyroelectric aluminum_nitride BariumTitanate LiNbO3 Graphene Protein P3HT ScanningSpreadingResistanceMicroscopy Korea MESA structure LFM Croatia HydroGel FM_SKPM lift_mode FloppyDisk Inorganic_Compound Mechanical&nanotechnology Ferroelectric mfm_amplitude