BCZT AM-KPFM PUR OxideLayer Celebration SAM Stiffness UnivCollegeLondon atomic_steps self_assembly C_AFM HDD SingleLayer semifluorinated alkane MeltingPoint SelfAssembly Nanotechnology Polymer Multiferroic_materials fe_nd_b AIN BiasMode PolycrystallineFerroelectricBCZT CopperFoil Adhesion plastic molecular_self_assembly SmalScan LateralPFM SmallScan CNT Mobile Water temperature controller AFM MagneticArray