Patterns ContactModeDots Hydroxyapatite HumanHair BariumTitanate food FM_SKPM Wonseok Conducting heterojunctions HACrystal self_healing thermoplastic_elastomers CompactDisk Pinpoint Photovoltaics biocompatible Chrome ThermalConductivity vertical_PFM Conductivity Anneal atomic_layer self-assembled_monolayer SFAs PolycrystallineFerroelectricBCZT Cross-section LaAlO3 CHRYSALIS_INC exfoliate ScanningKelvinProbeMicroscopy Insulator Mfm Indent Al2O3