MagneticArray Memory UnivMaryland P3HT AM-KPFM Bacterium KAIST Copper conductive SThM AtomicLayer Dopped Holes Polarization Display Oxide Boron SiliconCrystal LateralPFM LiBattery TipBiasMode DIWafer Carbon FuelCell Heat Magnetic Polyvinylidene Hysteresys food Sadowski Conductivity Resistance SAM molecular_self_assembly Pores