Titanate NiFe polymeric_arrays Conductive AFM Ni81Fe19 fe_nd_b frequency_modulation Electrode Electronics Step Conduct Solar Calcium MechanicalProperty organic_polymer EFM TemperatureControlledAFM PFM Optoelectonics Multiferroic_materials semifluorinated_alkanes Imprint fluorocarbon HACrystal Ecoli Tin disulfide Pyroelectric Yeditepe_University FrequencyModulation Tape LiftHeight Nanofiber Defect F14H20 ThinFilm