PolyimideFilm PolycrystallineFerroelectricBCZT PolymerBlend Indium_tin_oxide University_of_Regensburg MultiferroicMaterials EPFL ForceMapping SmalScan Ferroelectric CuSubstrate MetalCompound Memory ConductiveAFM Blend Solar TipBiasMode Molybdenum_disulfide UTEM thermal_conductivity Yeditepe_University Ni81Fe19 Sio2 molecules Polyimide LaAlO3 Magnetic LiquidCrystal Zhi Sulfur bias_mode ThermalProperties EFM membrane Filter