FM_SKPM Beads Hole multi_layer CancerCell cross section Mechinical Trench PolycrystallineFerroelectricBCZT Worcester_Polytechnic_Institute DNAProtein MoirePattern PANI Electrode Vinylpyridine FM-KPFM Pinpoint PFM MultiferroicMaterials AdhesionForce SRAM SiliconOxide SPMLabs Metal-organicComplex ContactModeDot Phosphide CVD FAFailureAnlaysis DLaTGS Hafnia Cross-section Thermal Polyvinylidene LateralPFM ElectroChemical Phenanthrene