chemical_compound vertical_PFM AM-KPFM FM_SKPM KevlarFiber epitaxy Ptfe Wang RedBloodCell ForceVolumeMapping SThM SAM Worcester_Polytechnic_Institute PolycrystallineFerroelectricBCZT Photovoltaics Growth Spain BiFeO3 CuFoil LiquidCell Calcite PolymerPatterns Metal-organicComplex Graphite Floppy Litho Ucl DNAProtein Hexylthiophene Varistor Tin sulfide Ferrite PVAC ferromagnetic PS_PVAC