NUS_Physics Vortex BariumTitanate Composition AlkaneFilm domain_switching HanyangUniv Pinpoint Solar Sapphire fluoroalkane blended polymers Workfunction Polyaniline Boundary Nickel cross section DeflectionOptics AM_SKPM Piezoelectric ScanningThermalMicroscopy NiFe Chemical_Vapor_Deposition Phosphide PVAC Pyroelectric StainlessSteel DNA self-assembled_monolayer Calcium Yttria_stabilized_Zirconia STM OrganicSemiconductor Gong ShenYang