Bacterium ForceDistanceSpectroscopy PhthalocyaninePraseodymium single_layer small_scan PolycrystallineFerroelectricBCZT Ecoli Boron Molybdenum Bacteria DNA ScratchMode KPFM Hydroxyapatite hydrocarbon Nanotechnology LiquidImaging MESA structure Polystyrene Zagreb HafniumDioxide membrane Microchannel Platinum Current HanyangUniv Calcite Copper nanobar NUS_NNI_Nanocore YttriaStabilizedZirconia Phenanthrene Ucl Indent MagneticArray