SurfaceChange Hydroxyapatite small_scan LiNbO3 suspended_graphene MeltingPoint FAPbI3 Regensburg HighAcpectRatio Oxidation Alkane Hafnia Mapping Spincast PS_LDPE Plug ito_film molecule PolycrystallineFerroelectricBCZT Aggregated_molecules ThinFilm HydroGel NUS_NNI_Nanocore ScanningIon-ConductanceMicroscopy Calcium FastScan graphene_hybrid Cross-section CalciumHydroxide Nanofiber GalliumPhosphide Conductive AFM Polarization PrCurve exfoliate