Techcomp Ferrite HiVacuum CrossSection Hysteresys Foil Forevision thermoplastic_elastomers PatternedSapphireSubstrat Fet Nanofiber Polytetrafluoroethylene blended polymers Neodymium contact FM_SKPM CastIron CVD LFM ScanningKelvinProbeMicroscopy CopperFoil Iron Chungnam_National_University fifber bias_mode SrO HanyangUniv SKPM Logo DNAProtein Chemical_Vapor_Deposition Corrosion CalciumHydroxide Inorganic PrCurve