Optoelectonics Typhimurium Bmp Cobalt-dopedIronOxide Optic LeakageCurrent YszSubstrate Moire AmplitudeModulation CVD Chungnam_National_University Oxide flakes mfm_amplitude Fe_film Indium_tin_oxide StyreneBeads Chemical_Vapor_Deposition chemical_compound Christmas CrAu ScanningTunnelingMicroscopy STO SICM TappingMode Water Polarization BismuthFerrite Mechinical NUS OpticalModulator ThinFilm WWafer Laser TPU