oxide_layer PhthalocyaninePraseodymium temp CrAu optoelectronics SKKU Vinylpyridine Optic Varistor MoirePattern PolymerPatterns CompactDisk Switching Metal-organicComplex HOPG HDD ScanningTunnelingMicroscopy DOE Pipette Piranha HighResolution Ceramic SingleCrystal dielectric trench KAIST Co/Cr/Pt BismuthVanadate SThM NusEce WPlug SiWafer Silver Styrene Molybdenum_disulfide PinpointPFM