Kim Kwangsoo | Department of Sogang Institute of Advanced Technology (SIAT), Sogang University, Seoul 121-742, Korea

Department Of Electronic Engineering Hanseo University

Department of Electronic Devices and Materials Technology, State University of Chemistry and Technology, 153000 Ivanovo, Russia

Department of Sogang Institute of Advanced Technology (SIAT), Sogang University, Seoul 121-742, Korea

Department of Electronic Engineering, Sogang University, Seoul 121-742, Korea

Department of Control and Instrumentation Engineering, Korea University

Department of Electronic Engineering, Sogang University

Department Of Chemistry College Of Natural Sciences Korea University

Electronic and Telecommunications Research Institute, Daejon 305-350, Korea

Department of Control and Instrumentation Engineering, Korea University, Chungnam 339-700, Korea

Department of Electronic Devices and Materials Technology, State University of Chemistry and Technology, 7 F. Engels St., 153000 Ivanovo, Russia