Affiliation: | (1) Department of Electronic Engineering, Korea University, 5-1, Anam, Sungbuk, Seoul, 136-075, Korea;(2) Discrete Semiconductor Device Division, Samsung Electro-Mechanics, 443-803 Suwon, Korea;(3) Department of Material Science and Engineering, Korea University, 5-1 Anam, Sungbuk, Seoul, 136-075, Korea |