Affiliation: | 1. Department of Nuclear and Energy Engineering, Applied Radiological Science Research Institute, Jeju National University, Jeju 690-756, Republic of Korea;2. Department of Electrical and Electronic Engineering, Jeju National University, Jeju 690-756, Republic of Korea;3. Department of Systems and Naval Mechatronic Engineering, National Cheng Kung University, Tainan 701, Taiwan, ROC |