1. Div. of Applied Life Science; Graduate School; Gyeongsang National Univ; Jinju Gyeongnam 660-701 Republic of Korea
2. School of Physics and Chemistry; Gwangju Inst. of Science and Technology; Gwangju; 500-712 Republic of Korea
3. Inst. of Agriculture and Life Science; Gyeongsang Natl. Univ; Jinju Gyeongnam 660-701 Republic of Korea