1. Center for Nanoparticle Research; Institute for Basic Science (IBS); Seoul 151-742 Republic of Korea
2. Interdisciplinary Program for Bioengineering; Seoul National University; Seoul 151-742 Republic of Korea
3. School of Chemical and Biological Engineering; Institute of Chemical Processes; Seoul National University; Seoul 151-742 Republic of Korea
4. School of Mechanical Engineering; Pusan National University; Busan 609-735 Republic of Korea
5. Department of Physics; Inha University; Incheon 402-751 Republic of Korea