Affiliation: | 1. Department of Chemical and Biomolecular Engineering, College of Engineering, Yonsei University, , Seoul, 120‐749 Republic of Korea;2. BioNanotechnology Research Center, Korea Research Institute of Bioscience and Biotechnology, , Daejeon, 305‐806 Republic of Korea;3. Department of Radiology, College of Medicine, Yonsei University, , Seoul, 120‐752 Republic of Korea;4. Department of Architectural Engineering, Yonsei University, , Seoul, 120‐749 Republic of Korea |