1. Center
for Supramolecular Optoelectronic Materials, Department of Materials
Science and Engineering, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul 151-744 Korea
2. Center
for Theragnosis, Korea Institute of Science and Technology, 39-1
Hawolgok-dong, Seongbuk-gu, Seoul 136-791 Korea