1. Department of Chemistry/Display Research Center
2. The Catholic University of Korea
3. Bucheon, South Korea
4. Department of Materials Science & Engineering
5. Seoul National University
6. Seoul 151-744, Korea
7. Department of Organic Device Engineering and Research Center for Organic Electronics (ROEL)
8. Yamagata University
9. Yonezawa, Japan
10. Institute for Chemical Research
11. Kyoto University
12. Uji, Japan