1. School of Chemical Engineering; Yeungnam University; Gyeongbuk 712-749 Korea
2. Department of Chemistry; Soongsil University; Seoul 156-743 Korea
3. Department of Information Communication, Materials, and Chemistry Convergence Technology; Soongsil University; Seoul 156-743 Korea
4. Science Applications International Corporation; 3000 Aerospace Parkway; Brook Park Ohio 44142 USA