1. Department of Chemical Engineering
2. National Taiwan University (NTU)
3. Taipei 10617
4. Taiwan
5. Department of Chemistry
6. Institute of Inorganic Chemistry
7. University of Cologne
8. 50939 Cologne
9. Germany
10. Department of Materials Science and Engineering
11. National Taiwan University
12. Center of Atomic Initiative for New Materials (AI-MAT)
13. NTU