1. Graduate Institute of Nanomedicine and Medical Engineering; College of Biomedical Engineering; Taipei Medical University; Taipei 11031 Taiwan
2. Department of Chemistry; National Taiwan Normal University; Taipei 11677 Taiwan
3. Department of Chemistry; Tunghai University; Taichung 40704 Taiwan
4. Department of Materials Science and Engineering; National Taiwan University; Taipei 10617 Taiwan
5. Green Energy and Environment Research Laboratories; Industrial Technology Research Institute; Hsinchu 31040 Taiwan
6. Institute of Atomic and Molecular Science; Academia Sinica; Taipei 10529 Taiwan