1. Department of Chemistry; Center for Nanotechnology and Institute of Biomedical Technology at Chung-Yuan Christian University; Chung Li Taiwan 32023 Republic of China
2. Master Program in Nanotechnology and Center for Nanotechnology at Chung-Yuan Christian University; Chung Li Taiwan 32023 Republic of China
3. Material and Chemical Research Laboratories; Industrial Technology Research Institute; Hsin Chu 310 Taiwan Republic of China
4. Department of Chemical Engineering; Chung-Yuan Christian University; Chung Li Taiwan 32023 Republic of China