1. Department of Chemistry National Tsing Hua University Hsinchu 300044 Taiwan
2. Frontier Research Center on Fundamental and Applied Sciences of Matters National Tsing Hua University Hsinchu 300044 Taiwan
3. International Intercollegiate PhD Program National Tsing Hua University Hsinchu 300044 Taiwan
4. National Synchrotron Radiation Research Center Hsinchu 300092 Taiwan
5. Department of Power Mechanical Engineering National Tsing Hua University Hsinchu 300044 Taiwan
6. Institute of Biomedical Engineering National Tsing Hua University Hsinchu 300044 Taiwan