1. Department of Chemistry, National Changhua University of Education, 1 Jin-De Road, Changhua City 50007, Taiwan
2. Department of Chemistry, University of Wisconsin-Platteville, 1 University Plaza, Platteville, Wisconsin 53818-3099, United States
3. Department of Materials Science and Engineering, Feng Chia University, 100, Wenhwa Road, Taichung City 40724, Taiwan
4. Department of Physics, National Changhua University of Education, 1 Jin-De Road, Changhua City 50007, Taiwan
5. Graduate Institute of Photonics, National Changhua University of Education, 1 Jin-De Road, Changhua City 50007, Taiwan
6. Department of Electronic Engineering, National Changhua University of Education, 1 Jin-De Road, Changhua City 50007, Taiwan