1. Department of Environmental Engineering and Science, Feng Chia University, Taichung, Taiwan
2. Department of Chemistry, Vel Tech Rangarajan Dr. Sagunthala R & D Institute of Science and Technology, Avadi, Tamil Nadu, India
3. Nanomaterials & Solar Energy Conversion Lab, Department of Chemistry, National Institute of Technology, Trichy, India
4. Institute for Polymer, Composites and Biomaterials (IPCB), Italian National Research Council (CNR), Portici, Italy
5. Department of Soil and Environmental Sciences, National Chung-Hsing University, Taichung, Taiwan