1. Department of Chemistry Faculty of Science Chulalongkorn University Bangkok Thailand
2. Department of Environmental Science Faculty of Science Chulalongkorn University Bangkok Thailand
3. Electrochemistry and Optical Spectroscopy Center of Excellence Department of Chemistry Faculty of Science Chulalongkorn University Bangkok Thailand
4. Nanotec‐CU Center of Excellence on Food and Agriculture Department of Chemistry Faculty of Science Chulalongkorn University Bangkok Thailand