1. Department of Chemistry, Faculty of Science, Chiang Mai University, 239 Huay Kaew Rd, Chiang Mai 50200, Thailand
2. Graduate School, Chiang Mai University, 239 Huay Kaew Rd, Chiang Mai 50200, Thailand
3. Center of Excellence in Materials Science and Technology, Chiang Mai University, Chiang Mai 50200, Thailand
4. Department of Chemistry, Faculty of Science, Chulalongkorn University, Phayathai Road, Patumwan Bangkok 10330, Thailand