1. Program of Physics, Faculty of Science and Technology, Pibulsongkram Rajabhat University, Phitsanulok, Thailand
2. Advanced Materials Research Unit, Department of Chemistry, Faculty of Science, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand
3. Department of Physics, Faculty of Science, Kasetsart University, Bangkok, Thailand
4. Department of Physics, Faculty of Science, Naresuan University, Phitsanulok, Thailand
5. Research Center for Academic Excellence in Applied Physics, Faculty of Science, Naresuan University, Phitsanulok, Thailand