1. Physics Program, Faculty of Science and Technology, Thepsatri Rajabhat University, Lopburi, Thailand
2. Physics Program, Faculty of Science and Technology, Nakhon Pathom Rajabhat University, Nakhon Pathom, Thailand
3. Center of Excellence in Glass Technology and Materials Science (CEGM), Nakhon Pathom Rajabhat University, Nakhon Pathom, Thailand