1. a Department of Physics and Materials Science, Faculty of Science , Chiang Mai University , Chiang Mai , 50200 , Thailand
2. b Thailand Center of Excellence in Physics , Commission on Higher Education, Ministry of Education , Bangkok , 10400 , Thailand
3. c Department of Industrial Engineering, Faculty of Science , Chiang Mai University , Chiang Mai , 50200 , Thailand
4. d School of Physics , Institute of Science, Suranaree University of Technology , Nakhon Ratchasima , 30000 , Thailand