1. Department of Electrical Engineering, Faculty of Engineering, Srinakharinwirot University, Nakhon Nayok, Thailand
2. Department of Electrical Engineering, Faculty of Engineering, Rajamangala University of Technology Lanna, Chiang Mai, Thailand
3. Thailand Institute of Nuclear Technology (Public Organization), Nakhon Nayok, Ongkharak, Thailand
4. Department of Biotechnology, Natural Antioxidant Innovation Research Unit, Faculty of Technology, Mahasarakham University, Maha Sarakham, Thailand