1. Faculty of Electrical Engineering, Hanoi University of Industry, Hanoi 100000, Vietnam
2. Institute of Research and Development, Duy Tan University, Da Nang 550000, Vietnam
3. Faculty of Natural Sciences, Duy Tan University, Da Nang 550000, Vietnam
4. Division of Theoretical Physics, Dong Thap University, Cao Lanh 870000, Vietnam
5. Department of Materials Science and Engineering, Le Quy Don Technical University, Hanoi, Vietnam