1. Department of Physics, College of Information Science and Engineering, Huaqiao University, Xiamen 361021, China
2. Institute of Physics, Kazan Federal University, Kazan 420008, Russia
3. Department of Natural and Mathematical Sciences, Turin Polytechnic University in Tashkent, Tashkent 100095, Uzbekistan
4. College of Science and Technology, Nihon University, Chiba 274-8501, Japan