1. College of Computer Science, Huanggang Normal University, Huanggang 438000, China
2. Department of Biomedical Engineering, College of Engineering and Applied Sciences, School of Chemistry and Chemical Engineering, Chemistry and Biomedicine Innovation Center (ChemBIC), Nanjing University, Nanjing 210093, China
3. Physics Department, Faculty of Science, Assiut University, Assiut 71516, Egypt
4. Department of Physics, College of Science, Jouf University, P.O. Box 2014, Al-Jouf, Sakaka 72388, Saudi Arabia
5. Beijing Key Lab of Nanophotonics and Ultrafine Optoelectronic Systems, Center for Micro-Nanotechnology; Key Lab of Advanced Optoelectronic Quantum Design and Measurement, Ministry of Education, School of Physics, Beijing Institute of Technology, Beijing 100081, P. R. China