1. aFujian Collaborative Innovation Center for R&D of Coach and Special Vehicle, Xiamen University of Technology, Xiamen, P.R. China
2. bFujian Key Laboratory of Functional Materials and Applications, Xiamen University of Technology, Xiamen 361024, P.R. China
3. cDepartment of Physics, University of Science and Technology Bannu, Khyber Pakhtunkhwa, Pakistan
4. dInstitute for Advanced Materials and Technology, University of Science and Technology Beijing, Beijing, P.R. China