1. State Key Laboratory for Mechanical Behavior of Materials, School of Material Science and Engineering, Xi’an Jiaotong University, Xi’an 710049, P. R. China
2. Key Laboratory of Magnetic Molecules & Magnetic Information Materials, Ministry of Education, School of Chemistry & Material Science, Shanxi Normal University, Linfen 041004, P. R. China
3. School of Chemistry and Chemical Engineering, Xi’an University of Science and Technology, Xi’an 710054, P. R. China
4. Heilongjiang Jushengquan New Energy Co., Ltd., Mudanjiang 157000, P. R. China