1. College of Science, Northeast Forestry University, Harbin 150040, Heilongjiang, People’s Republic of China
2. Physics Department & Shanghai Key Laboratory of Magnetic Resonance, School of Physics and Electronic Science, East China Normal University, North Zhongshan Road 3663, Shanghai 200062, People’s Republic of China
3. Department of Physics, Liaoning University, Shenyang 110036, Liaoning, China
4. Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Jiangsu National Synergetic Innovation Center for Advanced Materials, Nanjing Tech University, Nanjing 211816, Jiangsu, China