University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, University of Science and Technology Beijing - School of Materials Science and Engineering, Chinese Academy of Sciences (CAS) - State key laboratory for Magnetism, Chinese Academy of Sciences (CAS) - CAS Key Laboratory of Cryogenics and Chinese Academy of Sciences (CAS) - State key laboratory for Magnetism