Hebei Normal University, affiliation not provided to SSRN, Hebei Normal University, Hebei Normal University, Hebei Normal University, Hebei Normal University, affiliation not provided to SSRN, Hebei Normal University, Hebei Normal University, affiliation not provided to SSRN, Hebei Normal University, Chinese Academy of Sciences (CAS) - Beijing National Laboratory for Condensed Matter Physics and affiliation not provided to SSRN