Hefei Normal University, Hefei Normal University, Hefei Normal University, affiliation not provided to SSRN, Hefei Normal University, Tsinghua University - State Key Laboratory of New Ceramics and Fine Processing, Tsinghua University, affiliation not provided to SSRN, Hefei Normal University - School of Physics and Materials Engineering and Chinese Academy of Sciences (CAS) - Anhui Province Key Laboratory of Materials Physics and Technology