University of Science and Technology Beijing, Lund University, University of Science and Technology Beijing, Lund University, Lund University, Deutsches Elektronen-Synchrotron, Deutsches Elektronen-Synchrotron, affiliation not provided to SSRN, Deutsches Elektronen-Synchrotron, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Science and Technology Beijing - Institute for Advanced Materials and Technology, Lund University and affiliation not provided to SSRN