affiliation not provided to SSRN, affiliation not provided to SSRN, Southwest University of Science and Technology, Southwest University of Science and Technology, Southwest University of Science and Technology, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Southwest University of Science and Technology, Southwest University of Science and Technology, Southwest University of Science and Technology and Southwest University of Science and Technology - State Key Laboratory of Environment-friendly Energy Materials