Qingdao University of Science and Technology, Qingdao University of Science and Technology, Qingdao University of Science and Technology, affiliation not provided to SSRN, Shandong University of Science and Technology, Qingdao University of Science and Technology, Qingdao University of Science and Technology, Shaanxi University of Science and Technology - School of Material Science ＆ Engineering, Qingdao University of Science and Technology, Qingdao University of Science and Technology and Qingdao University of Science and Technology