1. Institute of Advanced Materials and Technology, University of Science and Technology Beijing, Beijing 100083, P. R. China
2. Northwest Institute For Nonferrous Metal Research, 96 Weiyang Road, Xi’an, Weiyang District, 710016, P. R. China
3. The Faculty of Printing, Packaging Engineering and Digital Media Technology, Xi’an University of Technology, Xi’an 710054, P. R. China