1. Key Laboratory of Nonferrous Materials and New Processing Technology of Ministry of Education, School of Materials Science, Engineering Guilin University of Technology; Guilin 541004 P. R. China
2. Institute of Materials for Electronics and Energy Technology (I-MEET), Department of Materials Science and Engineering, Friedrich-Alexander University Erlangen-Nuremberg; Erlangen 91058 Germany
3. Collaborative Innovation Center for Exploration of Hidden Nonferrous Metal Deposits and Development of New Materials in Guangxi, Guilin University of Technology; Guilin 541004 P. R. China