1. College of Materials Science and Engineering
2. Institute for Graphene Applied Technology Innovation
3. the Growing Base for State Key Laboratory
4. Qingdao University
5. Qingdao 266071
6. State Key Laboratory of Tribology
7. Tsinghua University
8. Beijing 100084
9. China
10. Qingdao University of Science and Technology
11. Qingdao 266042