1. Research Institute for Energy Equipment Materials
2. Tianjin Key Laboratory of Materials Laminating Fabrication and Interface Control Technology
3. Hebei University of Technology
4. Tianjin 300130
5. China
6. Interdisciplinary Nanoscience Center (iNANO)
7. Aarhus University
8. Aarhus 8000
9. Denmark
10. State Key Laboratory of Heavy Oil Processing
11. College of Science
12. China University of Petroleum
13. Qingdao 266580