1. Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education, College of Chemistry and Materials Science, Northwest University, Xi’an, China, 710127
2. National Engineering Research Center for Biomaterials, Sichuan University, Chengdu, China, 610064
3. School of Astronautics, Northwestern Polytechnical University, Xi’an, China, 710072
4. Frontier Institute of Science and Technology and State Key Laboratory for Mechanical Behavior of Materials, Xi’an Jiaotong University, Xi’an, China, 710049
5. State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, China, 730000