[1]School of Mechanical Engineering Guangxi University of Science and Technology Liuzhou545006 China;
[2]Chengdu Carbon Co. Ltd. No.88South2Road Economic and Technological Development Zone Chengdu610100 China;
[3]State Key Laboratory of New Ceramics and Fine Processing School of Materials Science and Engineering Tsinghua University Beijing100084 China;
[4]State Key Laboratory of Tribology Tsinghua University Beijing100084 China;
two-dimensional materials; graphene; anti-friction; anti-wear; lubrication;