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石墨烯纳米界面摩擦行为的分子动力学研究

摘要第6-8页
Abstract第8-9页
Chapter 1 Introduction of nanoscale friction第12-34页
    1.1 Introduction第12-14页
    1.2 Main techniques to study nanoscale friction第14-21页
        1.2.1 Experimental techniques第14-15页
        1.2.2 Molecular dynamics simulation第15-16页
        1.2.3 Theoretical models for nanoscale friction第16-21页
    1.3 A unique phenomenon in atomic friction-structural superlubricity第21-24页
    1.4 Factors that control nanoscale friction第24-31页
        1.4.1 Temperature effect第24-26页
        1.4.2 Surface effect第26-29页
        1.4.3 Velocity and normal load effect第29-31页
    1.5 Open questions in this thesis第31-32页
    1.6 Outline of this thesis第32-34页
Chapter 2 Effects of commensurability and charge on the frictional behavior of 2D crystals第34-57页
    2.1 Introduction第34-36页
    2.2 Commensurate effect on nanoscale friction and stacking mode第36-43页
        2.2.1 Method and model第37-38页
        2.2.2 Results and discussion第38-42页
        2.2.3 Conclusions and discussion第42-43页
    2.3 Coupling effect of commensurability and charge第43-47页
        2.3.1 Method and model第43-44页
        2.3.2 Results and discussion第44-47页
    2.4 Charge distribution effect on graphene oxides第47-55页
        2.4.1 Method and model第47-50页
        2.4.2 Results and discussion第50-55页
        2.4.3 Conclusion and perspective第55页
    2.5 Summary第55-57页
Chapter 3 Diffusion behavior of graphene flake on graphene substrate第57-71页
    3.1 Introduction第57-59页
    3.2 Method and model第59-60页
    3.3 Results and discussion第60-70页
        3.3.1 Diffusion behavior under different temperature第60-66页
        3.3.2 Rotational degree of freedom第66-69页
        3.3.3 z direction fluctuation of graphene flake第69-70页
    3.4 Conclusions and summary第70-71页
Chapter 4 Sliding behavior of graphene flake on graphene substrate第71-81页
    4.1 Introduction第71-73页
    4.2 Method and model第73-74页
    4.3 Results and discussion第74-80页
    4.4 Conclusions and summary第80-81页
Chapter 5 Predicting the lifetime of superlubricity第81-101页
    5.1 Introduction第81-83页
    5.2 Results and discussion第83-100页
        5.2.1 Sliding dynamics of atomistically smooth surfaces with critical transition第83-85页
        5.2.2 Simplified description by using the Frenkel-Kontorova model第85-90页
        5.2.3 Statistical indicators for the superlubric breakdown in the FK model第90-98页
        5.2.4 Indicator-based engineering strategies to extend the lifetime of superlubricity第98-100页
    5.3 Conclusions第100-101页
Chapter 6 Conclusions and future work第101-105页
    6.1 Conclusions第101-102页
    6.2 Future work第102-105页
References第105-116页
Acknowledgements第116-117页
Publications第117-118页
Appendix第118-119页

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