Negative friction coefficient in microscale graphite/mica layered heterojunctions

Author:

Liu Bingtong12ORCID,Wang Jin34ORCID,Zhao Shuji123,Qu Cangyu34ORCID,Liu Yuan12ORCID,Ma Liran12,Zhang Zhihong5ORCID,Liu Kaihui5,Zheng Quanshui134,Ma Ming123ORCID

Affiliation:

1. State Key Laboratory of Tribology, Tsinghua University, Beijing 100084, China.

2. Department of Mechanical Engineering, Tsinghua University, Beijing 100084, China.

3. Center for Nano and Micro Mechanics, Tsinghua University, Beijing 100084, China.

4. Department of Engineering Mechanics, Tsinghua University, Beijing 100084, China.

5. State Key Laboratory for Mesoscopic Physics, School of Physics, Peking University, Beijing 100871, China.

Abstract

Negative friction coefficient attributed to the water layer confined at the interface is observed on microscale.

Funder

National Natural Science Foundation of China

Publisher

American Association for the Advancement of Science (AAAS)

Subject

Multidisciplinary

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