Lei Chen

Associate Professor

Email: chenlei@swjtu.edu.cn

Office: Room 401, Institute of Tribology Building, Jiuli Campus

Links: https://faculty.swjtu.edu.cn/chenlei/en/index.htm

BIO

Education

PhD, Southwest Jiaotong University, mechanical design and theory (2013)

B.S., Kunming University of Science and Technology, Mechanical Design manufacture and Automation Major (2007)

Employment

Academic Appointments

Associate Professor, Department of School of Mechanical Engineering, Southwest Jiaotong University, China (2010-present)

Research Interests

Ultra-precision manufacturing, Nanofabrication of 2D materials, Nanotribology, Coating Protection Research, Superlubrication

SELECTED PUBLICATIONS

Principal Publications of the Last Five Years

publication 1: Lei Chen, Jialin Wen, Peng Zhang, Bingjun Yu, Tianbao Ma, Xinchun Lu, Seong H. Kim, Linmao Qian, Nanomanufacturing of silicon surface with a single atomic layer precision via mechanochemical reactions. Nature Communications, 2018, 9, 1542(SCI, IF:12.124).

publication 2: Yunhai Liu, Lei Chen, Bangzheng Jiang, Yangqin Liu, Bin Zhang, Chen Xiao, Junyan Zhang, Linmao Qian, Origin of low friction in hydrogenated diamond-like carbon films due to graphene nanoscroll formation depending on sliding mode: Unidirection and reciprocation. Carbon, 2020, 173: 696-704(IF:8.821).

publication 3: Lei Chen, Zhe Chen, Xiaoyu Tang, Wenmeng Yan, Linmao Qian, Seong H.Kim, Friction at single-layer graphene step edges due to chemical and topographic interactions. Carbon, 2019, 154: 67-73(IF:8.821).

publication 4: Chen Xiao, Jie Li, Jian Guo, Peng Zhang, Bingjun Yu, Lei Chen, Linmao Qian, Role of mechanically-driven distorted microstructure in mechanochemical removal of silicon. Applied Surface Science, 2020, 520: 146337(IF:6.182).

publication 5: Yunhai Liu, Yilong Jiang, Junhui Sun, Lei Wang, Yangqin Liu, Lei Chen, Bin Zhang, Linmao Qian, Durable superlubricity of hydrogenated diamond-like carbon film against different friction pairs depending on their interfacial interaction. Applied Surface Science, 2021, 560: 150023(IF:6.182).

publication 6: Lei Chen, Linmao Qian, Role of interfacial water in adhesion, friction, and wear—A critical review. Friction, 2021, 9(1): 1-28(IF:5.29).

publication 7: Jian Guo, Jian Gao, Chen Xiao, Lei Chen, Linmao Qian, Mechanochemical reactions of GaN-Al2O3 interface at the nanoasperity contact: Roles of crystallographic polarity and ambient humidity. Friction, 2021, Doi.org/10.1007/s40544-021-0501-9(IF:5.29).

publication 8: Pengfei Shi, Junhui Sun, Yunhai Liu, Bin Zhang, Junyan Zhang, Lei Chen, Linmao Qian, Running-in behavior of a H‒DLC/Al2O3 pair at the nanoscale. 2020, Doi.org/10.1007/s40544-020-0429-5(IF:5.29).

publication 9: Lei Chen, Xin He, Hongshen Liu, Linmao Qian, Seong H. Kim, Water adsorption on hydrophilic and hydrophobic surfaces of siliocn. The Journal of Physical Chemistry C, 2018, 21(122): 11385-11391(IF:4.189)

publication 10: Lei Chen, Chen Xiao, Bingjun Yu, Seong H. Kim, Linmao Qian, What governs friction of silicon oxide in humid environment: contact area between solids, water meniscus around the contact, or water layer structure?. Langmuir, 2017, 33(38): 9673-9679(IF: 3.557).

Selected Awards and Honors

Best Paper Award in Tribology (2018、2015)

Zhan Tianyou Railway Science and Technology Award (2019)

Best research paper at the International World Congress on Institutional and Machine Science (IFTOMM) (2015)

Best Poster Award at Material Wear Conference (2017)

Professional Activities

Editorial Board Member, Chinese Journal of Mechanical Engineering-English (2020–)

Guest Editor, Frontiers in Chemistry (2019–)

RESEARCH

Current Research

Research project title 1: Mechanism of material removal in nano-precision surface fabrication.

Research project title 2: Study on the subnanometer controllable removal mechanism of polycrystalline silicon for three-dimensional through-hole interconnection technology.

Research project title 3: Mechanism and application of two-dimensional material nanomachining based on scanning probe technology.

Research project title 4: Anisotropic fatigue wear mechanism and life prediction of aero-engine nickel-based single crystal alloy blade materials.

Research project title 5: Friction induced nanomachining mechanism for high precision and low damage blazed grating.

Research Group

Dr. Chen is a member of Ultra-precision manufacturing group.

TEACHING

Primary Teaching areas

Area 1 : Ultraprecision manufacturing

Area 2 : Micro-Nano friction and wear

Current Courses

Course title 1: The frontier of Micro/Nano Manufacturing

Course title 2: Tribological frontier

GRADUATE SUPERVISION

I am available for supervision. Over the past five years, I have supervised and graduated 6 PhDs and 17 B.S..

In the News

News title 1: Tuning atomic topographies by tribochemistry

https://www.stle.org/files/TLTArchives/2018/08_August/Cutting_Edge.aspx?WebsiteKey=a70334df-8659-42fd-a3bd-be406b5b83e5

News title 2: Mechanochemistry etches silicon one layer at a time

https://cen.acs.org/physical-chemistry/surface-chemistry/Mechanochemistry-etches-silicon-one-layer/96/i18

News title 3: A simple method etches patterns at the atomic scale

https://www.eurekalert.org/pub_releases/2018-04/ps-asm042618.php