Ph.D., Department of Mechanical Engineering, Hefei University of Technology, China, 2000

M.S., Applied Mechanics, Xi’anJiao tong University, China,1993

B.S., Applied Mechanics, XI’AN Jiao tong University, China, 1990

2003.11-Present, State Key Laboratory of Tribology, Department of Mechanical Engineering, Tsinghua University, Beijing, China,Associate Professor

2002.1-2003.11, State Key Laboratory of Tribology, Department of Precision Instruments and Mechanology, Tsinghua University, China, Postdoctoral fellow

1993.7-2001.12, Department of Mechanical Engineering,Hefei University of Technology, China, Lecturer, Associate Professor

Lubrication and frictionanalysis of Mechanical system

---The evaluation analysis of lubricant and additive in the practical and extreme conditions

---Friction and lubrication behavior analysis of typical machinery such as motor, gears

Microrheology and boundary slip of nano-scale confined liquids

--- Rheology of microfluidic liquid or thin film under effects of substrate interaction

---Viscoelasticity properties and molecular orientations of complex liquids under nano-scale confinement，shear or electric field (e.g. electrowetting)

---Boundary slip on solid-liquid interface and wall shear stress measurement

Nano-mechanics of AFM and Micro/nano friction (Tribology)

---Interfacial forces using colloid probe in Atomic Force Microscopy

---Stick-slip friction and adhesive contact mechanics at nano-scale

The National Natural Sciences Award of Ministry of Education, 2013

Second Prize of Youth Teaching Achievements in Tsinghua University, 2006

[1] Xiangjun Zhang, Xiaohao Zhang，XiaoxiQiao, Nanorheology of liquid crystal thin films confined between interfaces with anisotropic molecular orientations . Microfluidics and Nanofluidics，Online，2014.

[2] Zhang Songpeng&, Zhang Xiangjun.A quantitative measurement of wall shear stress using electric capacity sensing of nematic liquid crystal coating。Tribology letters, 2014. Vol.53(1)

[3] QiaoXiaoxi,ZhangXiangjun,YonggangMeng.Boundary layer viscosity of CNT-doped liquid crystals: effects of phase behavior.Rheol Acta,November 2013,  Volume 52, Issue 10-12, pp 939-947

[4] Zhang XJ, Huang Y, Guo YB, Tian Y, Meng YG, A Dynamic Rheological Model for Thin-Film Lubrication. Chinese Physics B, 2013, 22(1): 016202.

[5] Zhang Song-Peng; Zhang Xiang-Jun; Tian Yu; Meng Yong-Gang.A quantitative model and experimental investigations of wall shear stress between solid and gaseous fluid using liquid crystal coating. ACTA PHYSICA SINICA, 61(23), 2012

[6] Xiangjun Zhang, Xiaohao Zhang et al. Anti-electroviscous effect of Near-surface 5CB Liquid Crystal and its Boundary Lubrication Property. Rheologica Acta,2011 (on line)

[7] Zhang, Xiangjun; Liu, Xiaoxiang; Zhang, Xiaohao; Tian, Yu; Meng, Yonggang. Ordering of the 7CB liquid crystal induced by nanoscale confinement and boundary lubrication .LIQUID CRYSTALS, 39(11), pp 1305-1313, 2012

[8] Zhang XJ, Huang Y, Guo YB, Tian Y, Meng YG, A Dynamic Rheological Model for Thin-Film Lubrication. Chinese Physics B, 2013, 22(1): 016202.

[9] Zhang, Xiangjun; Huang, Ying; Wang, Yuanyuan; Tian, Yu; Meng, Yonggang. Effects of Inhomogeneous Substrate and Molecular Orientation on the AC Electrowetting Behavior of Liquid Crystal Droplet. JOURNAL OF ADHESION SCIENCE AND TECHNOLOGY, 26(12-17), pp 1985-2000, 2012.

[10] Xiangjun Zhang，Xiaohao Zhang. Finite element modeling of the nano-scale adhesive contact and the geometry-based pull off force. Tribology Letters, Vol.41: 65-72, 2011

[11] T. Haensel, X. Zhang, T. Wüstehoff, X. Zhang, M. Kosinskiy, A. Keppler, S. Krischok, S.I.-U. Ahmed. Kombinierte Fest- und FlüssigschmierungfürNanopositionier- und Nanomessmaschinen. Proceedings of the GfT-Conference, Göttingen, Germany, 2010