Ye Ye XU, Ph.D.

Rhodia/LRSM Postdoctoral Research Fellow

Laboratory for Research on the Structure of Matter (LRSM)

University of Pennsylvania
3231 Walnut Street
Philadelphia, PA 19104-6396
Phone: (215) 573-7775
email: yexu (at)

Curriculum Vitae (PDF)

Google Scholar

  Research Interests
          1. Mechanical heterogeniety in soft complex materials
          2. Adhesion and friction at soft interfaces
          3. Mechanical failure in disordered packing of soft colloidal particles
          4. Multifunctional nanowire/polymer composites
          5. Mechanics of drying-induced fracture

          Yale University
, New Haven, CT, USA
                       Ph.D., Engineering and Applied Science, 05/2012
                        M.Phil., Mechanical Engineering, 12/2009
                        M.S., Mechanical Engineering, 12/2007

            Shanghai Jiao Tong University, Shanghai, China
                        M.S., Materials Science, 03/2006
                        B.S., Materials Science and Engineering, 06/2003



[13] R. Dreyfus, Y. Xu, T. Still, L. A. Hough, A. G. Yodh, S. Torquato;
Diagnosing Hyperuniformity in Two-dimensional, Disordered, Jammed Packings of Soft Spheres
Physical Review E: Statistical, nonlinear, and soft matter physics 91, 012302 (2015)
- selected as Editor's Suggestions

[12] R. W. Style, R. Boltyanskiy, G. K. German, C. Hyland, C. W. MacMinn, A. F. Mertz, L. A. Wilen, Y. Xu, and E. R. Dufresne;
Traction Force Microscopy in Physics and Biology (Tutorial Review)
Soft Matter 10 (23), 4047-4055 (2014)
- Example data and MATLAB code demonstrating how to calculate traction forces from displacement measurements at the surface of a substrate.

[11]  A. Basu, Y. Xu,* T. Still, P. E. Arratia, Z. Zhang, K. N. Nordstrom, J. M. Rieser, J. P. Gollub, D. J. Durian, and A. G. Yodh;
Rheology of Soft Colloids Across the Onset of Rigidity: Scaling Behavior, Thermal, and Non-thermal Responses
Soft Matter
10 (17), 3027-3035 (2014).
*I am the co-first-author and the corresponding author

[10]  Y. Xu, G. K. German, A. F. Mertz, and E. R. Dufresne;
Imaging Stress and Strain in the Fracture of Drying Colloidal Films
Soft Matter
9 (14), 3735-3740 (2013).
- highlighed on the Soft Matter blog

[9]  G. K. German, W. C. Engl, E. Pashkovski, S. Banerjee, Y. Xu, A. F. Mertz, C. Hyland, and E. R. Dufresne;
Heterogeneous Drying Stresses in stratum corneum
Biophysical Journal
102 (11), 2424-2432 (2012).

[8]  A. F. Mertz, S. Banerjee, Y. Che, G. K. German, Y. Xu, C. Hyland, M. C. Marchetti, V. Horsley, and E. R. Dufresne;
Scaling of Traction Forces with Size of Cohesive Cell Colonies
Physical Review Letters 108 (19), 198101 (2012).
- selected as Editor’s Suggestions

[7]  E. R. Jerison, Y. Xu, L. A. Wilen, and and E. R. Dufresne;
Deformation of an Elastic Substrate by a Three-Phase Contact Line
Physical Review Letters
106 (18), 186103 (2011).
- selected as Editor’s Suggestions
- featured in Physics Today

[6]  Y. Xu, W. C. Engl, E. R. Jerison, K. J. Wallenstein, C. Hyland, L. A. Wilen, and E. R. Dufresne;
Imaging in-plane and normal stresses near an interface crack using traction force microscopy
Proceedings of the National Academy of Science of the United States of America 107, 14964-14967 (2010).
- featured in Yale Press Release, and Yale Scientific Magazine

[5]  Y. Xu, X. Huang, and A. G. Ramirez;
Crystallization of Amorphous NiTiCu Thin Films
Journal of Alloys and Compounds 480, L13-L16 (2009).

[4]  Y. Xu, L. H. Li, X. Cai, and P. K. Chu;
Hard Nanocomposite Ti-Si-N Films Prepared by DC Reactive Magnetron Sputtering Using Ti-Si Mosaic Target
Surface and Coating Technology 201, 6824-6827 (2007).

[3]  Y. Xu, L. H. Li, X. Cai, Q. Chen, and P. K. Chu;
The Microstructure and Mechanical Properties of Ti-Si-N Nanocomposite Coating Prepared by DC Magnetron Sputtering
Journal of Shanghai Jiao Tong University 41, 452-456 (2007). (in Chinese)

[2]  Y. Xu, X. Cai, Q. Chen, Y. Shen, and L. H. Li;
Development of Superhard Ti-Si-N Nanocomposite Coating
New Technology & New Process 2006, 5-8 (2006). (in Chinese)

[1]  S. Guo, L. H. Li, X. Cai, Q. Chen, Y. Xu, H. Weng, and M. Xu;
The Compound Ion Implanter Control System Based on the PC-PLC
New Technology & New Process 2005, 12-15 (2005). (in Chinese)
TFM review
Basu et al. Soft Matter 2014Imaging Stress and Strain in the Fracture of Drying Colloidal Filmsskincolonycontact linetfm

___________________________________(still under construction)_____________________________________
Copyright Ye Xu, University of Pennsylvania, 2013

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