Faculty Directory
Wing K. Liu

Walter P. Murphy Professor of Mechanical Engineering


2145 Sheridan Road
Tech A326
Evanston, IL 60208-3109

847-491-7094Email Wing Liu


Mechanical Engineering

Download CV


Ph.D. California Institute of Technology, Pasadena, CA

M.S. California Institute of Technology, Pasadena, CA

B.S. Engineering Science (Hons)
University of Illinois at Chicago, Chicago, IL

Research Interests

Linear and onlinear finite elements, multiscale methods for materials and material systems design, engineering simulation

Meshfree particle methods, reproducing kernel particle methods, multiscale peridynamics

Linear and Nonlinear Fluid Structure Interactions

Seismic Analysis and Vulnerability of Structures

Computational Nanotechnology

Multiscale Computational Materials Design for Additive Manufacturing

Computational Multiscale Fracture

Microfluidics and electrokinetics of manipulation and assembly of nano/bio molecules

Modeling of MEMS/NEMS and energy harvesting Devices

Microfluidic electrokinetic assembly of nano- and bio-molecules

Computational design and analysis of nanodiamond-polyethylenimine-gene/drug delivery

Computational design and analysis of drug delivery in microvasculature


Multi-functional theory and finite element analysis and design of acoustic and phononic metamaterial isolation, energy harvesting, and sensing

Finite element and multiscale analysis of nano-polymer composite for rubber and ties industries

Significant Recognition

  • International Association for Computational Mechanics: Gauss-Newton Medal, the highest award given by the Society (2012)
  • American Society of Mechanical Engineers (ASME): Robert Henry Thurston Lecture Award, 2007
  • U. S. Association for Computational Mechanics: John von Neumann Medal, the highest award given by USACM, 2007
  • Japan Society of Mechanical Engineers: Computational Mechanics Award, 2004
  • Cited by Institute for Scientific Information (ISI) as one of the most highly cited, influential researchers in Engineering, and an original member, highly cited researchers database (2001)
  • ASME Gustus L. Larson Memorial Award (1995)
  • Thomas J. Jaeger Prize, Int. Association for Structural Mechanics in Reactor Technology (1989)
  • ASME Pi Tau Sigma Gold Medal (1985)
  • Ralph R. Teetor Educational Award, American Society of Automotive Engineers (1983)
  • ASME Melville Medal (1979)

Selected Publications

    Selected Journal Articles

    Steven Greene, Ying Li, Wei Chen, Wing Kam Liu, “The archetype-genome exemplar in molecular dynamics and continuum mechanics,” Computational Mechanics, Volume 53, Issue 4 (2014), Page 687-737.

    R.J.A. Steenbakkers, C. Tzoumanekas, Y. Li, W.K. Liu, M. Kröger, J.D. Schieber. Primitive-path statistics of entangled polymers: Mapping multi-chain simulations onto single-chain mean-field models. 2014 New Journal of Physics  16, 015027 doi:10.1088/1367-2630/16/1/015027

    Y. Li, M. Kröger, W.K. Liu, “Dynamic structure of unentangled polymer chains in the vicinity of non-attractive nanoparticles,” 2014, Soft Matter, 10, 1723-1737. DOI:10.1039/c3sm51564h.

    Ying Li, Wylie Stroberg, Tae-Rin Lee, Han Sung Kim, Han Man, Dean Ho, Paolo Decuzzi, Wing Kam Liu, “Multiscale Modeling and Uncertainty Quantification in Nanoparticle mediated Drug/Gene Delivery,” Special Issue of Computational Mechanics on Nanomedicine, (2014) 53:511–537, DOI 10.1007/s00466-013-0953-5.

    Zhe Li, Hualong Yu, Bing Jiang, Mike Poldneff, Craig Burkhart, Wing K. Liu, Q. Jane Wang, “Interfacial Properties of Carbon–Rubber Interfaces Investigated via Indentation Pull-Out Tests and the JKR Theory,” Tribol Lett October, (2013) 52:155–161, DOI 10.1007/s11249-013-0202-2.

    M. A. Bessa, J. T. Foster, T. Belytschko, Wing Kam Liu, “A meshfree unification: reproducing kernel peridynamics,” Computational Mechanics, Volume 53, Issue 6 (2014), Page 1251-1264.

    Byeonghoon Kim, Soojin Jo, Junyoung Son, Junghoon Kim, Min Hyeok Kim, Si Un Hwang, Sreekantha Reddy Dugasani, Byung-Dong Kim, Wing Kam Liu, Moon Ki Kim and Sung Ha Park , Ternary and senary representations using DNA double-crossover tiles, Nanotechnology 25 (2014) 105601 (5pp), doi:10.1088/0957-4484/25/10/105601.

    Moore, J. A., Ma, R., Domel, A. G., Liu, W. K., An efficient multiscale model of damping properties for filled elastomers with complex microstructures, Composites Part B: Engineering, 262-370, 2014, http://dx.doi.org/10.1016/j.compositesb.2014.03.005.

    J. H. Chung, T. R. Lee, and W. K. Liu, Handbook of Biomimetics and Bioinspiration Biologically-Driven Engineering of Materials, Processes, Devices, and Systems, Handbook of Biomimetics Bioinspiration, World Scientific Series in Nanoscience and Nanotechnology: Volume 2: Electromechanical Systems, May 2014.

    Gang Bao, Yuri Bazilevs, Jae-Hyun Chung, Paolo Decuzzi, Horacio D. Espinosa, Mauro Ferrari, Huajian Gao, Shaolie S. Hossain, Thomas J. R. Hughes, Roger D. Kamm, Wing Kam Liu, Alison Marsden, Bernhard Schrefler, “­USNCTAM Perspectives on Mechanics in Medicine,” J. R. Soc. Interface, 2014, 11, 20140301, published 28 May 2014, http://dx.doi.org/10.1098/rsif.2014.0301.

    Ying Li, Martin Kröger, Wing Kam Liu, Endocytosis of PEGylated nanoparticles accompanied by structural and free energy changes of the grafted polyethylene glycol, Biomaterials, 35 (2014) 8467-8478, DOI: 10.1016/j.biomaterials.2014.06.032.

    Tang, S., Li, Y., Liu, WK., and Huang, X., Surface ripples of polymeric nanofibers under tension: the crucial role of Poisson's ratio, Macromolecules, 2014, 47(18), 6503-6514. DOI: dx.doi.org/10.1021/ma5012599.

    Tang S, Greene MS, Peng XH, Liu WK, Guo ZY. Chain confinement drives the mechanical

    properties of nanoporous polymers. EPL (Europhysics Letters) 2014; 106(3):36 002.

    Stephanie Chan O'Keeffe, Shan Tang, Adrian M Kopacz, Jacob Smith, David J Rowenhorst, George Spanos, Wing Kam Liu, Gregory B Olson, Multiscale Ductile Fracture Integrating Tomographic Characterization and 3D Simulation, Acta Materialia, 82, (2015), 503-510.

    John A. Moore, Ying Li, Devin T. O’Connor, Wylie Stroberg, Wing Kam Liu, “Advancements in Multiresolution Analysis,” Int. J. Numer. Meth. Engng, Online, 2014. DOI: 10.1002/nme.4840


    Selected Books

    Nonlinear Finite Elements for Continua and Structures, 2nd Edition, Ted BelytschkoWing Kam LiuBrian MoranKhalil Elkhodary, ISBN: 978-1-118-63270-3, 832 pages, December 2013



    Nano Mechanics and Materials:  Theory, Multiscale Methods and Applications,

    Wing K. Liu, Eduard G. Karpov and Harold S. Park,  Wiley, 2005
    ISBN: 354059903; http://www.wiley.com/WileyCDA/WileyTitle/productCd-0470018518.html

    Meshfree Particle Methods by Shaofan Li and Wing K. Liu, Springer, 2004
    ISBN: 3540222561; http://www.springeronline.com/3-540-22256-1


In the Classroom

Finite Element Methods in Mechanics

To learn the basic theory behind the finite element method (FEM); how to program the finite element method using MATLAB as a programming tool; to learn a general commercial FEM code to write interface programs and solve typical engineering problems.

Finite Elements for Design and Optimization

The scope of the course is to provide the analytical and computational tools necessary for the design of complex structural and material systems for modern engineering applications, ranging from structural engineering to micro and nanotechnology.

Advanced Finite Element Methods I

Gain theoretical, programming, and application knowledge of nonlinear finite element methods. Understand the associated continuum mechanics and its finite element implementation and applications.

Advanced Finite Element Methods II

Arbitrary Lagrangian Eulerian (ALE) formulations, Non-linear materials, and introduction to computational fracture mechanics; using ABAQUS, programming VUMAT, UMAT.

Multi-scale Modeling and Simulation in Solid Mechanics

Understand the underlying principles of molecular dynamics. Gain proficiency in designing molecular dynamics simulations using available software (LAMMPS). Understand the connection between information available on small (atomistic) and large (continuum) scales. Applications: Nanostructure materials: Nanowires: single crystal Si.  Nano Carbons: nanotube; Polymer nano-composite: polymer mechanics, polymer and polymer-fillers modeling; Multi-scale modeling.