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Guang Chen
Ph.D., Assistant Professor
Department of Advanced Manufacturing and Robotics, College of Engineering, Peking University
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Complex Fluids | Soft Matter | Polymer Physics | Electrokinetics | Rheology | 3D Printing | Smart Material

WORK EXPERIENCE                                                                                         

03/2021- present          Peking University, Beijing, China

                                   Assistant Professor | Department of Advanced Manufacturing and Robotics

03/2018-12/2020         Princeton University, Princeton, NJ, USA (PU)

                                   Postdoctoral Research Associate | Complex Fluid         | Advisor: Howard A. Stone

02/2017-02/2018         University of Maryland, College Park, MD, USA (UMD)

                                   Postdoctoral Researcher              | 3D Printing               | Advisor: Siddhartha Das


09/2014-01/2017         University of Maryland, College Park, MD (UMD)                                              

Ph.D. in Mechanical Engineering      | Soft Electrokinetics  | Advisor: Siddhartha Das

09/2012-12/2013         Columbia University in the City of New York (CU)                                                    

M.S. in Mechanical Engineering | Energy System       | Advisor: Mohammad Naraghi

09/2008-06/2012         Shanghai Jiao Tong University (SJTU)      

B.S. in Mechanical Engineering | Thermal Energy Engineering

B.A. in Media and Design           | Advertising                               

05/2018        2017 Mechanical Engineering Best Dissertation Award, UMD

01/2016        2016 A. James Clark School’s Future Faculty Fellow, UMD 

11/2015        2015-16 Northrop Grumman Graduate Fellowship in Engineering Education, UMD 

11/2015        Finalist in Clean Energy Education Empowerment(C3E) Women in Clean Energy Symposium


We are constantly looking for enthusiastic postdoctoral scholars, PhD students and undergraduate students. Please feel free to write to with your resume.


  1. G. Chen, A. Perazzo and H. A. Stone, Influence of salt on the viscosity of polyelectrolyte solutions, Phys. Rev. Lett., 124, 177801 (2020)
  2. S. He, C. Chen, G. Chen, F. Chen, J. Dai, J. Song, F. Jiang, C. Jia, H. Xie, Y. Yao, E. Hitz, R. Mi, M. Jiao, S. Das and L. Hu, High-Performance, Scalable Wood-Based Filtration Device with a Reversed-Tree Design, Chem. Mater., 32, 5, 1887-1895 (2020)
  3. H. S. Sachar, V. S. Sivasankar, S. A. Etha, G. Chen, and S. Das, “Ionic current in nanochannels grafted with pH-responsive polyelectrolyte brushes modeled using augmented strong stretching theory.” Electrophoresis, 41, 554-561 (2020)
  4. T. Li, X. Zhang, S. D. Lacey, R. Mi, X. Zhao, F. Jiang, J. Song, Z. Liu, G. Chen, J. Dai, Y. Yao, S. Das, R. Yang, R. M. Briber and L. Hu, Cellulose ionic conductors with high differential thermal voltage for low-grade heat harvesting, Nature Materials, 18, 608–613, (2019)
  5. G. Chen, H. Sachar, S. Das, Efficient electrochemomechanical energy conversion in nanochannels grafted with end-charged polyelectrolyte brushes at medium and high salt concentration, Soft Matter, 14 (25), 5246-5255, (2018)
  6. G. Chen, Y. Gu, H. Tsang, D. R. Hines and S. Das, The effect of droplet sizes on overspray in aerosol jet printing, Adv. Eng. Mater., 20 (8), 1701084, (2018)
  7. G. Chen, J. Patwary, H. Sachar, S. Das, Electrokinetics in nanochannels grafted with poly-zwitterionic brushes, Microfluid Nanofluid, 22: 112, (2018)
  8. Y. Kuang, C. Chen, G. Chen, Y. Pei, G. Pastel, C. Jia, J. Song, R. Mi, B. Yang, S. Das, L. Hu, Bioinspired solar-heated carbon absorbent for rapid cleanup of highly viscous crude oil, Adv. Funct. Mater., 1900162, (2019)
  9. N. Dalal, Y. Gu, G. Chen, D. R. Hines, A. Dasgupta and S. Das, Effects of gas flow rates on quality of aerosol jet printed traces with nanoparticle conducting ink, J. Electron. Packag., 142 (1): 011012, (2020)
  10. T. Li, H. Liu, X. Zhao, G. Chen, J. Dai, G. Pastel, C. Jia, C. Chen, E. Hitz, S. Das, R. Yang, L. Hu, Scalable and highly efficient mesoporous wood-based solar steam generation device: localized heat, rapid water transport, Adv. Funct, Mater., 28 (16), 1707134, (2018)
  11. C. Wang, S. Wang, G. Chen, … S. Das, L. Hu, Flexible, bio-compatible nanofluidic ion conductor, Chem. Mater., 30(21), 7707-7713, (2018)
  12. G. Chen and S. Das, Massively enhanced electroosmotic transport in nanochannels grafted with end-charged polyelectrolyte brushes, J. Phys. Chem. B, 121 (14), 3130–314, (2017)
  13. H. Liu, C. Chen, G. Chen, Y. Kuang, X. Zhao, J. Song, C. Jia, X. Xu, E. Hitz, H. Xie, S. Wang, F. Jiang, T. Li, Y. Li, A. Gong, R. Yang, S. Das, L. Hu, High-performance solar steam device with layered channels: artificial tree with a reversed design, Adv. Energy Mater., 8 (8), 1701616, (2017)
  14. C. Jia, Y. Li, Z. Yang, G. Chen, Y. Yao, F. Jiang, Y. Kuang, G. Pastel, H. Xie, B. Yang, S. Das, L. Hu, Rich mesostructures derived from natural woods for solar steam generation, Joule, 1, 588–599, (2017)
  15. F. Chen, A. Gong, M. Zhu, G. Chen, S. D. Lacey, F. Jiang, Y. Li, Y. Wang, J. Dai, Y. Yao, J. Song, B. Liu, K. Fu, S. Das, L. Hu, Mesoporous, 3d wood membrane with nanoparticles for highly efficient water treatment, ACS Nano., 11 (4), 4275–4282, (2017)
  16. M. Zhu, Y. Li, G. Chen (co-first), F. Jiang, Z. Yang, X. Luo, Y. Wang, S. D. Lacey, J. Dai, C. Wang, C. Jia, J. Wan, Y. Yao, A. Gong, B. Yang, Z. Yu, S. Das and L. Hu, Tree-inspired design for high-efficiency water extraction, Adv. Mater., 29 (44), 1704107, (2017)
  17. Y. Wang, G. Sun, J. Dai, G. Chen, J. Morgenstern, Y. Wang, S. Kang, M. Zhu, S. Das, L. Cui, L. Hu, A high-performanced, low tortuosity wood carbon monolith reactor, Adv. Mater., 29, 2, 1604257, (2017)
  18. S. Sinha; V. Padia; K. Bae; G. Chen and S. Das, Effect of electric double layer on electro-spreading dynamics of electrolyte drops, Colloids and Surfaces A: Physicochem. Eng. Aspects, 514, 209-217, (2017)
  19. G. Chen and S. Das, Thermodynamics, electrostatics, and ionic current in nanochannels grafted with pH-responsive end-charged polyelectrolyte brushes, Electrophoresis, 38, 720-729, (2017)
  20. G. Chen and S. Das, Anomalous shrinking-swelling of nano-confined end charged polyelectrolyte brushes: interplay of confinement and electrostatic effects, J. Phys. Chem. B, 120, 6848-6857, (2017)
  21. H. Li, G. Chen and S. Das, Electric double layer electrostatics of pH-responsive spherical polyelectrolyte brushes in the decoupled regime, Colloids and Surfaces B: Biointerfaces, 147, 180-190, (2016)
  22. G. Chen, H. Li and S. Das, Scaling relationships for spherical polymer brushes revisited, J. Phys. Chem. B, 120 (23), 5272–5277, (2016)
  23. J. Patwary, G. Chen, S. Das, Efficient electrochemomechanical energy conversion in nanochannels grafted with polyelectrolyte layers with pH-dependent charge density, Microfluidics and Nanofluidics, 20, 37, (2016)
  24. G. Chen and S. Das, Scaling laws and ionic current inversion in polyelectrolyte-grafted nanochannels, J. Phys. Chem. B, 119, 12714-12726, (2015)
  25. S. Das, M. Banik, G. Chen, S. Sinha, and R. Mukherjee, Polyelectrolyte brushes: theory, modelling, synthesis, and applications, Soft Matter, 11, 8550-8583, (2015)
  26. G. Chen and S. Das, Streaming potential and electroviscous effects in soft nanochannels beyond Debye-Hückel linearization, J. Colloid Interface Sci., 445, 357, (2015)
  27. G. Chen and S. Das, Electroosmotic transport in polyelectrolyte-grafted nanochannels with pH-dependent charge density, J. Appl. Phys., 117, 185304, (2015)
  28. G. Chen and S. Das, Electrostatics of soft charged interfaces with pH-dependent charge density: effect of consideration of appropriate hydrogen ion concentration distribution, RSC Adv., 5, 4493, (2015)


03/2021        Talk: “A New Scaling Theory for Polyelectrolyte Brush”, @2021March Meeting (online)

03/2020        Talk: “Electrostatics and Rheology of Unentangled Semidilute Polyelectrolyte Solutions”, @2020 Virtual March Meeting, Denver, CO

11/2019        Talk: “Electrostatics and viscosity in Semidilute Polyelectrolyte Solutions”, @72nd APS DFD, Seattle

10/2019        Talk: “Electrostatics in Semidilute Polyelectrolyte Solutions”, @91st SoR, Raleigh, NC

04/2019        Invited Talk: “A New theoretical Model for Semidilute Polyelectrolyte Solutions”, @Polymer Physics Seminar, Pennsylvania State University, PA

03/2019        Talk: “A Model for Semidilute Polyelectrolyte Solutions: Equilibrium and Dynamics”, @2019 APS March Meeting, Boston, MA

01/2019        Talk: “A Theoretical Model for Polyelectrolyte Solution with Salt Effects”, @NCS10, Rutgers Univ., NJ

11/2018        Talk: “Salt effects on the Rheology of Semidilute Polyelectrolyte Solutions”, @71st APS DFD, Atlanta,GA

06/2018        Poster: “Theoretical Model for Polyelectrolyte Solutions with Added Salt”, @ACEE E-ffiliates Retreat

05/2018        Talk: “Special Functionality in Nano-confined Electrokinetics by Polyelectrolyte Brushes”, @ 9th Northeastern Complex Fluids & Soft Matter Workshop (NCS09), Philadelphia, PA

02/2018        Talk: “Special Functionality in Nano-confined Electrokinetics by Polyelectrolyte Brushes”, @ 19th Mid-Atlantic Soft Matter Workshop, UMD, MD

12/2017        Poster: “Environmental and Curvature Responsive PE Brushes”, @2017 MRS Fall Meeting, Boston, MA

11/2017        Talk: “Efficient Energy Conversion by Grafting Nanochannels with End-charged Stimuli-responsive Polyelectrolyte Brush”, @ 2017 APS DFD, Denver, CO

11/2017        Poster: “Droplet Size Effects on Aerosol Jet Printing Resolution”, @ 70th APS DFD, Denver, CO

05/2017        Session Chair @Annual joint JHU/GWU/UMD Burgers Program for Fluid Dynamics symposium, UMD

11/2016        Talk: “Confinement Effect on Liquid and Ion Transport in Nanochannels Coated with Environmental-stimuli-responsive Polyelectrolyte Brushes” @ 69th APS DFD, Portland, OR

03/2016        Talk: “Scaling Laws for Liquid and Ion Transport in Nanochannels Grafted with Polyelectrolyte Brushes”, @ 2016 APS March Meeting, Baltimore, MD

11/2015        Talk: “Electrokinetic Transport in Nanochannels Grafted with Polyelectrolyte Brushes with End-Charging”, @ 68th APS DFD, Boston, MA

11/2015        Poster finalist: “Mobile Electric Energy Generator Based on Nanofluidics”, @ 2015C3E Women in Clean Energy Symposium, Boston, MA

07/2015        Talk: “Electrokinetic Transport in Nanochannels Grafted with Polyelectrolyte With pH-Dependent Charge Density”, @ InterPACKICNMM2015, San Francisco, CA


Reviewer for journals: JFM, JoR, PRF, ACS Nano, Colloids Surf. A, Colloids Surf. B, Electrophoresis, Sci. Rep.,

IEEE TBME, Z. Angew. Math. Phys., J. Non-Newtonian Fluid Mech.