Publications

Peer-Reviewed Journal PublicationsorcidGoogle-Scholar

(equal contribution; * corresponding authors)

2018

24. N. Hansoge, T. Huang, R. Sinko, W. Xia*, W. Chen*, S. Keten*, “Materials by Design for Stiff and Tough Hairy Nanoparticle Assemblies”, ACS Nano, 2018, in press.

23. W. Xia*, V.F. Lara, S. Keten*, J. Douglas*, “Structure and Dynamics of a Graphene Melt”, ACS Nano, 2018, 12(6), 5427-5435.

22. J. Song, D. Hsu, K. Shull, F. Phelan, J. Douglas, W. Xia*, S. Keten*, “Energy Renormalization Method for the Coarse-Graining of Polymer Viscoelasticity”, Macromolecules, 2018, 51(10), 3818-3827. 

21. W. Xia*, J. Song, N. Hansoge, F. Phelan, S. Keten*, J. Douglas*, “Energy Renormalization to Coarse-Graining the Dynamics of a Model Glass-Forming Liquid”, The Journal of Physical Chemistry B, 2018, 122(6), 2040-2045.

2017

20. W. Xia, J. Song, J. Cheol, D. Hsu, F. Phelan, J. Douglas, S. Keten, “Energy-Renormalization for Achieving Temperature Transferable Coarse-Graining of Polymer Dynamics”, Macromolecules, 2017, 50(21), 8787-8796.

19. D. Hsu, W. Xia, J. Song, S. Keten, “Dynamics of Interacting Interphases in Polymer Bilayer Thin Films”, MRS Communications, 2017, 7(4), 832-839.

18. Z. Meng, R. A. Soler-Crespo, W. Xia, W. Gao, L. Ruiz, H. D. Espinosa, S. Keten,“ A Coarse-Grained Model for the Mechanical Behavior of Graphene Oxide”, Carbon, 2017, 117, 1-13.

17. W. Xia, J. Song, D. Hsu, S. Keten, “Side-Group Size Effects on Interfaces and Glass Formation in Supported Polymer Thin Films”, The Journal of Chemical Physics, 2017, 146, 203311-8. (Invited for a special topic issue on Dynamics of Polymer Materials)

2016

16. Z. Meng, M. Bessa, W. Xia, W.K. Liu, S. Keten, “Predicting the Macroscopic Fracture Energy of Epoxy Resins from Atomistic Molecular Simulations”, Macromolecules, 2016, 49(24), 9474-9483.

15. W. Xia, J. Song, Z. Meng, S. Keten, “Designing Multi-layered Graphene-based Assemblies for Enhanced Toughness in Nacre-inspired Nanocomposites”, Molecular Systems Design and Engineering, 2016, 1, 40-47. (Invited for the inauguration issue)

14. W. Xia#, J. Song#, D. Hsu, S. Keten, “Understanding Interfacial Mechanical Response of Nanoscale Polymer Thin Films via Nanoindentation”, Macromolecules, 2016, 49(10), 3810-3817.

13. D. Hsu#, W. Xia#, J. Song, S. Keten, “Glass-Transition and Sidechain Dynamics in Thin Films: Explaining Dissimilar Free Surface Effects for Polystyrene vs. Poly(methyl methacrylate)”, ACS Macro Letters, 2016, 5, 481-486. 

12. W. Xia, L. Ruiz, N. Pugno, S. Keten, “Critical Length Scales and Strain Localization Govern the Mechanical Performance of Multi-layer Graphene Assemblies”, Nanoscale, 2016, 8, 6738-6744.

11. X. Wei, Z. Meng, L. Ruiz, W. Xia, C. Lee, J. Kysar, J. Hones, S. Keten, H. Espinosa, “Recoverable Dislocation Mechanism in Multilayer Graphene Leads to Repeatable Energy Dissipation”, ACS Nano, 2016, 10(2), 1820-1828.

2015

10. X. Qin#, W. Xia#, R. Sinko, S. Keten, “Tuning Glass Transition in Polymer Nanocomposites with Functionalized Cellulose Nanocrystals through Nanoconfinement”, Nano Letters, 2015, 15(10), 6738-6744.

9. W. Xia, S. Keten, “Interfacial Stiffening of Polymer Thin Film under Nanoconfinement”, Extreme Mechanics Letters, 2015, 4, 89-95.

8. W. Xia, D. Hsu, S. Keten, “Effect of Molecular Weight on Glass Transition and Confinement Behaviors of Polymer Thin Film”, Macromolecular Rapid Communications, 2015, 36(15), 1422-1427. (Cover article)

7. D. Hsu, W. Xia, S. Arturo, S. Keten, “Thermomechanically Consistent and Transferable Coarse-Graining of Polystyrene Stereoisomers”, Macromolecules, 2015, 48(9), 3057-3068.

6. W. Xia, S. Keten, “Size-dependent Mechanical Behavior of Free-Standing Glassy Polymer Thin Films”, Journal of Materials Research, 2015, 30(1), 36-45. (Invited for a focus issue on Soft Nanomaterials)

5. L. Ruiz#, W. Xia#, Z. Meng, S. Keten, “A Coarse-Grained Model for the Mechanical Behavior of Multi-layer Graphene”, Carbon, 2015, 82, 103-115.

2014

4. W. Xia, D. Hsu, S. Keten, “Dependence of Polymer Thin Film Adhesion Energy on Cohesive Interactions between Chains”, Macromolecules, 2014, 47(15), 5286-5294.

3. D. Hsu, W. Xia, S. Arturo, S. Keten, “A Systematic Method for Thermomechanically Consistent Coarse-Graining: A Universal Model for Methacrylate-based Polymers”, Journal of Chemical Theory and Computation, 2014, 10(6), 2514-2527.

2013 

2. W. Xia, S. Keten, “Coupled Effects of the Substrate Adhesion and Intermolecular Forces on Polymer Thin Film Glass-Transition Behavior”, Langmuir, 2013, 29(41), 12730–12736. 

1. W. Xia, S. Mishra, S. Keten, “Substrate vs. Free Surface: Competing Effects on the Glass Transition of Polymer Thin Films”, Polymer, 2013, 54(21), 5942–5951.