Publications
Journal Articles
19. Liu, C., Kumar, A. 2024. Emergence of tension-compression asymmetry from a complete phase-field approach to brittle fracture. Submitted. (pdf)
18. Kamarei, F., Kumar, A., Lopez-Pamies, O. 2024. The poker-chip experiments of synthetic elastomers. Submitted. (pdf)
17. Kumar, A., Zakoworotny, M.J., Balta, J., Aw, J.E., Tawfick, S.H., Sottos, N.R., Geubelle, P.H. (2023). A thermo-chemo-mechanical model for the material extrusion of frontally polymerizing thermoset polymers. Additive Manufacturing, 103972. (pdf)
16. Zakoworotny, M.J., Balta, J., Kumar, A., Tawfick, S.H., Sottos, N.R., Geubelle, P.H. (2023). Rheological modeling of frontal-polymerization-based additive manufacturing of thermoset polymers. Computer Methods in Applied Mechanics and Engineering, 418, 116565 (pdf)
15. Kumar, A., Liu, Y., Dolbow, J.E., Lopez-Pamies, O., 2023. The strength of the Brazilian fracture test. Journal of Mechanics and Physics of Solids. (pdf)
14. Kumar, A., Yavari, A., 2023. Nonlinear mechanics of remodeling. Journal of Mechanics and Physics of Solids, 181, 105449. (pdf)
13. Kumar, A., Dean, L.M., Yourdkhani, M., Guo, A., BenVau, C., Sottos, N.R., Geubelle, P.H., 2022. Surface pattern formation induced by oscillatory loading of frontally polymerized gels. Journal of the Mechanics and Physics of Solids, 168, 105055. (pdf)
12. Kumar, A., Ravi-Chandar, K., Lopez-Pamies, O., 2022. The revisited phase-field approach to brittle fracture: application to indentation and notch problems. International Journal of Fracture, 237, 83-100. (pdf)
11. Ghosh K., Shrimali B., Kumar, A., Lopez-Pamies O. 2021. The nonlinear viscoelastic response of suspensions of rigid inclusions in rubber. I -- Gaussian rubber with constant viscosity. Journal of the Mechanics and Physics of Solids, 154, 104544. (pdf)
10. Gao Y., Dearborn M.A., Vyas S., Kumar A., Hemmer J., Wang Z., Wu Q., Alshangiti O., Moore J.S., Esser-Kahn A.P., Geubelle P.H., 2021. Manipulating Frontal Polymerization and Instabilities with Phase-Changing Microparticles. The Journal of Physical Chemistry B, 125 (27), 7537-7545. (pdf)
9. Gao Y., Shaon F., Kumar, A., Bynum S., Gary D., Sharp D., Pojman J., Geubelle P.H., 2021. Rapid frontal polymerization achieved with thermally conductive metal strips. Chaos: An Interdisciplinary Journal of Nonlinear Science, 31(7), 073113. (pdf)
8. Kumar, A., Gao Y., Geubelle P.H., 2021. Analytical estimates of front velocity in the frontal polymerization of thermoset polymers and composites. Journal of Polymer Science 59(11), 1109-1118. (pdf)
7. Kumar, A., Lopez-Pamies O., 2021. The poker-chip experiments of Gent and Lindley (1959) explained. Journal of the Mechanics and Physics of Solids 150, 104359. (pdf)
6. Kumar, A., Bourdin B., Francfort G.A., Lopez-Pamies O., 2020. Revisiting nucleation in the phase-field approach to brittle fracture. Journal of the Mechanics and Physics of Solids 142, 104027. (pdf)
5. Kumar, A., Lopez-Pamies O., 2020. The phase-field approach to self-healable fracture of elastomers: A model accounting for fracture nucleation at large, with application to a class of conspicuous experiments. Theoretical and Applied Fracture Mechanics 107, 102550. (pdf)
4. Kumar, A., Ravi-Chandar K., Lopez-Pamies O., 2018. The configurational-forces view of the nucleation and propagation of fracture and healing in elastomers as a phase transition. International Journal of Fracture 213, 1-16. (pdf)
3. Kumar, A., Francfort G.A., Lopez-Pamies O., 2018. Fracture and healing of elastomers: A phase-transition theory and numerical implementation. Journal of the Mechanics and Physics of Solids 112, 523-551. (pdf)
2. Kumar, A., Aranda-Iglesias D., Lopez-Pamies O., 2017. Some remarks on the effects of inertia and viscous dissipation in the onset of cavitation in rubber. Journal of Elasticity 126, 201-213. (pdf)
1. Kumar, A., Lopez-Pamies O., 2016. On the two-potential constitutive modeling of rubber viscoelastic materials. Comptes Rendus Mecanique 344, 102-112. (pdf)