Publications

OSCAR LOPEZ-PAMIES

 

Journal Articles

 

 

J52.      Lefèvre, V., Danas, K., Lopez-Pamies, O. 2017. A general result for the magnetoelastic response of isotropic suspensions of iron and ferrofluid particles in rubber, with applications to spherical and cylindrical specimens. Journal of the Mechanics and Physics of Solids 107, 343–364. (pdf file)

 

J51.      Lefèvre, V., Lopez-Pamies, O. 2017. Homogenization of elastic dielectric composites with rapidly oscillating passive and active source terms. SIAM Journal on Applied Mathematics. To appear. (pdf file)

 

J50.      Poulain, X., Lefèvre, V., Lopez-Pamies, O., Ravi-Chandar, K. 2017. Damage in elastomers: Nucleation and growth of cavities, micro-cracks, and macro-cracks. International Journal of Fracture 205, 1–21. (pdf file)

 

J49.      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 file)

 

J48.      Lefèvre, V., Lopez-Pamies, O. 2017. Nonlinear electroelastic deformations of dielectric elastomer composites: II — Non-Gaussian elastic dielectrics. Journal of the Mechanics and Physics of Solids 99, 438–470. (pdf file)

 

J47.      Lefèvre, V., Lopez-Pamies, O. 2017. Nonlinear electroelastic deformations of dielectric elastomer composites: I — Ideal elastic dielectrics. Journal of the Mechanics and Physics of Solids 99, 409–437. (pdf file)

 

J46.      Kumar, A., Lopez-Pamies, O. 2016. On the two-potential constitutive modelling of rubber viscoelastic materials. Comptes Rendus Mecanique 344, 102–112. (pdf file)

 

J45.      Chi, H., Talischi, C., Lopez-Pamies, O., Paulino, G.H. 2016. A paradigm for higher-order polygonal elements in finite elasticity using a gradient correction scheme. Computer Methods in Applied Mechanics and Engineering 306, 216–251. (pdf file)

 

J44.      Chi, H., Lopez-Pamies, O., Paulino, G.H. 2016. A variational formulation with rigid-body constraints for finite elasticity: Theory, finite element implementation, and applications. Computational Mechanics 57, 325–338. (pdf file)

 

J43.      Lefèvre, V., Lopez-Pamies, O. 2015. The overall elastic dielectric properties of fiber-strengthened/weakened elastomers. Journal of Applied Mechanics 82, 111009. (pdf file)

 

J42.      Spinelli, S.A., Lefèvre, V., Lopez-Pamies, O. 2015. Dielectric elastomer composites: A general closed-form solution in the small-deformation limit. Journal of the Mechanics and Physics of Solids 83, 263–284. (pdf file)

 

J41.      Goudarzi, T., Spring, D.W., Paulino, G.H., Lopez-Pamies, O. 2015. Filled elastomers: A theory of filler reinforcement based on hydrodynamic and interphasial effects. Journal of the Mechanics and Physics of Solids 80, 37–67. (pdf file)

 

J40.      Chi, H., Talischi, C., Lopez-Pamies, O., Paulino, G.H. 2015. Polygonal finite elements for finite elasticity. International Journal for Numerical Methods in Engineering 101, 305–328. (pdf file)

 

J39.      Spinelli, S.A., Lopez-Pamies, O. 2015. Some simple explicit results for the elastic dielectric properties and stability of layered composites. The Special Issue on “Qualitative Methods in Engineering Science”. International Journal of Engineering Science 88, 15–28. (pdf file)

 

J38.      Lefèvre, V., Ravi-Chandar, K., Lopez-Pamies, O. 2015. Cavitation in rubber: An elastic instability or a fracture phenomenon?. International Journal of Fracture 192, 1–23. (pdf file)

 

J37.      Lefèvre, V., Lopez-Pamies, O. 2014. The overall elastic dielectric properties of a suspension of spherical particles in rubber: An exact explicit solution in the small-deformation limit. Journal of Applied Physics 116, 134106. (pdf file)

 

J36.      Lopez-Pamies, O., Goudarzi, T., Meddeb, A.B., Ounaies, Z. 2014. Extreme enhancement and reduction of the dielectric response of polymer nanoparticulate composites via interphasial charges. Applied Physics Letters 104, 242904. (pdf file)

 

J35.      Spinelli, S.A., Lopez-Pamies, O. 2014. A general closed-form solution for the overall response of piezoelectric composites with periodic and random particulate microstructures. International Journal of Solids and Structures 51, 2979–2989. (pdf file)

 

J34.      Lopez-Pamies, O. 2014. Elastic dielectric composites: Theory and application to particle-filled ideal dielectrics. Journal of the Mechanics and Physics of Solids 64, 61–82. (pdf file)

 

J33.      Goudarzi, T., Lopez-Pamies, O. 2013. Numerical modeling of the nonlinear elastic response of filled elastomers via composite-sphere assemblages. Journal of Applied Mechanics 80, 050906. (pdf file)

 

J32.      Lopez-Pamies, O., Goudarzi, T., Danas, K. 2013. The nonlinear elastic response of suspensions of rigid inclusions in rubber: II — A simple explicit approximation for finite-concentration suspensions. Journal of the Mechanics and Physics of Solids 61, 19–37. (pdf file)

 

J31.      Lopez-Pamies, O., Goudarzi, T., Nakamura, T. 2013. The nonlinear elastic response of suspensions of rigid inclusions in rubber: I — An exact result for dilute suspensions. Journal of the Mechanics and Physics of Solids 61, 1–18. (pdf file)

 

J30.      Lopez-Pamies, O., Ponte Castañeda, P., Idiart, M.I. 2012. Effects of internal pore pressure on closed-cell elastomeric foams. IUTAM Special Issue on “Mechanics of Liquid and Solid Foams”. International Journal of Solids and Structures 49, 2793–2798. (pdf file)

 

J29.      Bertoldi, K., Lopez-Pamies, O. 2012. Some remarks on the effect of interphases on the mechanical response and stability of fiber-reinforced elastomers. The Special Issue in Honor of James R. Rice.  Journal of Applied Mechanics 79, 031023. (pdf file)

 

J28.      Idiart, M.I., Lopez-Pamies, O. 2012. On the overall response of elastomeric solids with pressurized cavities. The Special Issue on “Recent Advances in Micromechanics of Materials” honoring Andre Zaoui. Comptes Rendus Mecanique 340, 359–368. (pdf file)

 

J27.      Nakamura, T., Lopez-Pamies, O. 2012. A finite element approach to study cavitation instabilities in nonlinear elastic solids under general loading conditions. The Special Issue in Honor of Ray W. Ogden. International Journal of Non-Linear Mechanics 47, 331–340. (pdf file)

 

J26.      Lopez-Pamies, O., Moraleda, J., Segurado, J., Llorca, J. 2012. On the extremal properties of Hashin's hollow cylinder assemblage in nonlinear elasticity. Journal of Elasticity 107, 1–10. (pdf file)

 

J25.      Lopez-Pamies, O., Nakamura, T., Idiart, M.I. 2011. Cavitation in elastomeric solids: II — Onset-of-cavitation surfaces for Neo-Hookean materials. Journal of the Mechanics and Physics of Solids 59, 1488–1505. (pdf file)

 

J24.      Lopez-Pamies, O., Idiart, M.I., Nakamura, T. 2011. Cavitation in elastomeric solids: I — A defect-growth theory. Journal of the Mechanics and Physics of Solids 59, 1464–1487. (pdf file)

 

J23.      Lopez-Pamies, O., Idiart, M.I., Li, Z. 2011. On microstructure evolution in fiber-reinforced elastomers and implications for their mechanical response and stability. Journal of Engineering Materials and Technology 133, 011007. (pdf file)

 

J22.      Michel, J.C., Lopez-Pamies, O., Ponte Castañeda, P., Triantafyllidis, N. 2010. Microscopic and macroscopic instabilities in finitely strained fiber-reinforced elastomers. Journal of the Mechanics and Physics of Solids 58, 1776–1803. (pdf file)

 

J21.      Lopez-Pamies, O., Idiart, M.I. 2010. Fiber-reinforced hyperelastic solids: A realizable homogenization constitutive theory. The Special Issue on “Mechanics of Fibre-Reinforced Materials: Theory and Applications”. Journal of Engineering Mathematics 68, 57–83. (pdf file)

 

J20.      Lopez-Pamies, O. 2010. A new I1-based hyperelastic model for rubber elastic materials. Comptes Rendus Mecanique 338, 3–11. (pdf file)

 

J19.      Racherla, V., Lopez-Pamies, O., Ponte Castañeda, P. 2010. Macroscopic response and onset of instabilities in lamellar nanostructured elastomers with “oriented” and “unoriented” polydomain microstructures. Mechanics of Materials 42, 451–468. (pdf file)

 

J18.      Lopez-Pamies, O. 2010. An exact result for the macroscopic response of particle-reinforced Neo-Hookean solids. Journal of Applied Mechanics 77, 021016. (pdf file)

 

J17.      Lopez-Pamies, O., Idiart, M.I. 2009. An exact result for the macroscopic behavior of porous Neo-Hookean solids. Journal of Elasticity 95, 99–105. (pdf file)

 

J16.      Lopez-Pamies, O. 2009. Onset of cavitation in compressible, isotropic, hyperelastic solids. Journal of Elasticity 94, 115–145. (pdf file)

 

J15.      Agoras, M., Lopez-Pamies, O., Ponte Castañeda, P. 2009. Onset of macroscopic instabilities in fiber-reinforced nonlinearly elastic materials. Journal of the Mechanics and Physics of Solids 57, 1828–1850. (pdf file)

 

J14.      Agoras, M., Lopez-Pamies, O., Ponte Castañeda, P. 2009. A general hyperelastic model for incompressible fiber-reinforced elastomers. Journal of the Mechanics and Physics of Solids 57, 268–286. (pdf file)

 

J13.      Lopez-Pamies, O., Ponte Castañeda, P. 2009. Microstructure evolution in hyperelastic laminates and implications for overall behavior and macroscopic stability. The Special Issue in Honor of Graeme W. Milton. Mechanics of Materials 41, 364–374. (pdf file)

 

J12.      Lopez-Pamies, O., Garcia, R., Chabert, E., Cavaillé, J.-Y., Ponte Castañeda, P. 2008. Multiscale modeling of oriented thermoplastic elastomers with lamellar morphology. Journal of the Mechanics and Physics of Solids 56, 3206–3223. (pdf file)

 

J11.      Lopez-Pamies, O., Ponte Castañeda, P. 2007. Homogenization-based constitutive models for porous elastomers and implications for macroscopic instabilities: II — Results. Journal of the Mechanics and Physics of Solids 55, 1702–1728. (pdf file)

 

J10.      Lopez-Pamies, O., Ponte Castañeda, P. 2007. Homogenization-based constitutive models for porous elastomers and implications for macroscopic instabilities: I — Analysis. Journal of the Mechanics and Physics of Solids 55, 1677–1701. (pdf file)

 

J9.          Brun, M., Lopez-Pamies, O., Ponte Castañeda, P. 2007. Homogenization estimates for fiber-reinforced elastomers with periodic microstructures. International Journal of Solids and Structures 44, 5953–5979. (pdf file)

 

J8.          Michel, J.C., Lopez-Pamies, O., Ponte Castañeda, P., Triantafyllidis, N. 2007. Microscopic and macroscopic instabilities in finitely strained porous elastomers. Journal of the Mechanics and Physics of Solids 55, 900–938. (pdf file)

 

J7.          Lopez-Pamies, O., Ponte Castañeda, P. 2006. On the overall behavior, microstructure evolution, and macroscopic stability in reinforced rubbers at large deformations: II — Application to cylindrical fibers. Journal of the Mechanics and Physics of Solids 54, 831–863. (pdf file)

 

J6.          Lopez-Pamies, O., Ponte Castañeda, P. 2006. On the overall behavior, microstructure evolution, and macroscopic stability in reinforced rubbers at large deformations: I — Theory. Journal of the Mechanics and Physics of Solids 54, 807–830. (pdf file)

 

J5.          Khan, A.S., Lopez-Pamies, O., Kazmi, R. 2006. Thermo-mechanical large deformation response and constitutive modeling of viscoelastic polymers over a wide range of strain rates and temperatures. International Journal of Plasticity 22, 581–601. (pdf file)  

 

J4.          Lopez-Pamies, O., Ponte Castañeda, P. 2004. Second-order estimates for the macroscopic response and loss of ellipticity of porous rubbers at large deformations. Journal of Elasticity 76, 247–287. (pdf file)

 

J3.          Lopez-Pamies, O., Ponte Castañeda, P. 2004. Second-order homogenization estimates incorporating field fluctuations in finite elasticity. Mathematics and Mechanics of Solids 9, 243–270. (pdf file)

 

J2.          Lopez-Pamies, O., Ponte Castañeda, P. 2004. Second-order estimates for the large-deformation response of particle-reinforced rubbers. Comptes Rendus Mecanique 331, 1–8. (pdf file)

 

J1.          Khan, A.S., Lopez-Pamies, O. 2002. Time and temperature dependent response and relaxation of a soft polymer. International Journal of Plasticity 18, 1359–1372. (pdf file)  

Articles in Conference Proceedings and Newsletters

 

 

N1.        Lopez-Pamies, O., 2014. Cavitation in rubber: The role of elasticity. EUROMECH Newsletter 45. (pdf file)

 

P4.        Lopez-Pamies, O., Nakamura, T. 2010. Analytical and numerical solutions for the onset of cavitation in rubber under unequal stresses. Proceedings of the 2010 M&M International Symposium for Young Researchers, California Institute of Technology, Pasadena, CA. (pdf file)

 

P3.        Idiart, M.I., Lopez-Pamies, O. 2009. A realizable constitutive model for fiber-reinforced Neo-Hookean solids. XVIII Congreso sobre Métodos Numéricos y sus Aplicaciones ENIEF 2009, Tandil, Argentina. (pdf file)

 

P2.        Lopez-Pamies, O., Khan, A.S. 2002. Three-dimensional, finite deformation, constitutive model for predominantly viscoelastic soft polymers. Proceedings of Plasticity ’02: The Ninth International Symposium on Plasticity and Its Current Applications, Aruba, 144-146.

 

P1.        Lopez-Pamies, O., Khan, A.S. 2000. Relaxation and mechanical response to strain rate and temperature of the polymer Adiprene-L100. Proceedings of Plasticity ’00: The Eighth International Symposium on Plasticity and Its Current Applications, Whistler, Canada, 588a-588c.

Theses

  

T1.        Lopez-Pamies, O. 2006. “On the Effective Behavior, Microstructure Evolution, and Macroscopic Stability of Elastomeric Composites.” University of Pennsylvania. (pdf file) 

 


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Last modified in Jun-17