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Article
2020
Open Access

On the two-potential constitutive modeling of dielectric elastomers

Ghosh, K. & Lopez-Pamies, O., 2020, (Accepted/In press) In : Meccanica.

Research output: Contribution to journalArticle

Revisiting nucleation in the phase-Field approach to brittle fracture

Kumar, A., Bourdin, B., Francfort, G. A. & Lopez-Pamies, O., Sep 2020, In : Journal of the Mechanics and Physics of Solids. 142, 104027.

Research output: Contribution to journalArticle

Open Access
Open Access
2019

A simple explicit homogenization solution for the macroscopic elastic response of isotropic porous elastomers

Shrimali, B., Lefèvre, V. & Lopez-Pamies, O., Jan 2019, In : Journal of the Mechanics and Physics of Solids. 122, p. 364-380 17 p.

Research output: Contribution to journalArticle

A WENO finite-difference scheme for a new class of Hamilton–Jacobi equations in nonlinear solid mechanics

Lefèvre, V., Garnica, A. & Lopez-Pamies, O., Jun 1 2019, In : Computer Methods in Applied Mechanics and Engineering. 349, p. 17-44 28 p.

Research output: Contribution to journalArticle

Extreme enhancement of the nonlinear elastic response of elastomer nanoparticulate composites via interphases

Meddeb, A. B., Tighe, T., Ounaies, Z. & Lopez-Pamies, O., Jan 1 2019, In : Composites Part B: Engineering. 156, p. 166-173 8 p.

Research output: Contribution to journalArticle

2018

Damage in elastomers: Healing of internally nucleated cavities and micro-cracks

Poulain, X., Lopez-Pamies, O. & Ravi-Chandar, K., 2018, In : Soft Matter. 14, 22, p. 4633-4640 8 p.

Research output: Contribution to journalArticle

Fracture and healing of elastomers: A phase-transition theory and numerical implementation

Kumar, A., A. Francfort, G. & Lopez-Pamies, O., Mar 2018, In : Journal of the Mechanics and Physics of Solids. 112, p. 523-551 29 p.

Research output: Contribution to journalArticle

Fracture with healing: A first step towards a new view of cavitation

Francfort, G., Giacomini, A. & Lopez-Pamies, O., Jan 1 2018, In : Analysis and PDE. 12, 2, p. 417-447 31 p.

Research output: Contribution to journalArticle

2017

Damage in elastomers: nucleation and growth of cavities, micro-cracks, and macro-cracks

Poulain, X., Lefèvre, V., Lopez-Pamies, O. & Ravi-Chandar, K., May 1 2017, In : International Journal of Fracture. 205, 1

Research output: Contribution to journalArticle

Homogenization of elastic dielectric composites with rapidly oscillating passive and active source terms

Lefèvre, V. & Lopez-Pamies, O., Jan 1 2017, In : SIAM Journal on Applied Mathematics. 77, 6, p. 1962-1988 27 p.

Research output: Contribution to journalArticle

Some Remarks on the Effects of Inertia and Viscous Dissipation in the Onset of Cavitation in Rubber

Kumar, A., Aranda-Iglesias, D. & Lopez-Pamies, O., Feb 1 2017, In : Journal of Elasticity. 126, 2, p. 201-213 13 p.

Research output: Contribution to journalArticle

2016

A paradigm for higher-order polygonal elements in finite elasticity using a gradient correction scheme

Chi, H., Talischi, C., Lopez-Pamies, O. & Paulino, G. H., Jul 1 2016, In : Computer Methods in Applied Mechanics and Engineering. 306, p. 216-251 36 p.

Research output: Contribution to journalArticle

A variational formulation with rigid-body constraints for finite elasticity: theory, finite element implementation, and applications

Chi, H., Lopez-Pamies, O. & Paulino, G., Feb 1 2016, In : Computational Mechanics. 57, 2, p. 325-338 14 p.

Research output: Contribution to journalArticle

On the two-potential constitutive modeling of rubber viscoelastic materials

Kumar, A. & Lopez-Pamies, O., Feb 1 2016, In : Comptes Rendus - Mecanique. 344, 2, p. 102-112 11 p.

Research output: Contribution to journalArticle

2015

Cavitation in rubber: an elastic instability or a fracture phenomenon?

Lefèvre, V., Ravi-Chandar, K. & Lopez-Pamies, O., Mar 1 2015, In : International Journal of Fracture. 192, 1

Research output: Contribution to journalArticle

Dielectric elastomer composites: A general closed-form solution in the small-deformation limit

Spinelli, S. A., Lefèvre, V. & Lopez-Pamies, O., Oct 29 2015, In : Journal of the Mechanics and Physics of Solids. 83, p. 263-284 22 p.

Research output: Contribution to journalArticle

Filled elastomers: A theory of filler reinforcement based on hydrodynamic and interphasial effects

Goudarzi, T., Spring, D. W., Paulino, G. H. & Lopez-Pamies, O., 2015, In : Journal of the Mechanics and Physics of Solids. 80, p. 37-67 31 p.

Research output: Contribution to journalArticle

Polygonal finite elements for finite elasticity

Chi, H., Talischi, C., Lopez-Pamies, O. & Paulino, H. G., Jan 27 2015, In : International Journal for Numerical Methods in Engineering. 101, 4, p. 305-328 24 p.

Research output: Contribution to journalArticle

The overall elastic dielectric properties of fiber-strengthened/weakened elastomers

Lefevre, V. & Lopez-Pamies, O., Nov 1 2015, In : Journal of Applied Mechanics, Transactions ASME. 82, 11, 111009.

Research output: Contribution to journalArticle

2014

Extreme enhancement and reduction of the dielectric response of polymer nanoparticulate composites via interphasial charges

Lopez-Pamies, O., Goudarzi, T., Meddeb, A. B. & Ounaies, Z., Jun 16 2014, In : Applied Physics Letters. 104, 24, 242904.

Research output: Contribution to journalArticle

2013
2012

Effects of internal pore pressure on closed-cell elastomeric foams

Lopez-Pamies, O., Castañeda, P. P. & Idiart, M. I., Oct 1 2012, In : International Journal of Solids and Structures. 49, 19-20, p. 2793-2798 6 p.

Research output: Contribution to journalArticle

On the extremal properties of Hashin's hollow cylinder assemblage in nonlinear elasticity

Lopez-Pamies, O., Moraleda, J., Segurado, J. & Llorca, J., Mar 1 2012, In : Journal of Elasticity. 107, 1, p. 1-10 10 p.

Research output: Contribution to journalArticle

2011

Cavitation in elastomeric solids: I - A defect-growth theory

Lopez-Pamies, O., Idiart, M. I. & Nakamura, T., Aug 1 2011, In : Journal of the Mechanics and Physics of Solids. 59, 8, p. 1464-1487 24 p.

Research output: Contribution to journalArticle

Cavitation in elastomeric solids: II - Onset-of-cavitation surfaces for Neo-Hookean materials

Lopez-Pamies, O., Nakamura, T. & Idiart, M. I., Aug 1 2011, In : Journal of the Mechanics and Physics of Solids. 59, 8, p. 1488-1505 18 p.

Research output: Contribution to journalArticle

2010

A new I1-based hyperelastic model for rubber elastic materials

Lopez-Pamies, O., Jan 1 2010, In : Comptes Rendus - Mecanique. 338, 1, p. 3-11 9 p.

Research output: Contribution to journalArticle

Fiber-reinforced hyperelastic solids: A realizable homogenization constitutive theory

Lopez-Pamies, O. & Idiart, M. I., Jan 8 2010, In : Journal of Engineering Mathematics. 68, 1, p. 57-83 27 p.

Research output: Contribution to journalArticle

Macroscopic response and stability in lamellar nanostructured elastomers with "oriented" and "unoriented" polydomain microstructures

Racherla, V., Lopez-Pamies, O. & Ponte Castañeda, P., Apr 1 2010, In : Mechanics of Materials. 42, 4, p. 451-468 18 p.

Research output: Contribution to journalArticle

Microscopic and macroscopic instabilities in finitely strained fiber-reinforced elastomers

Michel, J. C., Lopez-Pamies, O., Ponte Castaeda, P. & Triantafyllidis, N., Nov 1 2010, In : Journal of the Mechanics and Physics of Solids. 58, 11, p. 1776-1803 28 p.

Research output: Contribution to journalArticle

2009

A general hyperelastic model for incompressible fiber-reinforced elastomers

Agoras, M., Lopez-Pamies, O. & Ponte Castañeda, P., Feb 1 2009, In : Journal of the Mechanics and Physics of Solids. 57, 2, p. 268-286 19 p.

Research output: Contribution to journalArticle

An exact result for the macroscopic response of porous neo-hookean solids

Lopez-Pamies, O. & Idiart, M. I., Apr 1 2009, In : Journal of Elasticity. 95, 1-2, p. 99-105 7 p.

Research output: Contribution to journalArticle

Microstructure evolution in hyperelastic laminates and implications for overall behavior and macroscopic stability

Lopez-Pamies, O. & Ponte Castañeda, P., Apr 1 2009, In : Mechanics of Materials. 41, 4, p. 364-374 11 p.

Research output: Contribution to journalArticle