Lawrence Livermore National Laboratory



Sylvie Aubry

CMS Group Alumni



DegreeDiscipline/InstitutionYear
Ph.D. Numerical analysis
Pierre and Marie Curie, France
1999
Post doctoral Fellow at Caltech 2001

Research Interests

S. Aubry is interested in simulating the strength of materials using dislocation dynamics simulations.

Publications

Haidong Fan, Sylvie Aubry, Athanasios Arsenlis, Jaafar A El-Awady, "The role of twinning deformation on the hardening response of polycrystalline magnesium from discrete dislocation dynamics simulations ", Acta Mater., 92:126-139 (2015).

Haidong Fan, Sylvie Aubry, Athanasios Arsenlis and Jaafar El Awady, "Orientation influence on grain size effects in ultrafine-grained magnesium", Scripta Mater. 97:25–28, (2015).

David Garner, Carol Woodward, Daniel Reynolds, Gregg Hommes, Sylvie Aubry, and Athanasios Arsenlis, "Implicit integrators for dislocation dynamics", submitted Modelling Simul. Mater. Sci. Eng. (2014).

Joshua Crone, Peter Chung, Kenneth Leiter, Jaroslaw Knap, Sylvie Aubry, Gregg Hommes, and Athanasios Arsenlis, " A multiply parallel implementation of finite element-based discrete dislocation dynamics for arbitrary geometries" Modelling Simul. Mater. Sci. Eng. 22, 035014, (2014).

Sylvie Aubry, Steve Fitzgerald, and Athanasios Arsenlis, "Methods to compute dislocation line tension energy and force in anisotropic elasticity", Modelling Simul. Mater. Sci. Eng. 22 015001, (2014).

S. Aubry and A. Arsenlis, "Use of spherical harmonics for dislocation dynamics in anisotropic elastic media", MSMSE (2013).

C-C Wu, P. Chung, S. Aubry, Lynn Munday and A. Arsenlis, "The strength of binary junctions in hexagonal close-packed crystals", Acta Materialia 61 3422-3431 (2013).

C-C Wu, S. Aubry, P. Chung and A. Arsenlis, "Dislocation dynamics simulations of junctions in hexagonal close-packed crystals", 2011 MRS Fall meeting, Symposium SS (2012).

S. Fitzgerald, S. Aubry, Sergei Dudarev and W. Cai, "Discrete dislocation dynamics simulation of Frank-Read sources in anisotropic alpha-Fe", Modelling Simul. Mater. Sci. Eng. 20 045022 (2012).

S. Aubry, S. Fitzgerald, Sergei Dudarev and W. Cai, "Equilibrium shapes of dislocation shear loops in anisotropic alpha-Fe", Modelling and Simulation in Materials Science and Engineering, 19, 065006 (2011).

S. Aubry, S. Ryu, K. Kang and W. Cai, "Energy Barrier for Homogeneous Dislocation Nucleation: Comparing Atomistic and Continuum Mechanics Models", Scripta Materialia, 64, 1043 (2011).

S-W Lee, S. Aubry, W. D. Nix and W. Cai, "Dislocation Junctions and Jogs in Free Standing Thin Films", Modelling and Simulation in Materials Science and Engineering, 19, 025002 (2011).

S. Fitzgerald, and S. Aubry, "Self force on dislocation segments in anisotropic crystals", Journal of Physics: Condensed Matter, vol. 22, number 29, pp. 295403 (2010).

X. W. Zhou, R. E. Jones, S. Aubry, "Molecular dynamics prediction of thermal conductivity of GaN films and wires at realistic length scales", PRB 81, pp 155321 (2010). This article has been selected for the May 10, 2010 issue of Virtual Journal of Nanoscale Science & Technology.

X. W. Zhou, R. E. Jones, S. Aubry, "Analytical law for size effects on thermal conductivity of nanostructures", PRB 81, pp. 073304 (2010).

S. Shinde, E.S. Piekos, J.P. Sullivan, T.A. Friedmann, D.H. Hurley, S. Aubry, D.E. Peebles and J.A Emerson "Phonons Engineering for nanostructures", Sandia Report, SAND2010-0326 (2010).

C. R. Weinberger, S. Aubry, S.-W. Lee, W. D. Nix and W. Cai, Modelling Dislocations in a Free-Standing Thin Film, Modelling and Simulation in Materials Science and Engineering, 17 p. 075007-075034 (2009).

C. R. Weinberger, S. Aubry, S.-W. Lee and W. Cai, Dislocation Dynamics Simulations in a Cylinder, Proceedings of the Dislocations 2008 International Conference, IOP Conference Series: Materials Science and Engineering (2009).

X. W. Zhou, S. Aubry, R. E. Jones, A. Greenstein, and P. Schelling, Towards More Accurate Molecular Dynamics Calculation of Thermal Conductivity. Case Study: GaN Bulk Crystals, Phys. Rev. B, 79, p.115201-115218 (2009).

S. Aubry, C. Kimmer, A. Skye, P. Schelling, Comparison of theoretical and simulation-based predictions of grain-boundary Kapitza conductance in silicon, Phys. Rev. B, 78, p. 064112-064120 (2008).

S. Aubry, C. Kimmer, A. Skye, P. Schelling, Phonon-Mediated Thermal Transport in Microsystems. Sandia Report (2007).

C. Kimmer, S. Aubry, A. Skye, P. Schelling, Scattering of phonons from high-energy grain boundary in silicon: Dependence on angle of incidence., Phys. Rev. B, 75, 14, p. 144104-144111 (2007).

S. Aubry, Darcy Hughes, Reductions in stacking faults width in FCC metals: Empirical calculations, Phys. Rev. B, 73, 1, p.1-15 (2006).

S. Aubry, D. Bammann, J. Hoyt, R. Jones, C. Kimmer, P. Klein, G. Wagner, E. Webb, E. Blackburn, J. Zimmerman,, A robust coupled approach for atomistic-continuum simulation, Sandia Report, SAND2004-4778 (2004).

S. Aubry, M. Ortiz, The Mechanics of Deformation-Induced Subgrain Dislocation Structures in Metallic Crystals at Large Strains, Proc. of the Royal Society of London Series A, v.459, no.2040, p.3131-3158 (2003).

S. Aubry, R. E. Jones, J. A. Zimmerman The dormancy phase in LIGA parts, Sandia Report, SAND2003-8198 (2003).

S. Aubry, M. Fago, M. Ortiz, A Constrained Sequential-Lamination Algorithm for the Simulation of Sub-Grid Microstructure in Martensitic Materials, Computer Methods in Applied Mechanics and Engineering, 192, 26-27, pp 2823-2843 (2003).

S. Aubry, M. Ortiz, Variational Methods in Non-Convex Plasticity, IUTAM Symposium on Computational Mechanics of Solid Materials at Large Strains, edited by C. Miehe, Kluwer Academic Publishers (2003).

G. Allaire, S. Aubry, F. Jouve, EigenFrequency Optimization in Optimal Design, Comput. Methods Appl. Mech. Engrg. 190, pp.3565-3579 (2001).

G. Allaire, S. Aubry, F. Jouve, Shape Optimization with general objective functions using partial relaxation, Topology optimization of structures and composite continua, G.I.N. Rozvany and N. Olhoff eds., pp.239-249, Kluwer Academic Publishers (2000).

G. Allaire, S. Aubry, On optimal microstructures for a plane shape optimization problem, Structural Optimization, vol. 17, pp. 86-94, Springer-Verlag (1999).

G. Allaire, S. Aubry, F. Jouve, Numerical study of damage in elasticity according to Francfort-Marigo's model, in French, Actes du 29ème congrés d'analyse numérique, ESAIM Proceedings, vol. 3, pp.1-9 (1998).


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