Affiliation
Contact information
CERMICS – ENPC Bâtiment Coriolis B312
6 et 8 avenue Blaise Pascal
Cité Descartes – Champs sur Marne
77455 Marne la Vallée Cedex 2 (FRANCE)
Tel: + 33 1 64 15 35 14
Fax: + 33 1 64 15 35 86
E-mail: firstname.name @ enpc.fr
You will find here a copy of my resume and a link to my google scholar page.
PhD thesis
Some mathematical models in quantum chemistry and uncertainty quantification (Abstract, Thesis)
Done at the CERMICS (ENPC), under the supervision of Eric Cancès and Tony Lelièvre. Defended on the 12th of July 2012.
Habilitation à diriger des recherches
Mathematical and numerical analysis of some high-dimensional and multiscale problems in materials science (Thesis)
Defended on the 10th of December 2020 at University Paris-Dauphine.
Awards and distinctions
“Young woman scientist” Irène Joliot-Curie prize of the French Academy of Sciences and Academy of Technologies, 2023.
Current projects
PI of the ERC Starting Grant HighLEAP project (webpage of the project) (2023-2028)
Member of the ERC Synergy project EMC2 (PIs: Eric Cancès, Laura Grigori, Yvon Maday, Jean-Philip Piquemal) (2020-2026)
Past projects
PI of the ANR JCJC project COMODO (CrOss-diffusion equations in MOving Domains, webpage of the project) (2019-2023)
Member of the ANR JCJC project ADAPT (PI: Damiano Lombardi) (2018-2023)
Member of the ERC Consolidator project MsMath (PI: Tony Lelièvre) (2013-2018)
Co-PI of a joint DAAD-PHC Procope project (with Jan-Frederik Pietschmann) (2019-2022)
Preprints
- Virginie Ehrlacher, Frédéric Legoll, Benjamin Stamm, Shuyang Xiang, Embedded corrector problems for homogenization in linear elasticity, (2023), pdf
- Yonah Conjugo-Taumhas, Geneviève Dusson, Virginie Ehrlacher, Tony Lelièvre, François Madiot, Reduced basis method for non-symmetric eigenvalue problems: application to the multigroup neutron diffusion equations, (2023), pdf
- Maxime Dalery, Geneviève Dusson, Virginie Ehrlacher, Alexei Lozinski, Nonlinear reduced basis using mixture Wasserstein barycenters: application to an eigenvalue problem inspired from quantum chemistry, (2023), pdf
- Virginie Ehrlacher, Luca Nenna, A sparse approximation of the Lieb functional with moment constraints, (2023), pdf
- Geneviève Dusson, Virginie Ehrlacher, Nathalie Nouaime, A Wasserstein-type metric for generic mixture models, including location-scatter and group invariant measures, (2023), pdf
Publications
35- Jad Dabaghi, Virginie Ehrlacher, Structure-preserving reduced order model for parametric cross-diffusion systems, accepted for publication in M2AN, 2024, pdf
34- Mohamed-Raed Blel, Virginie Ehrlacher, Tony Lelièvre, Influence of sampling on the convergence rates of greedy algorithms for parameter-dependent random variables, accepted for publication in Mathematics of Computation, 2024, pdf
33- Mathias Dus, Virginie Ehrlacher, Numerical solution of Poisson partial differential equation in high dimension using two-layer neural networks, accepted for publication in Mathematics of Computation, 2024, pdf
32- Idrissa Niakh, Guillaume Drouet, Virginie Ehrlacher, Alexandre Ern, A reduced basis method for frictional contact problems formulated with Nitsche’s method, accepted for publication in SMAI Journal of Computational Mathematics, 2024, pdf
31- Jean Cauvin-Vila, Virginie Ehrlacher, Greta Marino, Jan-Frederik Pietschmann, Stationary solutions and large time asymptotics to a cross-diffusion Cahn-Hilliard system, Nonlinear Analysis, 241, 2024, p. 113482, pdf
30- Clément Cancès, Virginie Ehrlacher, Laurent Monasse, Finite volumes for the Stefan-Maxwell cross-diffusion system, IMA Journal of Numerical Analysis, 2023, pdf
29- Jad Dabaghi, Virginie Ehrlacher, Christoph Strössner, Tensor approximation of the self-diffusion matrix of tagged particle processes, Journal of Computational Physics, vol. 480, 2023, p. 112017, pdf
28- Jean Cauvin-Vila, Virginie Ehrlacher, Amaury Hayat, Boundary stabilization of one-dimensional cross-diffusion systems in a moving domain: linearized system, Journal of Differential Equations, 350, 2023, p. 251–307, pdf
27- Idrissa Niakh, Guillaume Drouet, Virginie Ehrlacher, Alexandre Ern, Stable model reduction for linear variational inequalities with parameter-dependent constraints, ESAIM:M2AN, 57(1), 2023, p. 167–189, pdf
26- Robert Benda, Eric Cancès, Virginie Ehrlacher, Benjamin Stamm, Multi-center decomposition of molecular densities: a mathematical perspective, The Journal of Chemical Physics, 156(16), 2022, p. 164107, pdf
25- Virginie Ehrlacher, Tony Lelièvre, Pierre Monmarché, Adaptive force biasing algorithms: new convergence results and tensor approximations of the bias, Annals of Applied Probability, 32(5), 2022, p. 3850–3888, pdf
24- Virginie Ehrlacher, Maria Fuente Ruiz, Damiano Lombardi, SoTT: greedy approximation of a tensor as a sum of Tensor Trains, SIAM Journal of Scientific Computing, 44(2), 2022, p. A664–A688, pdf
23- Aurélien Alfonsi, Rafaël Coyaud, Virginie Ehrlacher, Constrained overdamped Langevin dynamics for symmetric multimarginal optimal transportation, M3AS, 32(3), 2022, p. 403–-455, pdf
22- Virginie Ehrlacher, Greta Marino, Jan-Frederik Pietschmann, Existence of weak solutions to a cross-diffusion Cahn-Hilliard type system, Journal of Differential Equations, 286, 2021, p. 578–623, pdf
21- Virginie Ehrlacher, Laura Grigori, Damiano Lombardi, Hao Song, Adaptive hierarchical subtensor partitioning for tensor compression, SIAM Journal of Scientific Computing, 43(1), 2021, p. A139-–A163, pdf
20- Aurélien Alfonsi, Rafaël Coyaud, Virginie Ehrlacher, Damiano Lombardi, Approximation of optimal transport problems with marginal moment constraints, Mathematics of Computation, 90, 2021, p. 689–737, pdf
19- Eric Cancès, Virginie Ehrlacher, Frédéric Legoll, Benjamin Stamm, Shuyang Xiang, An embedded corrector problem for homogenization. Part I: Theory, Multiscale Modeling and Simulation, 18(3), 2020, p. 1179–1209, pdf
18- Virginie Ehrlacher, Damiano Lombardi, Olga Mula, François-Xavier Vialard, Nonlinear model reduction on metric spaces. Application to one-dimensional conservative PDEs in Wasserstein spaces, ESAIM: M2AN, 54(6), 2020, p. 2159–2197, pdf
17- Eric Cancès, Virginie Ehrlacher, David Gontier, Antoine Levitt, Damiano Lombardi, Numerical quadrature in the Brillouin zone for periodic Schrödinger operators, Numerische Mathematik, 2020, p. 1–48, pdf
16- Eric Cancès, Virginie Ehrlacher, Frédéric Legoll, Benjamin Stamm, Shuyang Xiang, An embedded corrector problem for homogenization. Part II: Algorithms and discretization, Journal Of Computational Physics, 2020, p. 109254, pdf
15- Amina Benaceur, Alexandre Ern, Virginie Ehrlacher, A reduced basis method for parametrized variational inequalities applied to contact mechanics, International Journal for Numerical Methods in Engineering, 21(6), p. 1170–1197, 2020, pdf
14- Athmane Bakhta, Virginie Ehrlacher, David Gontier, Numerical reconstruction of the first band(s) in an inverse Hill’s problem, ESAIM:COCV, 26, 2020, p. 59, pdf
13- Judith Berendsen, Martin Burger, Virginie Ehrlacher, Jan-Frederik Pietschmann, Uniqueness of strong solutions and weak-strong stability in a system of cross-diffusion equations, Journal of Evolution Equations, 20(2), 2020, p. 459-483, pdf
12- Thomas Boiveau, Virginie Ehrlacher, Alexandre Ern, Anthony Nouy, Low-rank approximation of linear parabolic equations by space-time tensor Galerkin methods, ESAIM: M2AN, 53(2), 2019, p. 635–658, pdf
11- Amina Benaceur, Virginie Ehrlacher, Alexandre Ern, Sébastien Meunier, A progressive reduced basis/empirical interpolation method for nonlinear parabolic problems, SIAM Journal of Scientific Computing, 40(5), A2930–A2955 (2018), pdf
10- Athmane Bakhta, Virginie Ehrlacher, Cross-diffusion systems with non-zero flux and moving boundary conditions, ESAIM:M2AN, 52(4), 2018, p.1385–1415, pdf
9- Virginie Ehrlacher and Damiano Lombardi, A dynamical adpative tensor method for the resolution of the Vlasov-Poisson system, Journal of Computational Physics, 339, 2017, p. 285–306, pdf
8- Virginie Ehrlacher, Christoph Ortner and Alexander V. Shapeev, Analysis of Boundary Conditions for Crystal Defect Atomistic Simulations, Archive of Rational Mechanics and Analysis, 222(3), 2016, p. 1217–1268, pdf
7- Eric Cancès, Virginie Ehrlacher, Frédéric Legoll and Benjamin Stamm, An embedded corrector problem to approximate the homogenized coefficients of an elliptic equation, Comptes-Rendus Mathématiques, 353(9), 2015, p. 801–806, pdf
6- Eric Cancès, Virginie Ehrlacher and Tony Lelièvre, Greedy algorithms for high-dimensional eigenvalue problems, Constructive Approximation, 40, 2014, pp 387-423, pdf
5- Eric Cancès, Virginie Ehrlacher and Yvon Maday, Non-consistent approximations of self-adjoint eigenproblems: Application to the supercell method, Numerische Mathematik, 128, 2014, pp 663–706, pdf
4- Eric Cancès, Virginie Ehrlacher and Yvon Maday, Periodic Schrödinger Operators with Local Defects and Spectral Pollution, SIAM Journal of Numerical Analysis, 50(6), 2012, pp 3016–3035, pdf
3- Eric Cancès, Virginie Ehrlacher and Tony Lelièvre, Convergence of a greedy algorithm for high-dimensional convex problems, M3AS, 21(12), 2011, pp 2433-2467, pdf
2- Eric Cancès and Virginie Ehrlacher, Local defects are always neutral in the Thomas-Fermi-von Weiszäcker theory of crystals, Archive of Rational Mechanics and Analysis, 202, 2011, pp 933-973, pdf
1- Geoffroy Hautier, Chris Fischer, Virginie Ehrlacher, Anubhav Jain and Gerbrand Ceder, Data Mined Ionic Substitutions for the Discovery of New Compounds, Inorganic Chemistry, 50 (2), 2011, pp 656–663, pdf
Proceedings
9- Clément Cancès, Jean Cauvin-Vila, Claire Chainais-Hillairet, Virginie Ehrlacher, Structure Preserving Finite Volume Approximation of Cross-Diffusion Systems Coupled by a Free Interface, accepted for publication in Finite Volumes for Complex Applications X, 2023.
8- Beatrice Battisti, Tobias Blickhan, Guillaume Enchéry, Virginie Ehrlacher, Damiano Lombardi, Olga Mula, Wasserstein model reduction approach for parametrized flow problems in porous media, accepted for publication in ESAIM: PROCEEDINGS AND SURVEYS, 2022,pdf
7- Adrien Béguinnet, Virginie Ehrlacher, Roberta Flenghi, Maria Fuente, Olga Mula, Agustin Somacal, Deep learning-based schemes for singularly perturbed convection-diffusion problems, accepted for publication in ESAIM: PROCEEDINGS AND SURVEYS, 2022, pdf
6- Jad Dabaghi, Virginie Ehrlacher, Christoph Strössner, Computation of the self-diffusion coefficient with low-rank tensor methods: application to the simulation of a cross-diffusion system, accepted for publication in ESAIM: PROCEEDINGS AND SURVEYS, 2022, pdf
5- Virginie Ehrlacher, Convergence results on greedy algorithms for high-dimensional eigenvalue problems, ESAIM: PROCEEDINGS AND SURVEYS, 2014, 45, pp. 148-157, pdf
4- Houssam Alrachid, Virginie Ehrlacher, Alexis Marceau and Karim Tekkal, Statistical methods for critical scenarios in aeronautics, ESAIM: PROCEEDINGS, 2014, 41, pp 95-131, pdf
3- Eric Cancès, Virginie Ehrlacher and Tony Lelièvre, Greedy algorithms for high-dimensional linear non-symmetric problems, ESAIM: PROCEEDINGS, 2013, 41, pp 95-131, pdf
2- Amaury Delamarre, Laurent Lombez, Jean-François Guillemoles, Virginie Ehrlacher, Tony Lelièvre and Eric Cancès, Investigation of solar cell properties by absolute measurement of spatially and spectrally resolved luminescence. In Proc. 27th Eur. PV Solar Energy Conf. Exhib, 2012, pp 497-499.
1- Virginie Ehrlacher, Convergence of a Greedy Algorithm on Nonlinear Convex Problems and Application to Uncertainty Quantification on Obstacle Problems, ASME Proceedings, 3rd Joint US-European Fluids Engineering Summer Meeting, 2010, pp 2905-2912, pdf
