Nicolas Pignet Université
Paris-Est,
CERMICS ,
ENPC
6 et 8, av. Blaise Pascal
77455 Marne la Vallée cedex 2, France
and EDF R&D
7 Boulevard Gaspard Monge
91120 Palaiseau, France
e-mail: nicolas.pignet[AT]edf.fr
Current position
Researcher at EDF R&D since 11/2019
Numerical methods for solid mechanics
Parallel software
Former position
Applied Mathematics PhD student (since 11/2016) with
Alexandre Ern and Mickael Abbas (EDF R&D)
PhD program supported by EDF R&D and code_aster project
Subject: "Hybrid High-Order methods for non-linear solid mechanics " [Manuscript][Slides]
Defended on October, 22th, 2019
Reviewers : Patrice Hauret, Yves Renard
Examiners : Grégoire Allaire, Patrick Hild, Vanessa Lleras, Christian Wieners
Research topics
Finite Element methods and Hybrid High-Order methods
Solid mechanics
Incompressible non-linear elasticity and plasticity
Finite deformations
Contact and friction
Numerical simulations
Books
M. Cicuttin, A. Ern and NP, Hybrid high-order methods: A primer with application to solid mechanics, SpringerBriefs in Mathematics (2021)
[Springer]
[Hal]
[arXiv]
Publications
F. Chouly, A. Ern and NP, A Hybrid High-Order discretization combined with Nitsche's method for contact and Tresca friction in small strain elasticity, SIAM J. Sci. Comput., 42(4), A2300-A2324 (2020)
[Hal]
[DOI]
M. Abbas, A. Ern and NP, A Hybrid High-Order method for finite elastoplastic deformations within a logarithmic strain framework, Int. J. Numer. Methods Eng., 120(3), 303-327 (2019)
[Hal]
[arXiv]
[DOI]
M. Abbas, A. Ern and NP, A Hybrid High-Order method for incremental associative plasticity with small deformations, Comput. Methods Appl. Mech. Engrg., 346, 891-912 (2019)
[Hal]
[arXiv]
[DOI]
M. Abbas, A. Ern and NP, Hybrid High-Order methods for finite deformations of hyperelastic
materials, Comput. Mech., 62(4), 909-928 (2018)
[Hal]
[arXiv]
[DOI]
Scientific softwares
I implement Hybrid High-Order (HHO) methods both in DiSk++ and in code_aster (two open-source softwares)
DiSk++, an open-source C++ template library for Discontinuous Skeletal methods
code_aster, an open-source finite element software developed by EDF R&D for the french nuclear industry
Talks
16th European Finite Element Fair (EFEF), Heidelberg (Germany), 06/18 [Slides]
6th European Conference on Computational Mechanics (ECCM), Glasgow (Scotland), 06/18 [Slides]
10th European Solid Mechanics Conference (ESMC), Bologna (Italy), 07/18 [Slides]
Current Trends and Open Problems in Computational Solid Mechanics, Hannover (Germany), 10/18 [Slides]
14th Colloque National en Calcul des structures, Giens (France), 05/19 [Slides]