Isabelle RAMIERE Isabelle RAMIÈRE

Identifiants chercheurs

IdHAL :

isabelle-ramiere

ORCID :

0000-0001-7487-0218

Présentation

Researcher in Applied Mathematics and Computational Mechanics

Brief CV

Education

2021 : Habilitation thesis (HDR, Habilitation à Diriger des Recherches), Doctor of Science (DSc), Aix-Marseille University.

2006 : PhD in Applied Mathematics, Aix-Marseille University.

2003 : Engineering degree in Applied Mathematics, INSA Rouen, Head of promotion

2003 : Master of Science in Engineering Sciences, University of Rouen, Head of promotion.

Positions

Since 2023: Research Director at CEA (French Alternative Energies and Atomic Energy Commission)

Since 2022 : Senior Expert at CEA of Cadarache, Energy Division, Fuel Study Department.Development of innovative and efficient numerical methods in the fuel behavior numerical simulation platform PLEIADES.Keywords : multiphysics coupling, multiscale coupling, adaptive mesh refinement, fixed point acceleration, numerical homogenization, reduced order modeling, solids mechanics, contact mechanics.

2016-22 : Expert Research Scientist at CEA of Cadarache, Nuclear Energy Division, Fuel Study Department.

2009-15 : Research Engineer at CEA of Cadarache, Nuclear Energy Division, Fuel Study Department.

2007-09 : Research Engineer at CEA of Marcoule, Nuclear Energy Division, RadioChemistry and Processes Department.

2006-07 : Research Engineer at CNRS, Geoscience modeling and imaging Lab, Pau.

Teaching

Since 2022 : Head of the course &quot;Nuclear engineering and modelization&quot; at the Engineering school Seatech Toulon (12h/ year)

2016-23 : Head of the course &quot;Finite Elements&quot; at the Engineering school Polytech' Marseille (20h / year)

2013-15 : Intervention at INSA Rouen on &quot;Numerical methods for nuclear fuel simulation&quot; (4h / year)

PhD supervisions

Pierre Dubois (2024- ), Alexandre Epalle (2021-24), Louis Belgrand (2020-23), Simon Le Berre (2020-23), Daria Koliesnikova (2017-21), Mourad Temmar (2016-19), Jules Fauque (2015-18), Hao Liu (2013-16), Lauréline Barbié (2010-13).

Post-doctoral supervision

Anas El Hachimi (2025- ), Tomaso Barani (2020-21)

List of publications available on HAL

Publications

Article dans une revue (28)

Population Balance Solution Using Fixed Point Convergence Acceleration for Steady-State Reactor Networks Cristian Camilo Ruiz Vasquez,Noureddine Lebaz,Isabelle Ramière,Murielle Bertrand,Denis Mangin EPJ Web of Conferences, 2025, 6th International ATALANTE Conference on Nuclear Chemistry for Sustainable Fuel Cycles (ATALANTE-2024), 317, pp.01010. ⟨10.1051/epjconf/202531701010⟩ Article dans une revue cea-04925971v1
Improved accuracy of Dirichlet-like microscopic solutions on Representative Volume Elements Louis Belgrand,Isabelle Ramière,Marc Josien,Frédéric Lebon Computer Methods in Applied Mechanics and Engineering, In press Article dans une revue cea-05232281v2
PLEIADES: a numerical framework dedicated to the multiphysics and multiscale nuclear fuel behaviour simulation Stephane Bernaud,Isabelle Ramiere,Guillaume Latu,Bruno Michel Annals of Nuclear Energy, 2024, 205, pp.110577. ⟨10.1016/j.anucene.2024.110577⟩ Article dans une revue cea-05030469v1
Assessing the PLEIADES/GERMINAL V3 fuel performance code against transmutation experiments in sodium fast reactors Tommaso Barani,Fabien Bernachy-Barbe,Nathalie Chauvin,Clara Fillaux,Marc Lainetet al. Annals of Nuclear Energy, 2024, 203, pp.110526. ⟨10.1016/j.anucene.2024.110526⟩ Article dans une revue cea-04996601v1
Steady state population balance modelling of precipitation processes: nucleation, growth and size-dependent agglomeration Cristian Camilo Ruiz Vasquez,Noureddine Lebaz,Isabelle Ramière,Sophie Lalleman,Denis Manginet al. Journal of Crystal Growth, 2023, 616, pp.127258. ⟨10.1016/j.jcrysgro.2023.127258⟩ Article dans une revue hal-04098144v1
Fixed point convergence and acceleration for steady state population balance modelling of precipitation processes: application to neodymium oxalate Cristian Camilo Ruiz Vasquez,Noureddine Lebaz,Isabelle Ramière,Sophie Lalleman,Denis Manginet al. Chemical Engineering Research and Design, 2022, 177, pp.767-777. ⟨10.1016/j.cherd.2021.11.030⟩ Article dans une revue hal-03457230v1
Analysis of fabrication and crack-induced porosity migration in mixed oxide fuels for sodium fast reactors by the finite element method Tommaso Barani,Isabelle Ramière,Bruno Michel Journal of Nuclear Materials, 2022, 558, pp.153341. ⟨10.1016/j.jnucmat.2021.153341⟩ Article dans une revue cea-03581232v1
Condition number and clustering-based efficiency improvement of reduced-order solvers for contact problems using Lagrange multipliers Simon Le Berre,Isabelle Ramiere,Jules Fauque,David Ryckelynck Mathematics , 2022, 10 (9), pp.1495. ⟨10.3390/math10091495⟩ Article dans une revue cea-03714373v1
Proximity Effects in Matrix-Inclusion Composites: Elastic Effective Behavior, Phase Moments, and Full-Field Computational Analysis Louis Belgrand,Isabelle Ramière,Rodrigue Largenton,Frédéric Lebon Mathematics , 2022, 10 (23), pp.4437. ⟨10.3390/math10234437⟩ Article dans une revue hal-03887798v1
Fully automatic multigrid adaptive mesh refinement strategy with controlled accuracy for nonlinear quasi-static problems Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon Computer Methods in Applied Mechanics and Engineering, 2022, 400, pp.115505. ⟨10.1016/j.cma.2022.115505⟩ Article dans une revue hal-03887791v1
Phase-field modeling with the TAF-ID of incipient melting and oxygen transport in nuclear fuel during power transients Clément Introïni,Jérôme Sercombe,Isabelle Ramière,Romain Le Tellier Journal of Nuclear Materials, 2021, 556, pp.153173. ⟨10.1016/j.jnucmat.2021.153173⟩ Article dans une revue cea-03581220v1
A unified framework for the computational comparison of adaptive mesh refinement strategies for all-quadrilateral and all-hexahedral meshes: locally adaptive multigrid methods versus h-adaptive methods Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon Journal of Computational Physics, 2021, 437, pp.110310. ⟨10.1016/j.jcp.2021.110310⟩ Article dans une revue hal-02136085v2
Analytical Comparison of Two Multiscale Coupling Methods for Nonlinear Solid Mechanics Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon Journal of Applied Mechanics, 2020, 87 (9), ⟨10.1115/1.4047259⟩ Article dans une revue hal-02909293v1
Multi-physics modelling of the pellet-to-cladding gap closure phenomenon for SFR fuel performance codes Mourad Temmar,Bruno Michel,Isabelle Ramière,Nicolas Favrie Journal of Nuclear Materials, 2020, 529, pp.151909. ⟨10.1016/j.jnucmat.2019.151909⟩ Article dans une revue cea-02534686v1
Original geometrical stopping criteria associated to multilevel adaptive mesh refinement for problems with local singularities Isabelle Ramière,Hao Liu,Frédéric Lebon Computational Mechanics, 2019, 64 (3), pp.645-661. ⟨10.1007/s00466-019-01674-7⟩ Article dans une revue hal-02336644v1
GERMINAL, a fuel performance code of the PLEIADES platform to simulate the in-pile behaviour of mixed oxide fuel pins for sodium-cooled fast reactors Marc Lainet,Bruno Michel,Jean-Christophe Dumas,Michel Pelletier,Isabelle Ramière Journal of Nuclear Materials, 2019, 516, pp.30-53. ⟨10.1016/j.jnucmat.2018.12.030⟩ Article dans une revue cea-02339742v1
Hybrid hyper-reduced modeling for contact mechanics problems Jules Fauque,Isabelle Ramière,David Ryckelynck International Journal for Numerical Methods in Engineering, 2018, 115 (1), pp.117-139. ⟨10.1002/nme.5798⟩ Article dans une revue hal-01853252v1
A new numerical methodology for simulation of unstable crack growth in time independent brittle materials Bruno Michel,Thomas Helfer,Isabelle Ramière,Coralie Esnoul Engineering Fracture Mechanics, 2018, 188, pp.126-150. ⟨10.1016/j.engfracmech.2017.08.009⟩ Article dans une revue cea-03581214v1
On the coupling of local multilevel mesh refinement and ZZ methods for unilateral frictional contact problems in elastostatics Hao Liu,Isabelle Ramière,Frédéric Lebon Computer Methods in Applied Mechanics and Engineering, 2017, 323, pp.1-26. ⟨10.1016/j.cma.2017.04.011⟩ Article dans une revue hal-01694040v1
3D Continuum Damage Approach for Simulation of Crack Initiation and Growth in Ceramic Materials Bruno Michel,Thomas Helfer,Isabelle Ramière,Coralie Esnoul Key Engineering Materials, 2016, Advances in Fracture and Damage Mechanics XV 713, pp. 155-158 ⟨10.4028/www.scientific.net/KEM.713.155⟩ Article dans une revue cea-01403309v1
An Automatic Multilevel Refinement Technique based on Nested Local Meshes for Nonlinear Mechanics Laureline Barbié,Isabelle Ramière,Frédéric Lebon Computers & Structures, 2015, 147, pp.14-25. ⟨10.1016/j.compstruc.2014.10.008⟩ Article dans une revue hal-01247907v1
Iterative residual-based vector methods to accelerate fixed point iterations Isabelle Ramière,Thomas Helfer Computers & Mathematics with Applications, 2015, 70, pp.2210 - 2226. ⟨10.1016/j.camwa.2015.08.025⟩ Article dans une revue cea-01403292v1
Strategies around the local defect correction multi-level refinement method for three-dimensional linear elastic problems Laureline Barbié,Isabelle Ramière,Frédéric Lebon Computers & Structures, 2014, 130, pp.73-90. ⟨10.1016/j.compstruc.2013.10.008⟩ Article dans une revue hal-01007370v1
Fictitious domain methods for two-phase flow energy balance computations in nuclear components Michel Belliard,Isabelle Ramière International Journal for Numerical Methods in Fluids, 2012, 68 (8), pp.939-957 Article dans une revue hal-00604069v1
Experimental characterization and modelization of ion exchange kinetics for a carboxylic resin in infinite solution volume conditions. Application to monovalent−trivalent cations exchange Sébastien Picart,Isabelle Ramière,Hamid Mokhtari,Isabelle Jobelin Journal of Physical Chemistry B, 2010, 114 (34), pp.11027-11038. ⟨10.1021/jp102120m⟩ Article dans une revue cea-03581208v1
Convergence analysis of the $Q$1 -finite element method for elliptic problems with non-boundary-fitted meshes Isabelle Ramière International Journal for Numerical Methods in Engineering, 2008, 75 (9), pp.1007-1052. ⟨10.1002/nme.2278⟩ Article dans une revue istex cea-03581198v1
A general fictitious domain method with immersed jumps and multilevel nested structured meshes Isabelle Ramière,Philippe Angot,Michel Belliard Journal of Computational Physics, 2007, 225 (2), pp 1347-1387. ⟨10.1016/j.jcp.2007.01.026⟩ Article dans une revue hal-00274475v1
A Fictitious domain approach with spread interface for elliptic problems with general boundary conditions Isabelle Ramière,Philippe Angot,Michel Belliard Computer Methods in Applied Mechanics and Engineering, 2007, 196 (4-6), pp 766-781 Article dans une revue hal-00274445v1

Communication dans un congrès (45)

Machine learning based models for HPC thermomechanical fuel assessment Rosa Lo Frano,Salvatore Angelo Cancemi,Mantas Povilaitis,Andrius Ambrutis,Francisco Feriaet al. FISA-EURADWASTE 2025 & SNETP Forum, May 2025, Varsovie, Poland Communication dans un congrès hal-05516508v1
Accurate multiscale solutions to quasi-stationary thermal problems involving a heterogeneous heat source Isabelle Ramière,Louis Belgrand,Frédéric Lebon WCCM 2024 / PANACM 2024 - the 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 2024, Vancouver, Canada Communication dans un congrès cea-04911643v1
Résolution du bilan de population en régime stationnaire par la méthode d’accélération du point fixe vectoriel : application à la modélisation de la précipitation oxalique du néodyme dans un réacteur à effet vortex Cristian Camilo Ruiz Vasquez,Murielle Bertrand,Isabelle Ramière,Noureddine Lebaz,Denis Mangin 19ème Congrès de la Société Française de Génie des Procédés (SFGP), Oct 2024, Deauville, France Communication dans un congrès hal-04739060v1
Simulation of actinides and lanthanides oxalic precipitation in a vortex reactor: multi-compartmental approach Cristian Camilo Ruiz Vasquez,Murielle Bertrand,Isabelle Ramière,Noureddine Lebaz,Denis Mangin 27th International Congress of Chemical and Process Engineering (CHISA), Aug 2024, Prague, Czech Republic Communication dans un congrès hal-04682508v1
Efficient hyper-reduced order modelling of mixed contact problems defined on non-matching grids Isabelle Ramiere,Simon Le Berre,David Ryckelynck ECCOMAS 2024 - 9th European Congress on Computational Methods in Applied Sciences and Engineering, Jun 2024, Lisbonne, Portugal Communication dans un congrès cea-04996597v1
Simulation massivement parallèle et raffinement adaptatif de maillage pour les problèmes de mécanique du contact 3D Alexandre Epalle,Isabelle Ramière,Guillaume Latu,Frédéric Lebon 16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France Communication dans un congrès hal-04823013v1
Computational framework for Adaptive Mesh Refinement methods in linear and nonlinear solid mechanics Daria Koliesnikova,Isabelle Ramiere,Frédéric Lebon WCCM 2024 - the 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 2024, Vancouver, Canada Communication dans un congrès cea-04911642v1
Computational framework for automatic mesh refinement in nonlinear quasi-static solid mechanics context: multilevel adaptive strategy with controlled accuracy Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon ECCOMAS Congress 2024 - 9th European Congress on Computational Methods in Applied Sciences and Engineering, Jun 2024, Lisbonne, Portugal Communication dans un congrès cea-04911637v1
Hyper-Reduction of node-to-surface contact models between nonlinear behavior materials Simon LE BERRE,Isabelle Ramiere,David Ryckelynck USNCCM17 - the 17th U.S. National Congress on Computational Mechanics, Jul 2023, Albuquerque, United States Communication dans un congrès cea-04911625v1
On the Hyper-Reduction of variational inequalities. Application to contact mechanics problems. Isabelle Ramiere,Simon LE BERRE,David Ryckelynck MORTECH2023 - 6th International Workshop on Model Reduction Techniques, Nov 2023, Paris, France Communication dans un congrès cea-04911624v1
Error analysis of the Hybrid Hyper-Reduction method for frictionless contact problems Simon Le Berre,Isabelle Ramière,David Ryckelynck ICCCM 2023 - 7th International conference on computational contact mechanics, ECCOMAS (Thematic conference), Jul 2023, Turin, Italy Communication dans un congrès hal-04088245v1
Effets de la proximité des inclusions dans un Volume Elémentaire Représentatif sur le calcul des champs locaux et des propriétés effectives Louis Belgrand,Isabelle Ramière,Rodrigue Largenton,Frédéric Lebon CSMA 2022 - 15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, Giens, France Communication dans un congrès cea-04911613v1
Multilevel Adaptive Mesh Refinement with controlled accuracy for nonlinear quasi-static mechanics Daria Koliesnikova,Isabelle Ramiere,Frédéric Lebon WCCM 2022, Jul 2022, Yokohama, Japan Communication dans un congrès cea-03954894v1
Hyper-réduction d'ordre de modèle pour la mécanique du contact traité par multiplicateurs de Lagrange Simon Le Berre,Isabelle Ramière,Jules Fauque,David Ryckelynck 15e colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France Communication dans un congrès hal-03718086v1
Modeling fabrication and crack-induced porosity migration in uranium-plutonium mixed oxide fuels for Sodium Fast Reactors Tommaso Barani,Bruno Michel,Isabelle Ramiere Numat 2022 - The Nuclear Materials Conference, Oct 2022, Gand, Belgium Communication dans un congrès cea-04911614v1
MANTA : un code HPC généraliste pour la simulation de problèmes complexes en mécanique Olivier Jamond,Nicolas Lelong,Axel Fourmont,Joffrey Bluthé,Matthieu Breuzeet al. CSMA 2022 15ème Colloque National en Calcul des Structures, May 2022, Giens, France Communication dans un congrès hal-03688160v1
Efficiency of boundary conditions on the computation of local fields in a Representative Volume Element Louis Belgrand,Isabelle Ramière,Rodrigue Largenton,Frédéric Lebon ECCOMAS Congress 2022 - The 8th European Congress on Computational Methods in Applied Sciences and Engineering, Jun 2022, Oslo, Norway Communication dans un congrès cea-03777686v1
A compartmental-based approach for the modelling of a vortex precipitation reactor for nuclear energy applications Camilo Ruiz,Noureddine Lebaz,Isabelle Ramière,Denis Mangin,Murielle Bertrand 7th International Conference on Population Balance Modelling, May 2022, Lyon, France Communication dans un congrès cea-04696621v1
Multilevel Adaptive Mesh Refinement with controlled accuracy for nonlinear quasi-static mechanics D Koliesnikova,Isabelle Ramière,Frédéric Lebon 15th World Congress on Computational Mechanics (WCCM-XV) & 8th Asian Pacific Congress on Computational Mechanics (APCOM-VIII), Jul 2022, Yokohama, Japan Communication dans un congrès hal-03909621v1
Adaptive multigrid local defect correction method for nonlinear solid mechanics Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon 14th WCCM & ECCOMAS Congress, Jan 2021, Virtual Congress, France Communication dans un congrès hal-03306218v1
AUTOMATIC ADAPTIVE MESH REFINEMENT WITH CONTROLLED ACCURACY IN A MULTISCALE CONTEXT FOR NONLINEAR SOLID MECHANICS Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon International Conference Nuclear Energy for New Europe, Sep 2021, BLED, Slovenia Communication dans un congrès hal-03448112v1
Raffinement de maillage adaptatif pour solveur implicite I. Ramiere,Frédéric Lebon,Laureline Barbié,Hao Liu,Daria Koliesnikova 2ème journée sur les méthodes numériques " Méthodes de résolution adaptatives", Oct 2019, Cadarache, France Communication dans un congrès hal-02909911v1
Étude comparative de la méthode Local Defect Correction et des méthodes h-adaptatives Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon 14ème Colloque National en Calcul de Structures (CSMA 2019), May 2019, Giens, France Communication dans un congrès hal-02337234v1
Conceptual and algorithmic comparison of multigrid Local Defect Correction approach and hybrid FE2 numerical homogenization technique Daria Koliesnikova,I. Ramiere,Frédéric Lebon JST Homogénéisation et calcul multi-chelles, Oct 2019, Champs-sur-Marne, France Communication dans un congrès hal-02909910v1
Comparative study of Local Defect Correction method and h-adaptive methods Daria Koliesnikova,Isabelle Ramière,Frédéric Lebon The Tenth International Conference on Engineering Computational Technology, Sep 2018, Sitjes, Spain Communication dans un congrès hal-02335714v1
New functionalities of the 3.0 version of TFEL, MFront and MTest Thomas Helfer,Olivier Fandeur,David Haboussa,Dominique Deloison,Olivier Jamondet al. CSMA 2017 - 13e Colloque National en Calcul des Structures, IMSIA; LMS; Onera; DMEP (CEA), May 2017, Giens, France Communication dans un congrès hal-03043192v1
Un schéma de calcul multi-échelles de type Éléments Finis au carré pour la simulation de combustibles nucléaires hétérogènes. Isabelle Ramière,Renaud Masson,Bruno Michel,Stéphane Bernaud 13e colloque national en calcul des structures, Université Paris-Saclay, May 2017, Giens, Var, France Communication dans un congrès hal-01922538v1
3d simulation in the pleiades software environment for sodium fast reactor fuel pin behavior under irradiation B. Michel,M. Temmar,M. Lainet,I. Ramière,M. Pelletieret al. International Conference on Fast Reactors and Related Fuel Cycles: Next Generation Nuclear Systems for Sustainable Development (FR17), Jun 2017, Ekaterinbourg, Russia Communication dans un congrès hal-02417715v1
A multilevel numerical method coupling LDC and ZZ methods for frictional contact problems in elastostatics Liu Hao,Isabelle Ramière,Frédéric Lebon 3rd International Conference on Multiscale Computational Methods for Solids and Fluids – MSF 2017, Sep 2017, Ljubljana, Slovenia Communication dans un congrès hal-01697460v1
Acceleration methods for fixed point coupled problems iterations I. Ramiere,T. Helfer Numerical Methods in Coupled Problems 2017, Jun 2017, Rhodes, Greece Communication dans un congrès hal-02417813v1
3d simulation in the pleiades software environment for sodium fast reactor fuel pin behavior under irradiation B. Michel,M. Temmar,M. Lainet,I. Ramiere,M. Pelletieret al. International Conference on Fast Reactors and Related Fuel Cycles Next Generation Nuclear Systems for Sustainable Development (FR17), Jun 2017, Yekaterinburg, Russia Communication dans un congrès hal-02419678v1
New developments in ALCYONE 2.0 fuel performance code V. Marelle,P. Goldbronn,S. Bernaud,E. Castelier,J. Julienet al. Top Fuel 2016 - Light Water Reactor (LWR) Fuel Performance Meeting, Sep 2016, Boise, United States Communication dans un congrès cea-02439467v1
Local Defect Correction Method coupled with the Zienkiewicz-Zhu a $posteriori$ error estimator in elastostatics Solid Mechanics H. Liu,I. Ramiere,Frédéric Lebon CMCMM 2015 - Seventeenth copper mountain conference on multigrid methods, Mar 2015, Copper Mountain, United States Communication dans un congrès cea-02509248v1
Automatic multigrid mesh refinement strategy for precise localized stress concentration simulation Hao Liu,Isabelle Ramière,Frédéric Lebon 22e Congrès Français de Mécanique, Aug 2015, Lyon, France Communication dans un congrès hal-01247947v1
Automatic multigrid mesh refinement strategy for precise localized stress concentration simulation Hao Liu,Isabelle Ramière,Frederic Lebon CFM 2015 - 22ème Congrès Français de Mécanique, Aug 2015, Lyon, France Communication dans un congrès hal-03444739v1
Recent improvements of the thermomechanical modeling in the PLEIADES platform applications to the simulation of PWR accidental transient conditions using the Alcyone fuel performance code T. Helfer,J. Sercombe,B. Michel,I. Ramiere,M. Salvoet al. MMSNF-Nufuel, Nov 2015, Karlsruhe, Germany Communication dans un congrès hal-02416330v1
Automatic mesh refinement in Solid Mechanics Liu Hao,Isabelle Ramière,Frédéric Lebon Seventeenth Copper Mountain Conference on Multigrid Methods, Mar 2015, Copper Mountain, United States Communication dans un congrès hal-01247967v1
Automatic multigrid mesh refinement strategy for precise localized stress concentration simulation Hao Liu,Isabelle Ramière,Frédéric Lebon 22ème Congrès Français de Mécanique, Aug 2015, Lyon, France Communication dans un congrès cea-01403300v1
Méthode de raffinement local de maillage multi-niveaux en mécanique des solides non-linéaire. Application à l'interaction pastille-gaine Isabelle Ramière,Lauréline Barbié,Frédéric Lebon 42e Congrès National d'Analyse Numérique CANUM 2014, Mar 2014, Carry-Le-Rouet, France Communication dans un congrès hal-01007570v1
Comparisons between a Local Multigrid Method and H-Adaptive Methods in solid mechanics Isabelle Ramière,Laureline Barbié,Hao Liu,Frédéric Lebon 4th European Seminar on Computing, ESCO 2014, Jun 2014, Pilsen, Czech Republic Communication dans un congrès hal-01007566v1
A multilevel technique based on nested local meshes for nonlinear mechanics Laureline Barbié,Isabelle Ramière,Frédéric Lebon Eighth International Conference on Engineering Computational Technology, Sep 2012, Dubrovnik, Croatia. ⟨10.4203/ccp.100.88⟩ Communication dans un congrès hal-00740760v1
AMR Methods in solids mechanics for pellet-cladding interaction modelling Laureline Barbié,Isabelle Ramière,Frédéric Lebon,Jérôme Sercombe 5th International Conference on Adaptative Modeling and Simulation ADMOS 2011, Jun 2011, Paris, France Communication dans un congrès hal-00589998v1
FICTITIOUS DOMAIN SIMULATIONS FOR THE TWO-PHASE FLOW ENERGY BALANCE OF THE CLOTAIRE STEAM GENERATOR MOCK-UP Michel Belliard,Isabelle Ramière The 12th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-12), 2007, Pittsburg, Pennsylvania, United States. paper 6 Communication dans un congrès hal-00274329v1
Fictitious domain methods to solve convection-diffusion problems with general boundary conditions Isabelle Ramière,Philippe Angot,Michel Belliard Proc. in the 17th Computational Fluid Dynamics Conference AIAA, Jun 2005, Toronto, Canada. Session : "Numerical methods and code optimization I" Communication dans un congrès hal-00274448v1
On the simulation of Nuclear Power Plant Components using a fictitious domain approach Isabelle Ramière,Michel Belliard,Philippe Angot NURETH-11, Oct 2005, Avignon, France. paper: 193 Communication dans un congrès hal-01053745v1

Poster de conférence (3)

Solution du bilan de population à l'état stationnaire dans le contexte de la précipitation oxalique dans un réacteur à effet vortex Cristian Camilo Ruiz Vasquez,Noureddine Lebaz,Isabelle Ramière,Denis Mangin,Murielle Bertrand Cristal 10, Jun 2022, Lyon, France Poster de conférence hal-03694122v1
Efficient Hyper-Reduction of contact problems treated by Lagrange multipliers. Simon LE BERRE,Isabelle Ramiere,David Ryckelynck MORE 2022, Sep 2022, Berlin, Germany. 2022 Poster de conférence cea-04911611v1
Efficient Hyper-Reduction of contact problems treated by Lagrange multipliers S Le Berre,I Ramière,David Ryckelynck Model Reduction and Surrogate Modeling (MORE), Sep 2022, Berlin, Germany Poster de conférence hal-04088319v1

Ouvrages (1)

La mécanique des structures - Une monographie de la Direction des énergies Olivier Asserin,Danièle Ayrault,Benoît Bary,Alberto Beccantini,Patrick Blaiseet al. CEA Paris-Saclay. Editions du Moniteur, 2025, Les Monographies de la DES, 978-2-281-14800-8 Ouvrages cea-04947183v1

Chapitre d'ouvrage (5)

Advanced Numerical Methods in Computational Solid Mechanics Frédéric Lebon,Isabelle Ramiere Special Issue de MDPI "Advanced Numerical Methods in Computational Solid Mechanics", MDPI, pp.1512, 2023, ⟨10.3390/math11061512⟩ Chapitre d'ouvrage cea-04996195v1
Two fuel performance codes of the PLEIADES platform: ALCYONE and GERMINAL Bruno Michel,Isabelle Ramière,Isabelle Viallard,Clément Introini,Marc Lainetet al. Nuclear Power Plant Design and Analysis Codes, Elsevier, pp.207-233, 2021, ⟨10.1016/B978-0-12-818190-4.00009-7⟩ Chapitre d'ouvrage cea-03581238v1
Hyper-réduction d’ordre de modèles pour la mécanique du contact Isabelle Ramière Clefs du CEA, 70, , pp.29-31, 2020, Sacrées Mathématiques Chapitre d'ouvrage cea-03581254v1
Accélération de convergence pour les suites vectorielles de point fixe Isabelle Ramière Clefs du CEA, 70, , pp.26-27, 2020, Sacrées Mathématiques Chapitre d'ouvrage cea-03581249v1
La méthode FIC-EBC : une méthode de domaine fictif avec sauts immergés et raffinement de maillage multi-niveaux Isabelle Ramière MATAPLI, 89, pp.1-28, 2009 Chapitre d'ouvrage cea-01403307v1

Thèse (1)

Méthodes de domaine fictif pour des problèmes elliptiques avec conditions aux limites générales en vue de la simulation numérique d'écoulements diphasiques. Isabelle Ramière Mathématiques [math]. Université de Provence - Aix-Marseille I, 2006. Français. ⟨NNT : ⟩ Thèse tel-00122916v1

HDR (1)

Autour de méthodes numériques pour les couplages multiphysiques et multiéchelles en mécanique des solides Isabelle Ramière Mécanique des solides [physics.class-ph]. Aix Marseille Université (AMU), 2021 HDR tel-03395792v3