Tutelle du CNRSLaboratoire des Composites Thermo Structuraux UMR5801

LCTS

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  • Tutelle du CNRS
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Publications Majeures

Performance assessment of the augmented finite element method for the modelling of weak discontinuities

International Journal for Numerical Methods in Engineering [2021]
Essongue, S.; Couégnat, G.; Martin, E.

Feasibility of a weakly intrusive Generalized Finite Element Method implementation in a commercial code: Application to Ceramic Matrix Composite micro-structures

Computers & Structures [2021]
Jayet, T.-D.; Baranger, E.; Couegnat, G.; Denneulin, S.

Finite element modelling of traction-free cracks: Benchmarking the augmented finite element method (AFEM)

Engineering Fracture Mechanics [2021]
Essongue, S.; Couégnat, G.; Martin, E.

Digitization and image-based structure-properties relationship evaluation of a porous gold micro-electrode

Materials & Design [2020]
Baux, A.; Couégnat, G.; Vignoles, G.L.; Lasseux, D.; Kuhn, A.; Carucci, C.; Mano, N.; Le, T.D.

Image-Based Numerical Modeling of Self-Healing in a Ceramic-Matrix Minicomposite

Ceramics [2019]
Perrot, G.; Couégnat, G.; Ricchiuto, M.; Vignoles, G.L.

Synthesis and optimization of low-pressure chemical vapor deposition-silicon nitride coatings deposited from SiHCl3 and NH3

Thin Solid Films [2019]
Cossou, B.; Jacques, S.; Couégnat, G.; King, S.W.; Li, L.; Lanford, W.A.; Bhattarai, G.; Paquette, M.; Chollon, G.

Modeling of the non-linear mechanical and thermomechanical behavior of 3D carbon/carbon composites based on internal interfaces

Carbon [2019]
Gillard, A. P.; Couegnat, G.; Chupin, S.; Vignoles, G. L.

Variational segmentation of textile composite preforms from X-ray computed tomography

Composite Structures [2019]
Bénézech, J.; Couégnat, G.

Stereochemistry of nitrogene E lone pairs in NH3E, NOFE, N2O3E2, AgNO2E and NCl3E

Comptes Rendus Chimie [2017]
Galy, J; Couégnat, G.; Vila, E.; Matar, S.

Stereochemistry and ab initio topology analyses of electron lone pair triplets and twins in interhalogen compounds and halogen suboxides

Progress in Solid State Chemistry [2017]
Matar, Samir F.; Couégnat, Guillaume; Galy, Jean

Damage investigation and modeling of 3D woven ceramic matrix composites from X-ray tomography in-situ tensile tests

Acta Materialia [2017]
Mazars, V.; Caty, O.; Couegnat, G.; Bouterf, A.; Roux, S.; Denneulin, S.; Pailhes, J.; Vignoles, G.L.

Synthesis and characterization of monolithic CVD-SiC tubes

Journal of the European Ceramic Society [2016]
Drieux, P.; Chollon, G.; Jacques, S.; Couégnat, G.; Jouannigot, S.; Weisbecker, P.

A quantitative, space-resolved method for optical anisotropy estimation in bulk carbons

Carbon [2015]
Gillard, A.; Couégnat, G.; Caty, O.; Allemand, A.; Weisbecker, P.; Vignoles, G.

A quantitative, space-resolved method for optical anisotropy estimation in bulk carbons

Carbon [2015]
A. P. GILLARD, G. COUEGNAT, O. CATY, A. ALLEMAND, P. WEISBECKER, G. L. VIGNOLES

Scaling strength distributions in quasi-brittle materials from micro- to macro-scales: A computational approach to modeling Nature-inspired structural ceramics

Journal of the Mechanics and Physics of Solids [2014]
Genet, M; Couégnat, G.; Tomsia, A.P.; Ritchie, R.O.

Image-based 2d numerical modeling of oxide formation in self-healing CMCs

Ceramics Engineering and Science Proceedings [2013]
Dréan, V.; Perrot, G.; Couégnat, G.; Ricchiuto, M.; Vignoles, G.

Damage analysis of thin 3D-woven SiC/SiC composite under low velocity impact loading

Composites Part A: Applied Science and Manufacturing [2012]
Herb, V.; Martin, E.; Couégnat, G.

Modélisation macroscopique du comportement mécanique des composites à matrice céramique

Comptes-rendus des 17e Journées Nationales sur les Composites [2011]
Dupin, C. ; Couégnat, G. ; Camus, G.

Virtual testing applied to transverse multiple cracking of tows in woven ceramic composites

Mechanics Research Communications [2011]
Pineau, P.; Couégnat, G.; Lamon, J.

Virtual material approach to self-healing CMCs

EUCASS 2011 Proceedings [2011]
COUÉGNAT, G.; DRÉAN, V.; ROS, W.; MARTIN, E.; RICCHIUTO, M.; C. GERMAIN, C.; CATALDI, M.; VIGNOLES, G. L.

Damage assessment of thin SiC/SiC composite plates subjected to quasi-static indentation loading

Composites Part A: Applied Science and Manufacturing [2010]
Herb,V; Couégnat, G; Martin, E

Approche multiéchelle du comportement mécanique des matériaux composites à renfort tissé

9ème Colloque National en Calcul de Structure [2009]
Couégnat, G.; Martin, E.; Lamon, J.; Carrère, N.

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