Search Results - "Saintier, N"

Damage mechanisms in short glass fibre reinforced thermoplastic during in situ microtomography tensile tests by Rolland, H., Saintier, N., Robert, G.

“…Micromechanical modelling of short fibre reinforced thermoplastics requires identification of damage mechanisms and their kinetics as a function of their…”
Get full text

In situ X-ray tomography investigation on damage mechanisms in short glass fibre reinforced thermoplastics: Effects of fibre orientation and relative humidity by Rolland, H., Saintier, N., Wilson, P., Merzeau, J., Robert, G.

“…Damage mechanisms of reinforced polyamide 6,6 have been studied in 3D through in situ X-ray tomography tensile tests. 3D pictures of the microstructure have…”
Get full text

On the role of the spherulitic microstructure in fatigue damage of pure polymer and glass-fiber reinforced semi-crystalline polyamide 6.6 by Raphael, I., Saintier, N., Robert, G., Béga, J., Laiarinandrasana, L.

“…•Fatigue damage progresses in the polymer by opening each spherulite in its equatorial plane.•Half of the spherulite can be observed on each fracture surface,…”
Get full text

Fatigue damage mechanisms of short fiber reinforced PA66 as observed by in-situ synchrotron X-ray microtomography by Rolland, H., Saintier, N., Raphael, I., Lenoir, N., King, A., Robert, G.

“…The understanding of fatigue damage mechanisms of short fiber reinforced thermoplastics are a key issue in order to optimize material processing and propose…”
Get full text

A mixed strain rate and energy based fatigue criterion for short fiber reinforced thermoplastics by Raphael, I., Saintier, N., Rolland, H., Robert, G., Laiarinandrasana, L.

“…•A large fatigue data base was produced to fully address orientation and loading ratio effects.•The evolution of a wide number of mechanical quantities was…”
Get full text

Cyclic loadings and crystallization of natural rubber: An explanation of fatigue crack propagation reinforcement under a positive loading ratio by Saintier, N., Cailletaud, G., Piques, R.

“…▶ Crack branching extending in a fractal-like behavior across the scales. ▶ Crack branching reduces significantly the crack growth rate. ▶ Cyclic hardening can…”
Get full text

Topography and wettability characterization of surfaces manufactured by SLM and treated by chemical etching by Thenard, T., Catapano, A., Allena, R., El May, M., Saintier, N., Mesnard, M.

“…Selective Laser Melting process represents an interesting opportunity in the biomedical field to fabricate customized implants. However, the surface roughness…”
Get full text

Micromechanical investigation of the influence of defects in high cycle fatigue by Guerchais, R., Saintier, N., Morel, F., Robert, C.

“…•Finite element analysis of smooth and notched polycrystalline aggregates of an electrolytic copper are conducted.•Effects of cubic elasticity and crystal…”
Get full text

Configurational Mechanics and Critical Plane Approach: Concept and application to fatigue failure analysis of rubberlike materials by Andriyana, A., Saintier, N., Verron, E.

“…From an engineering viewpoint, life time estimation of industrial rubber parts in service is a critical issue. To this end, the present paper outlines recent…”
Get full text

Analyses of hydrogen distribution around fatigue crack on type 304 stainless steel using secondary ion mass spectrometry by Saintier, N., Awane, T., Olive, J.M., Matsuoka, S., Murakami, Y.

“…Secondary Ion Mass Spectrometry (SIMS) analyses were carried out on type 304 austenitic stainless steel. On annealed specimen exposed to hydrogen (10 MPa,…”
Get full text

Crack initiation and propagation under multiaxial fatigue in a natural rubber by Saintier, N., Cailletaud, G., Piques, R.

“…The ever growing use of elastomers and polymers in structures leads to the need of pertinent multiaxial fatigue life criteria for such materials. Thus, the…”
Get full text

Multiaxial fatigue life prediction for a natural rubber by Saintier, N., Cailletaud, G., Piques, R.

“…This study deals with the fatigue crack initiation under multiaxial non-proportional loadings in a natural rubber. Push–pull, torsion and tension-compression…”
Get full text

Micromechanical study of the loading path effect in high cycle fatigue by Guerchais, R., Robert, C., Morel, F., Saintier, N.

“…•Finite element analysis of polycrystalline aggregates of pure copper are presented.•Effects of cubic elasticity and crystal plasticity are investigated.•The…”
Get full text

Influence of the microstructure and voids on the high-cycle fatigue strength of 316L stainless steel under multiaxial loading by Guerchais, R., Morel, F., Saintier, N., Robert, C.

“…In the present study, the effects of both the microstructure and voids on the high‐cycle fatigue behaviour of the 316L austenitic stainless steel are…”
Get full text

About the effect of plastic dissipation in heat at the crack tip on the stress intensity factor under cyclic loading by Ranc, N., Palin-Luc, T., Paris, P.C., Saintier, N.

“…Because of the reverse cyclic plastic zone at the crack tip, there is plastic dissipation in heat at the crack tip under cyclic loading. That creates a…”
Get full text

Competition between microstructure and defect in multiaxial high cycle fatigue by Morel, F, Guerchais, R, Saintier, N

“…This study aims at providing a better understanding of the effects of both microstructure and defect on the high cycle fatigue behavior of metallic alloys…”
Get full text

Theoretical analysis, infrared and structural investigations of energy dissipation in metals under cyclic loading by Plekhov, O.A., Saintier, N., Palin-Luc, T., Uvarov, S.V., Naimark, O.B.

“…The infrared and structural investigations of energy dissipation processes in metals subjected to cyclic loading have given impetus to the development of a new…”
Get full text

Optimal design for parameter estimation in EEG problems in a 3D multilayered domain by Banks, H T, Rubio, D, Saintier, N, Troparevsky, M I

“…The fundamental problem of collecting data in the ``best way'' in order to assure statistically efficient estimation of parameters is known as Optimal…”
Get more information

Fatigue crack initiation and growth in a 35CrMo4 steel investigated by infrared thermography by PLEKHOV, O., PALIN-LUC, T., SAINTIER, N., UVAROV, S., NAIMARK, O.

“…ABSTRACT The present work is devoted to the investigation of fatigue crack initiation and growth in middle‐cycle fatigue (∼105 cycles). Smooth specimens made…”
Get full text

Characterization of intergranular stress corrosion cracking behavior of a FSW Al-Cu-Li 2050 nugget by Dhondt, M., Aubert, I., Saintier, N., Olive, J.M.

“…This study deals with the in service durability of an alloy Al-Cu-Li 2050 friction stir welded. In an aeronautical context, this material could be submitted to…”
Get full text