Matthieu Briffaut
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View article: Methods in a continuous framework to assess transfer properties of concrete structures
Methods in a continuous framework to assess transfer properties of concrete structures Open
This study compares existing concrete permeability models across both diffuse and localized cracking regimes, evaluating their validity and applicability. Analysis of models utilizing the damage variable, D, for permeability evolution and …
View article: Water vapor condensation in porous media: Effects of fracture, porosity, and flow rate revealed by rapid 4D neutron imaging
Water vapor condensation in porous media: Effects of fracture, porosity, and flow rate revealed by rapid 4D neutron imaging Open
International audience
View article: Assessment of concrete-to-concrete shear bond behavior using 3-D direct shear testing
Assessment of concrete-to-concrete shear bond behavior using 3-D direct shear testing Open
The interfaces that develop when fresh concrete is poured onto existing substrates are noted for their vulnerability and influence on the durability and integrity of the composite structure. Studies on the shear bond properties and failure…
View article: Experimental study of the shear behavior of concrete-rock interfaces under static and dynamic loading in the context of low confinement stress
Experimental study of the shear behavior of concrete-rock interfaces under static and dynamic loading in the context of low confinement stress Open
International audience
View article: Towards <i>in-situ</i> water quantification via neutron imaging: insights from NeXT-Grenoble
Towards <i>in-situ</i> water quantification via neutron imaging: insights from NeXT-Grenoble Open
Neutron imaging has gained increasing attention in recent years. A notable domain is the in-situ study of flow and concentration of hydrogen-rich materials. This demands precise quantification of the evolving concentrations. Several implem…
View article: Vapor condensation in fractured porous media revealed by in-situ rapid neutron tomography and numerical modeling
Vapor condensation in fractured porous media revealed by in-situ rapid neutron tomography and numerical modeling Open
The study of phase change in processes involving two-phase flow in porous media remains relatively under-explored due to the intricate nature arising from the strong coupling between heat and mass transfer and the heterogeneity of the medi…
View article: Influence of Concrete–Rock Bonds and Roughness on the Shear Behavior of Concrete–Rock Interfaces under Low Normal Loading, Experimental and Numerical Analysis
Influence of Concrete–Rock Bonds and Roughness on the Shear Behavior of Concrete–Rock Interfaces under Low Normal Loading, Experimental and Numerical Analysis Open
Direct shear tests were performed to study the influence of concrete–rock bonds and roughness on the shear behavior of concrete–rock interfaces. The results of these tests show that the shear behavior of concrete–hardrock interfaces depend…
View article: Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography
Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography Open
International audience
View article: Data Accompanying "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography"
Data Accompanying "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography" Open
These are the datasets analysed in the publication "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography" by Stavropoulou et al. in 2020 in Frontiers in Earth Science, DOI: https…
View article: Data Accompanying "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography"
Data Accompanying "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography" Open
These are the datasets analysed in the publication "Dynamics of Water Absorption in Callovo-Oxfordian Claystone Revealed With Multimodal X-Ray and Neutron Tomography" by Stavropoulou et al. in 2020 in Frontiers in Earth Science, DOI: https…
View article: Experimental Study of the Creep Effect on the Mechanical Properties of Concrete
Experimental Study of the Creep Effect on the Mechanical Properties of Concrete Open
Available researches regarding the effect of a sustained load on concrete are limited and sometimes contradictory. In the specific context of prestressed concrete and more generally for all other concrete structures, the effect of creep on…
View article: Shear strength of bonded concrete-granite joints under constant normal stress conditions
Shear strength of bonded concrete-granite joints under constant normal stress conditions Open
The shear behaviour of bonded concrete-granite joints under constant normal stress conditions is experimentally investigated in this paper. Concrete was prepared following standard mix used in pre-existing dams in France and poured on gran…
View article: New continuous strain‐based description of concrete's damage‐permeability coupling
New continuous strain‐based description of concrete's damage‐permeability coupling Open
Summary This contribution aims at improving the finite element modelling of concrete's damage‐permeability coupling using continuous and elastic‐based damage approaches. With this aim in view, a review of existing local and nonlocal damage…