[HTML][HTML] Characterizing fiber-matrix debond and fiber interaction mechanisms by full-field measurements

R Livingston, B Koohbor - Composites Part C: Open Access, 2022 - Elsevier
An experimental approach is developed and utilized to characterize the fiber-matrix
interfacial debonding mechanism and its effect on matrix cracking in unidirectional (UD) fiber …

The scale effect in composites: An explanation physically based on the different mechanisms of damage involved in failure

F París, ML Velasco, E Correa - Composite Structures, 2021 - Elsevier
The strength of a lamina of a laminate was considered from almost the very beginning of the
application of composites as a value depending on the lamina thickness. This was …

Identification of RVE length scale in fiber composites via combined optical and SEM digital image correlation

B Koohbor, CB Montgomery, NR Sottos - Composites Science and …, 2022 - Elsevier
The representative volume element (RVE) in fiber composites refers to the smallest volume
of material that contains all constituents of the composite, ie, fiber and matrix, and is a …

[HTML][HTML] Experimental characterization of in-plane debonding at fiber-matrix interface using single glass macro fiber samples

H Girard, B Koohbor, A Doitrand… - Composites Part A: Applied …, 2023 - Elsevier
Fiber-matrix interface debonding is investigated using a hybrid experimental-computational
approach. Model composite specimens are prepared using a single glass macro fiber …

[HTML][HTML] Evolution of the damage onset and morphology in [0/90n/0] laminates when increasing the ply thickness

ML Velasco, E Correa, S Sánchez-Carmona… - Composites Part A …, 2023 - Elsevier
In a previous paper, París et al [1], the authors proposed a physically based explanation
(without employing fitting parameters) of the scale effect in composites, which gave a new …

Interaction between fibres in the transverse damage in composites

ML Velasco, E Correa, F París - Engineering Fracture Mechanics, 2020 - Elsevier
A micromechanical study is carried out taking the initial expected damage that is manifested
in a composite laminate by the debonding between the fibres and matrix in the 90° lamina …

Simultaneous Measurement of Fiber-Matrix Interface Debonding and Tunneling Using a Dual-Vision Experimental Setup

KZ Uddin, H Girard, NB Mennie, A Doitrand… - Experimental …, 2024 - Springer
Background Fiber-matrix debonding is a precursor for transverse cracking and several other
types of damage in fiber composites. However, to date, there are limited experiment-based …

Micromechanical study on the influence of scale effect in the first stage of damage in composites

F París, ML Velasco, E Correa - Composites Science and Technology, 2018 - Elsevier
The variation in the apparent strength of a lamina in a laminate depending on the stacking
sequence and thicknesses of the laminas of the laminate has been a matter of interest since …

Development of 3D Meso-Scale finite element model to study the mechanical behavior of steel microfiber‐reinforced polymer concrete

J Esmaeili, K Andalibi - Computers and Concrete, An International …, 2019 - dbpia.co.kr
In this study, 3D Meso-scale finite-element model is presented to study the mechanical
behavior of steel microfiberreinforced polymer concrete considering the random distribution …

A 2D RVE formulation by the boundary element method considering phase debonding

GR Fernandes, MJM Silva, JF Vieira… - Engineering Analysis with …, 2019 - Elsevier
Abstract A 2D Boundary Element Method (BEM) Formulation to obtain the constitutive
response of heterogeneous materials based on the Representative Volume Element (RVE) …