A review of the interfacial transition zones in concrete: Identification, physical characteristics, and mechanical properties
Q Chen, J Zhang, Z Wang, T Zhao, Z Wang - Engineering Fracture …, 2024 - Elsevier
Abstract Interfacial Transition Zones (ITZ) with high porosity are easier pathways for damage
initiation and propagation. However, their mechanical performance has hardly been …
initiation and propagation. However, their mechanical performance has hardly been …
A review on pore structure characterization in tight sandstones
Tight sandstone reservoirs typically contain a wide pore throat sizes ranging from the nano-
scale to micro-scale, and have complex pore geometry and pore throat structure …
scale to micro-scale, and have complex pore geometry and pore throat structure …
A CT image-driven computational framework for investigating complex 3D fracture in mesoscale concrete
Accurate prediction of fracture in concrete depends on the characterization of real meso-
structures. Micro X-ray computed tomography (CT) can fulfil this task but is still too expensive …
structures. Micro X-ray computed tomography (CT) can fulfil this task but is still too expensive …
[HTML][HTML] A Voronoi-based gaussian smoothing algorithm for efficiently generating RVEs of multi-phase composites with graded aggregates and random pores
This paper presents an innovative numerical modeling framework capable of generating
highly realistic 3D mesoscale multi-phase concrete models with unprecedented efficiency …
highly realistic 3D mesoscale multi-phase concrete models with unprecedented efficiency …
A review of X-ray computed tomography of concrete and asphalt construction materials
The microstructural details of concrete and asphalt construction materials are crucial in
understanding and improving their material properties for structural applications in civil …
understanding and improving their material properties for structural applications in civil …
Meso-scale modelling of compressive fracture in concrete with irregularly shaped aggregates
This paper presents a meso-scale modelling framework to investigate the fracture process in
concrete subjected to uniaxial and biaxial compression accounting for its mesostructural …
concrete subjected to uniaxial and biaxial compression accounting for its mesostructural …
Mesoscale modelling of concrete–a review of geometry generation, placing algorithms, constitutive relations and applications
Concrete can be considered as a heterogeneous material at mesoscale comprising of
several constituents such as aggregates, mortar and Interfacial Transition Zone (ITZ) …
several constituents such as aggregates, mortar and Interfacial Transition Zone (ITZ) …
GPU-based discrete element model of realistic non-convex aggregates: Mesoscopic insights into ITZ volume fraction and diffusivity of concrete
Aggregates with realistic non-convex morphologies and their surrounding interfacial
transition zones (ITZs) significantly affect the diffusivity of concrete. Herein, we initially …
transition zones (ITZs) significantly affect the diffusivity of concrete. Herein, we initially …
Numerical and theoretical investigation on the size effect of concrete compressive strength considering the maximum aggregate size
L **, W Yu, D Li, X Du - International Journal of Mechanical Sciences, 2021 - Elsevier
The aggregate size plays an important role in the nonlinear mechanical behaviour of
concrete, which is strongly related to the size effect. In this study, the meso-mechanical …
concrete, which is strongly related to the size effect. In this study, the meso-mechanical …
[HTML][HTML] On the effect of ITZ thickness in meso-scale models of concrete
This work addresses a knowledge gap in meso-scale modelling of concrete–the effect of
selected computational ITZ thickness on predicted macroscopic behaviour. A novel …
selected computational ITZ thickness on predicted macroscopic behaviour. A novel …