Cementation failure behavior of consolidated gas hydrate‐bearing sand

P Wu, Y Li, W Liu, X Sun, X Kong… - Journal of Geophysical …, 2020 - Wiley Online Library
The macromechanical properties (strength, stiffness, stress‐strain relationship, etc) of the
hydrate‐bearing sediment are often correlated with the hydrate cementation failure …

A microfocus x-ray computed tomography based gas hydrate triaxial testing apparatus

Y Li, P Wu, W Liu, X Sun, Z Cui, Y Song - Review of scientific …, 2019 - pubs.aip.org
Gas hydrate-bearing sediment shows complex mechanical characteristics. Its macroscopic
deformation process involves many microstructural changes such as phase transformation …

Grain-scale characterization of water retention behaviour of sand using X-ray CT

G Khaddour, I Riedel, E Andò, P Charrier, P Bésuelle… - Acta Geotechnica, 2018 - Springer
This paper introduces X-ray tomography as an experimental method that allows grain-scale
measurements for both porosity and degree of saturation. A whole configuration and set-up …

An investigation of the breakage behaviour of a pre-crushed carbonate sand under shear using X-ray micro-tomography

Z Cheng, J Wang - Engineering Geology, 2021 - Elsevier
The breakage behaviour of a pre-crushed carbonate sand sheared within a miniature triaxial
loading apparatus is investigated using high-spatial resolution X-ray micro-tomography. Full …

[HTML][HTML] Investigation of localized deformation in partially saturated sand under triaxial compression using microfocus X-ray CT with digital image correlation

Y Higo, F Oka, T Sato, Y Matsushima, S Kimoto - Soils and Foundations, 2013 - Elsevier
In this paper, localized deformation in partially saturated sand was investigated
quantitatively using microfocus X-ray computed tomography (CT) and an image analysis of …

3D multiscale modeling of strain localization in granular media

N Guo, J Zhao - Computers and Geotechnics, 2016 - Elsevier
A hierarchical multiscale modeling approach is used to investigate three-dimensional (3D)
strain localization in granular media. Central to the multiscale approach is a hierarchical …

[HTML][HTML] Micromechanical modeling of hollow cylinder torsional shear test on sand using discrete element method

S Song, P Wang, Z Yin, YP Cheng - Journal of Rock Mechanics and …, 2024 - Elsevier
Previous studies on the hollow cylinder torsional shear test (HCTST) have mainly focused
on the macroscopic behavior, while the micromechanical responses in soil specimens with …

[HTML][HTML] Experimental investigation of inter-particle contact evolution of sheared granular materials using X-ray micro-tomography

Z Cheng, J Wang - Soils and Foundations, 2018 - Elsevier
The inter-particle contact evolution of two sheared granular materials, ie, a spherical glass
bead (GB) specimen and an angular Leighton Buzzard Sand (LBS) specimen, is …

Use of X-ray computed tomography to investigate the effect of rock blocks on meso-structural changes in soil-rock mixture under triaxial deformation

Y Wang, CH Li, YZ Hu - Construction and Building Materials, 2018 - Elsevier
Construction and building of engineering structures in geomaterials with soil and rock
mixture (SRM) are often challenging tasks for engineers. While the effects of rock block …

Macroscopic mechanical behavior and microstructural evolution of compacted loess in the Chinese Loess Plateau

Y Nie, W Ni, X Lü, W Tuo, K Yuan - Soil and Tillage Research, 2023 - Elsevier
Understanding the mechanical behavior of compacted loess is of great significance to
engineering construction on the Loess Plateau. To gain an in-depth knowledge of the …