DEM analysis of small and small-to-medium strain shear modulus of sands
Despite the significant progresses in discrete-based numerical studies of granular materials,
most efforts have been placed in the study of large deformation problems and there are …
most efforts have been placed in the study of large deformation problems and there are …
A reinterpretation of the mechanical behavior of rubber-sand mixtures in direct shear testing
BB Dai, Q Liu, X Mao, PY Li, ZZ Liang - Construction and Building Materials, 2023 - Elsevier
The mechanical behaviors and properties of rubber-sand mixtures are interesting and of
practical importance but are not fully understood yet. In this study, 168 direct shear tests …
practical importance but are not fully understood yet. In this study, 168 direct shear tests …
Three-dimensional DEM investigation of critical state and dilatancy behaviors of granular materials
The critical state is significant to the mechanical behaviors of granular materials and the
foundation of the constitutive relations. Using the discrete element method (DEM), the …
foundation of the constitutive relations. Using the discrete element method (DEM), the …
Probing fabric evolution and reliquefaction resistance of sands using discrete-element modeling
Recent case histories have demonstrated that soil liquefaction can occur repeatedly at a site
during a sequence of earthquake events. Field observations and laboratory tests imply that …
during a sequence of earthquake events. Field observations and laboratory tests imply that …
Directional strength and stiffness characteristics of inherently anisotropic sand: The influence of deposition inclination
Evolution of soil fabric during deposition, sedimentation and subsequent shearing has been
the focus of innumerous experimental and numerical studies in the past. However, the effect …
the focus of innumerous experimental and numerical studies in the past. However, the effect …
Influence of specimen preparation on the liquefaction behaviors of sand and its mesoscopic explanation
X Ni, B Ye, F Zhang, X Feng - Journal of Geotechnical and …, 2021 - ascelibrary.org
Specimen preparation methods and the resulting fabric can significantly influence the
mechanical behavior of sand. To clarify the influence of specimen preparation methods on …
mechanical behavior of sand. To clarify the influence of specimen preparation methods on …
Unique relation between pore water pressure generated at the first loading cycle and liquefaction resistance
XQ Ni, Z Zhang, B Ye, S Zhang - Engineering Geology, 2022 - Elsevier
Accurate evaluation of excess pore water pressure (EPWP) generated in earthquake
vibration is a key important factor in seismic engineering against liquefaction. Most previous …
vibration is a key important factor in seismic engineering against liquefaction. Most previous …
[HTML][HTML] Linking inherent anisotropy with liquefaction phenomena of granular materials by means of DEM analysis
The liquefaction phenomena of sands have been studied by many researchers to date.
Laboratory element tests have revealed key factors that govern liquefaction phenomena …
Laboratory element tests have revealed key factors that govern liquefaction phenomena …
Sand-sand and sand-steel interface grain-scale behavior under shearing
The behavior of a sand-steel interface can be different than the shearing behavior of a sand.
This study focuses on the effect of shear loading on a sand-to-sand and a sand-steel …
This study focuses on the effect of shear loading on a sand-to-sand and a sand-steel …
Fabric evolution and liquefaction resistance in multiple-liquefaction process: a micromechanical study using DEM-clump
Recent earthquake case histories in Japan and New Zealand revealed that soil sites can
experience liquefaction multiple times under a sequence of earthquake shaking. Field …
experience liquefaction multiple times under a sequence of earthquake shaking. Field …