... in relation to thermal cycling. This study addresses this knowledge gap using discrete-element modelling. Specifically, it examines the influence of temperature amplitude and initial relative density on the structural evolution and bulk deformation of granular materials subjected to thermal cycles...

... thermal cycles was investigated using the ‘mechanical strain’ concept (Bortolotto et al., 2021), and fabric changes induced by thermal cycles were quantified. © 2025 Emerald Publishing Limited 2025 Emerald Publishing Limited Licensed re-use rights only discrete-element...

... condition (Janda & Ooi, 2016). To evaluate the effect of device geometry on soil response, the membrane expansion phase for DMT and KSB was not considered in this study. CPT DMT KSB discrete-element modelling field testing and monitoring soil disturbance NSF EEC-1449501...

... . Zheng , W. & Tannant , D. D. (2018). Grain breakage criteria for discrete element models of sand crushing under one-dimensional compression . Comput. Geotech.   95 , No. March 2017 , 231 – 239 , 10.1016/j.compgeo.2017.10.004. 16 08 2021 24 11 2021 calcareous...

... in the axial direction. Uniaxial stress up to 30 MPa was applied without damaging the samples. Details of the material, method and experimental protocol can be found in Zhubayev et al. (2016). ICE Publishing: all rights reserved 2021 Anisotropy Discrete-element modelling Rocks/rock...

... 1·0 × 10⁴ N/mm  Radius of bond cross-section, R_b 0·5 mm 07 04 2021 18 10 2021 ICE Publishing: all rights reserved 2021 discrete-element modelling fractals particle crushing/crushability Particle crushing is one of the key...

... 2021 25 01 2021 ICE Publishing: all rights reserved 2021 discrete-element modelling mineralogy rocks/rock mechanics Flaws with different inclination angles, length and width are widely existing in heterogeneous rocks, which contain mineral grains with different size...

.... It has motivated the present study to find out the changes in the energetics under varying strain-rate levels and establish a correlation between them based on discrete-element modelling (DEM) simulations. In this study, isotropic compression tests are simulated on a disc-shaped granular...

...: all rights reserved 2020 discrete-element modelling laboratory tests piles & piling Cavities have posed serious challenges to engineers in the design and construction of foundations in easily weathered rocks. Cavities can reduce foundation bearing capacity, therefore...

...% of axial strain: (a) tension (b) compression 02 05 2019 26 09 2019 27 09 2019 ICE Publishing: all rights reserved 2019 discrete-element modelling elasticity geosynthetics The use of recycled tyres in geotechnical applications has become increasingly popular. Waste...

... was then carefully inserted inside the top cap and bottom pedestal of the triaxial apparatus. The S-type element was placed near the specimen. discrete-element modelling geophysics stiffness It is well known that the elastic wave velocity, and thus the small-strain stiffness of granular materials...

... discrete-element modelling particle-scale behaviour shear strength For biaxial shearing, friction between the box wall and particles was maintained at zero and the inter-particle friction was set to 0 ⋅ 4 . The samples were biaxially sheared, by imposing a vertical velocity v y...

... that quantify the influence of each stress component on the stiffness were then determined. Analytical expressions derived from effective medium theory are less effective than the correction functions following the form used in the current experimental practice. anisotropy discrete-element modelling...

... in δ. Fig. 5. Mechanical response of cross-anisotropic sand under true triaxial condition Fig. 6. Failure curve in the deviatoric stress plane 07 02 2017 22 06 2017 22 06 2017 ICE Publishing: all rights reserved 2017 anisotropy discrete-element...

... as fabric indicators. discrete-element modelling fabric/structure of soils liquefaction The fabric of sands refers to the arrangement of particles, particle groups and pore space distribution (Mitchell & Soga, 2005). It has been found that the fabric may significantly influence the cyclic...

... state. 24 08 2016 06 01 2017 07 01 2017 Fig. 6. Probability density of pore size at various stages (porosities) of ODC for (a) loose specimen and (b) dense specimen ICE Publishing: all rights reserved 2017 compressibility discrete-element modelling particle...

...W. Zheng; D. D. Tannant The Kozeny–Carman equation is widely used to predict the hydraulic conductivity or intrinsic permeability of granular porous media. This paper combines discrete-element modelling and finite-volume flow simulation to examine the Kozeny–Carman equation for permeability...

...Y. L. Gui; Z. Y. Zhao; J. Ji; X. M. Wang; K. P. Zhou; S. Q. Ma A comprehensive investigation of grain effect (size and distribution) in discrete element modelling of intact rock is carefully conducted through simulating Brazilian disc and uniaxial compressive tests on an intact rock using Universal...

..., using particles modelled as randomly shaped polygons. discrete-element modelling particle-scale behaviour The discrete element method (DEM) has proved increasingly popular as a research tool in the field of geomechanics since its introduction to the community by Cundall & Strack (1979...

...J. O'Donovan; C. O'Sullivan; G. Marketos; D. Muir Wood Discrete element modelling (DEM) of a face-centred cubic assembly of spherical particles has been used to study the influence of anisotropic stress states on the shear wave velocity of a granular material. The shear waves were generated...