Constitutive modelling of state-dependent behaviour of unsaturated soils: an overview

CWW Ng, C Zhou, CF Chiu - Acta Geotechnica, 2020 - Springer
An unsaturated soil is a three-phase material that is ubiquitous on the earth's surface. The
fully saturated and completely dry states are just two limiting conditions of an unsaturated …

A review of soil modeling for numerical simulations of soil-tire/agricultural tools interaction

D Jasoliya, A Untaroiu, C Untaroiu - Journal of Terramechanics, 2024 - Elsevier
The study of deformable soils is one of the key factors in determining the tire, vehicle and/or
agricultural tool design parameters. This literature review provides a brief overview of soil …

Pore structure effects on the water retention behaviour of a compacted silty sand soil subjected to drying-wetting cycles

CWW Ng, D Peprah-Manu - Engineering Geology, 2023 - Elsevier
Most of the previous studies on the effects of pore structure on soil water retention behaviour
are limited to a single drying and wetting cycle. This study evaluated the effects of pore …

Effects of freeze-thaw cycles on the moisture sensitivity of a compacted clay

W Zou, L Ding, Z Han, X Wang - Engineering Geology, 2020 - Elsevier
This study investigates the influence of freeze-thaw (FT) cycles on the (i) microstructure,(ii)
soil water characteristics, and (iii) sensitivity of the volumetric strain and mechanical …

Evolution of mechanical behaviours of an expansive soil during drying-wetting, freeze–thaw, and drying-wetting-freeze–thaw cycles

G Zhao, Z Han, W Zou, X Wang - Bulletin of Engineering Geology and the …, 2021 - Springer
This paper investigates the volumetric, microstructural, and shear behaviours of an
expansive soil during multiple drying-wetting (DW), freeze–thaw (FT), and drying-wetting …

Evolution of soil-water and shrinkage characteristics of an expansive clay during freeze-thaw and drying-wetting cycles

G Zhao, W Zou, Z Han, D Wang, X Wang - Cold Regions Science and …, 2021 - Elsevier
This paper investigates the evolution of the soil-water characteristic curve (moisture content-
suction relationships, SWCC), soil shrinkage characteristic curve (moisture content-void ratio …

Influences of temperature and moisture histories on the hydrostructural characteristics of a clay during desiccation

Z Han, G Zhao, J Lin, K Fan, W Zou - Engineering Geology, 2022 - Elsevier
This paper investigates the influence of temperature and moisture histories in terms of freeze-
thaw (FT), wetting-drying (WD), and wetting-drying-freeze-thaw (WDFT) cycles on the …

Modeling critical-state shear strength behavior of compacted silty sand via suction-controlled triaxial testing

UD Patil, AJ Puppala, LR Hoyos, A Pedarla - Engineering Geology, 2017 - Elsevier
Most of the recently postulated unsaturated shear strength models have been calibrated
only for a short variety of soils. In addition, these models are yet to be extended and …

Linking crop structure, throughfall, soil surface conditions, runoff and soil detachment: 10 land uses analyzed in Northern Laos

G Lacombe, C Valentin, P Sounyafong… - Science of the total …, 2018 - Elsevier
Abstract In Montane Southeast Asia, deforestation and unsuitable combinations of crops and
agricultural practices degrade soils at an unprecedented rate. Typically, smallholder farmers …

Experimental and modeling study of water-retention behavior of fine-grained soils with dual-porosity structures

J Qian, Z Lin, Z Shi - Acta Geotechnica, 2022 - Springer
Dual-porosity structures of fine-grained soils can noticeably affect their ability to retain water.
This work jointly employs axis translation technique, filter paper method, and vapor …