[HTML][HTML] Effects of dry-wet cycles on three-dimensional pore structure and permeability characteristics of granite residual soil using X-ray micro computed tomography

R An, L Kong, X Zhang, C Li - Journal of Rock Mechanics and …, 2022 - Elsevier
Due to seasonal climate alterations, the microstructure and permeability of granite residual
soil are easily affected by multiple dry-wet cycles. The X-ray micro computed tomography …

[PDF][PDF] 炎热多雨气候下花岗岩残积土的强度衰减与微结构损伤规律

安然, 孔令伟, 黎澄生, 罗晓倩 - 岩石力学与工程学报, 2020 - researchgate.net
对花岗岩残积土开展反复干湿循环下的三轴固结不排水(CU) 剪切试验与核磁共振成像(MRI)
扫描试验, 通过应力–应变关系, 抗剪强度参数, 孔隙体积含量等指标, 评价炎热多雨气候对土体 …

Freeze-thaw and wetting-drying effects on the hydromechanical behavior of a stabilized expansive soil

L Ding, SK Vanapalli, W Zou, Z Han, X Wang - Construction and Building …, 2021 - Elsevier
This study evaluates the effects of post-compaction wetting–drying (WD) process, freeze–
thaw (FT) cycles and cement content (CC) on the microstructure, volumetric strain (ε v), soil …

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 …

Development of novel velocity–resistivity relationships for granitic terrains based on complex collocated geotomographic modeling and supervised statistical analysis

AS Akingboye, AA Bery - Acta Geophysica, 2023 - Springer
The significance of velocity–resistivity relationships has been utilized in various geologic
terrains and under different conditions. The approach is yet to be exploited in tropical …

Drying-wetting impacts on granite residual soil: A multi-scale study from macroscopic to microscopic investigations

R An, X Zhang, L Kong, X Liu, C Chen - Bulletin of Engineering Geology …, 2022 - Springer
Granite residual soil (GRS) is sensitive to variations in humidity and regularly experiences
wetting–drying (DW) cycles in naturally seasonal climates. It is therefore necessary to …

Variations in dynamic shear modulus of loess exposed to dry-wet cycles from Xi'an area, China

H Wu, S Shao, S Shao, S Zhang, Z Wang - Soil Dynamics and Earthquake …, 2023 - Elsevier
For undisturbed loess with water sensitivity and dynamic vulnerability, which is often in a
state of damage accumulation due to the influence of natural factors (the fluctuation of …

Comparative evaluation of freeze and thaw effect on strength of BEICP-stabilized silty sands and cement-and fly ash-stabilized soils

T Hoang, H Do, J Alleman, B Cetin, AY Dayioglu - Acta Geotechnica, 2023 - Springer
This paper addresses a soil bio-stabilization technique using bacterial enzyme-induced
calcium carbonate precipitation (BEICP) as an alternative to previous conventional methods …

Dynamic evolution of desiccation cracks and their relationship with the hydraulic properties of expansive soil

H Gao, R An, X Zhang, G Wang, X Liu… - International Journal of …, 2024 - ascelibrary.org
The desiccation cracking of expansive soil plays a crucial role in the structural integrity and
long-term stability of infrastructure foundations. While the occurrence of surface cracks and …

Effects of wetting-drying-freezing-thawing cycles on mechanical behaviors of expansive soil

R Zhu, Z Cai, Y Huang, C Zhang, W Guo… - Cold Regions Science …, 2022 - Elsevier
Cyclic action of wetting-drying-freezing-thawing (WDFT) is an important factor for damages
of canals in seasonally frozen regions, which should be taken into account for relevant …