Experimental research of fracture damage behavior of loess with different prefabricated cracks

Z Duan, C Dong, X Yan, Q Sun, B Li - Engineering Fracture Mechanics, 2022 - Elsevier
Fracture damage in loess poses a significant threat to the safety of loess-based
infrastructure in the China Loess Region. To investigate the fracture damage behavior of …

Assessing crack initiation and propagation in flax fiber reinforced clay subjected to desiccation

A El Hajjar, T Ouahbi, S Taibi, J Eid, M Hattab… - … and Building Materials, 2021 - Elsevier
Nowadays, raw earth construction is an area of growing interest, both for its eco-friendly
characteristics and very interesting thermo-hygroscopic properties. Nevertheless, this type of …

Tensile strength identification of remolded clayey soils

X Wei, Z Yang, JM Fleureau, M Hattab, S Taibi… - Bulletin of Engineering …, 2022 - Springer
The tensile strength of soil is a major mechanical parameter controlling the development of
tensile cracking, which is commonly encountered in many earth structures. This paper aims …

Influence of soluble salt nacl on cracking characteristics and mechanism of loess

X Wei, L Dong, X Chen, Y Zhou - Sustainability, 2023 - mdpi.com
Under the conditions of drought, cracks are likely to appear in loess due to shrinkage, which
leads to salt precipitation and accumulation on the surface of loess. Therefore, salinized …

Experimental characterization of desiccation cracking mechanisms in clayey soils

A El Hajjar, T Ouahbi, I Hamrouni, S Taibi… - European Journal of …, 2023 - Taylor & Francis
Desiccation cracking in clayey soils is a complex phenomenon investigated by researchers
over many decades. Understanding and mitigating this issue will have a significant influence …

Unsaturated permeability of clayey soil during desiccation: combined evaporation-shrinkage-cracking

F Louati, H Trabelsi, Y Alassaf, M Jamei… - Bulletin of Engineering …, 2023 - Springer
Desiccation cracking significantly affects the unsaturated permeability (Kunsat), which
governs the water diffusion in the soil in several engineering applications, such as slope …

Physicochemical controls on desiccation crack patterns in bentonite: A comprehensive examination of salinity effects

X Wei, S Ren, D Yang, Z Sun, L Xu - Applied Clay Science, 2024 - Elsevier
Climate-related extreme weather events such as drought and heat waves increase regional
soil salinization and desiccation cracking that degrade the environment. Soils shrink, crack …

Free desiccation shrinkage process in clayey soils

WQ Cheng, Z Yang, M Hattab, H Bian… - European Journal of …, 2022 - Taylor & Francis
During the drying process, an initially saturated clay deforms mainly due to the loss of water.
It causes clay shrinkage that represents one of the fundamental reasons of cracking by …

Crack development and coalescence process in drying clayey loess

X Wei, M Hattab, S Taibi, KV Bicalho, L Xu… - Geomechanics and …, 2021 - koreascience.kr
Abstract The Chinese Loess Plateau is located in northwestern China. During investigations
in loess fields, it was found that, under dry climatic conditions, cracks were prone to appear …

Understanding the drying mechanism of straw substrate culture block: Physicochemical properties, pore structure, and drying optimization

Q Cheng, Z Liu, J Sun, S Li, C Zhao, J Su, Q Liu, M Xin… - Heliyon, 2024 - cell.com
As a new type of agricultural waste block substrate utilization, the initial wet base state of the
substrate culture block needs to be dried. Therefore, studying the drying mechanism of …