Influence of Fine Content on the Soil–Water Characteristic Curve of Unsaturated Soils
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DOI: 10.1007/s10706-019-01096-5
Abstract: Unsaturated soils often exist as a mixture of coarse and fine particles in nature. However, the relationship between fine content and the soil–water characteristic curve (SWCC) is not sufficiently understood. In this paper, ten kinds… read more here.
Keywords: water; content; fine content; unsaturated soils ... See more keywords
Localized failure in unsaturated soils under non-isothermal conditions
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DOI: 10.1007/s11440-017-0534-4
Abstract: Fluctuations of temperature and degree of saturation have considerable influence on the mechanical, hydraulic and retention properties of unsaturated soils. Localized failure is a ubiquitous feature of geomaterials. Major research on localized failure of geomaterials… read more here.
Keywords: non isothermal; soils non; localized failure; unsaturated soils ... See more keywords
A bounding surface model for unsaturated soils considering the microscopic pore structure and interparticle bonding effect due to water menisci
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DOI: 10.1007/s11440-020-01120-6
Abstract: The interparticle bonding effect due to water menisci plays an important role in the hydromechanical coupling properties of unsaturated soils. This paper presents an unsaturated hydromechanical coupling model that considers the influence of matric suction,… read more here.
Keywords: bonding effect; unsaturated soils; model; interparticle bonding ... See more keywords
Cavity expansion in unsaturated soils of finite radial extent
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DOI: 10.1016/j.compgeo.2018.06.013
Abstract: Abstract This study presents a new cavity expansion solution in unsaturated soils of finite radial extent. The solution is formulated for spherical and cylindrical cavities subjected to two boundary conditions under the drainage condition where… read more here.
Keywords: soils finite; cavity expansion; unsaturated soils; radial extent ... See more keywords
A coupled hydromechanical bounding surface model predicting the hysteretic behaviour of unsaturated soils
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DOI: 10.1016/j.compgeo.2019.02.025
Abstract: Abstract This paper presents a bounding surface model to predict the hydromechanical behaviour of unsaturated soils under isotropic stress states. The model combines the hydraulic law of Gallipoli et al. [8] with the mechanical law… read more here.
Keywords: behaviour unsaturated; law; bounding surface; unsaturated soils ... See more keywords
Competitive adsorption, immobilization, and desorption risks of Cd, Ni, and Cu in saturated-unsaturated soils by biochar under combined aging.
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DOI: 10.1016/j.jhazmat.2022.128903
Abstract: This study investigated saturated-unsaturated soils, which were closer to the actual field conditions than traditional batch and column experiments with large water-soil ratios. The competitive adsorption, immobilization, and desorption of Cd, Ni, and Cu in… read more here.
Keywords: desorption; unsaturated soils; immobilization; adsorption ... See more keywords
Bearing Capacity of Shallow Foundations on Unsaturated Soils: Analytical Approach with 3D Numerical Simulations and Experimental Validations
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DOI: 10.1061/(asce)gm.1943-5622.0001589
Abstract: AbstractThe ultimate bearing capacity of shallow foundations on unsaturated soils is investigated through the concept of suction-dependent effective stress. The first approach is a new analytical s... read more here.
Keywords: bearing capacity; foundations unsaturated; unsaturated soils; capacity shallow ... See more keywords
A Fractal Model to Interpret Porosity-Dependent Hydraulic Properties for Unsaturated Soils
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DOI: 10.1155/2019/3965803
Abstract: This paper presents a simple fractal model to quantify the effects of initial porosity on the soil-water retention curve and hydraulic conductivity of unsaturated soils. In the proposed conceptual model, the change of maximum pore… read more here.
Keywords: porosity; fractal model; unsaturated soils; model ... See more keywords
Application of Mathematical Function to Estimate the Compaction Characteristics of Unsaturated Soils
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DOI: 10.13189/cea.2021.090121
Abstract: The study aims to propose a mathematical approach to determine the optimum moisture content ( ) and the corresponding maximum dry unit weight ( ) of unsaturated fine-grained clay soils with accuracy. Laboratory tests such… read more here.
Keywords: suction; mathematical approach; unsaturated soils; kpa ... See more keywords
Stability Analysis of Sloping Grounds in Unsaturated Soils using the Method of Stress Characteristics
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DOI: 10.24200/sci.2021.57035.5045
Abstract: An extension of the slip line theory to unsaturated soils is presented and applied to the problem of stability of slopes in unsaturated soils. The matric suction is then introduced and implemented in governing equations… read more here.
Keywords: stability analysis; effective stress; unsaturated soils; stability ... See more keywords