Results 51 to 60 of about 1,971 (205)

Calculation of Capillary Rise Height of Soils by SWCC Model [PDF]

open access: yesAdvances in Civil Engineering, 2018
The maximum capillary rise height of soil is a complex system which is mainly determined by the distribution characteristics of soil pores. The tests of the rising height of capillary water on 8 kinds of soils by the method of vertical tube are widely conducted to measure the maximum capillary rise height.
Yuhan Li   +3 more
openaire   +2 more sources

Analytical reliability analysis of soil-water characteristic curve

open access: yesE3S Web of Conferences, 2016
The Soil Water Characteristic Curve (SWCC), also known as the soil water-retention curve, is an important part of any constitutive relationship for unsaturated soils.
Johari A.   +2 more
doaj   +1 more source

Effect of initial void ratio on the soil water characteristics of unsaturated soil at high suctions

open access: yesShuiwen dizhi gongcheng dizhi, 2022
In arid and semi-arid regions, such as in northwestern China, unsaturated soils at high suction or over a wide suction range are widespread in various geotechnical designs.
Jiawei CHEN   +5 more
doaj   +1 more source

Water-holding characteristics of weathered granite soils

open access: yesYantu gongcheng xuebao, 2018
By using the pressure plate technique and the vapor equilibrium method with saturated salt solution, the water-holding characteristics of a granite double-layer soil slope with different weathering degrees are studied.
LU You-qian 1, WEI Chang-fu 2, CAI Guo-qing 1, ZHAO Cheng-gang 1
doaj   +1 more source

Hypoplastic Model for Unsaturated Soils With Degree of Saturation Dependent Stiffness

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT This paper presents an enhanced hydro‐mechanically coupled hypoplastic constitutive model for unsaturated soils, developed by extending an existing framework, with particular emphasis on improving the stiffness formulation to better capture the influence of the degree of saturation. The existing framework links Bishop's effective stress to the
Shanujah Mathuranayagam   +3 more
wiley   +1 more source

Developing continuum‐scale models for water flow in frozen soil

open access: yesVadose Zone Journal, Volume 25, Issue 5, September/October 2026.
Abstract A widely accepted continuum‐scale model capable of accounting for pore‐scale processes reasonably remains elusive in the study of water flow through frozen soil, particularly within geo‐environmental science and geotechnical engineering applications.
Fan Yu   +3 more
wiley   +1 more source

A Fractal Link Between Soil Water Retention and Freezing

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 9, September 2026.
Abstract Soils undergo wetting‐drying and freezing‐thawing cycles, yet their water retention and freezing behaviors are typically described within separate frameworks. This separation raises a fundamental question: do desaturation and freezing share comparable pore‐structure controls?
Hao Wang, Sai K. Vanapalli
wiley   +1 more source

Pore Size Effect on Melting Point in Saturated Frozen Soil Systems: A Pressure Perspective at Molecular Scale

open access: yesWater Resources Research, Volume 62, Issue 8, August 2026.
Abstract The melting point depression of water confined in porous media with varying pore sizes has been widely observed. Existing models remain insufficient for describing water phase change in smaller pores (i.e., nano pore), where surface effects become significant and water molecules are inhomogeneously distributed near solid surface.
Shuting Ji   +3 more
wiley   +1 more source

Bayesian Estimation of Soil-Water Characteristic Curves [PDF]

open access: yes, 2021
The soil-water characteristic curve (SWCC) is a significant prerequisite for studying the mechanical properties of unsaturated soil. As experimental measurement of the SWCC is time-consuming, empirical methods have been suggested to estimate the SWCC ...
Yang, Shuai   +7 more
core   +1 more source

The United States Magnetotelluric Array and the National Impedance Map

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract The United States Magnetotelluric Array (USMTArray) data set, collected in the years 2006–2024, consists of more than 1,700 long‐period magnetotelluric stations covering the entirety of the contiguous United States on a quasi‐regular 70 km grid.
Anna Kelbert   +7 more
wiley   +1 more source

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