What is the range of soil water density? Critical reviews with a unified model

C Zhang, N Lu - Reviews of Geophysics, 2018 - Wiley Online Library
The soil water density is defined as the ratio of soil water mass to soil water volume. It is a
cornerstone in defining thermodynamic states of either saturated or unsaturated soils for …

Determining the bound water content of montmorillonite from molecular simulations

S Zhang, H Pei - Engineering Geology, 2021 - Elsevier
The physical, chemical and engineering properties of clay, particularly for strength,
deformation and permeability, largely depend on the characteristics of bound water. The …

Soil sorptive potential: Its determination and predicting soil water density

C Zhang, N Lu - Journal of Geotechnical and Geoenvironmental …, 2020 - ascelibrary.org
The soil sorptive potential (SSP) has been recently theorized as the physical source for
matric potential and local pore-water pressure. It consists of four distinct physicochemical …

A thermodynamic formulation of water potential in soil

C Zhang, L Gou, S Hu, N Lu - Water Resources Research, 2022 - Wiley Online Library
In the mid‐20th century, harnessing of thermodynamics in describing water movement in
soil, viz the concept of water potential, marks the emergence of modern soil physics …

Molecular dynamics simulation of surfactant flooding driven oil-detachment in nano-silica channels

X Tang, S Xiao, Q Lei, L Yuan, B Peng… - The Journal of …, 2018 - ACS Publications
Recovery of crude oil in rock nanopores plays an important role in the petroleum industry. In
this work, we carried out molecular dynamics (MD) simulations to study the process of ionic …

Modeling of water retention behavior of densely compacted Gaomiaozi bentonite based on pore structure evolution

XX Dong, YG Chen, WM Ye, Q Wang - Engineering Geology, 2023 - Elsevier
Compacted bentonite has a dual-porosity structure characterized by intra-and inter-
aggregate pores. The density of the water preserved in these two types of pores differs, and …

[HTML][HTML] Exploring two regimes of water mobility in unsaturated expansive clay using NMR relaxometry

P Eizaguirre, AM Tang, B Maillet, R Sidi-Boulenouar… - Applied Clay …, 2024 - Elsevier
The hydration behaviour of unsaturated expansive clays, crucial for applications such as
radioactive waste management, remains a challenging and incompletely understood …

Insights into the water retention behaviour of GMZ bentonite pellet mixture

ZR Liu, WM Ye, YJ Cui, HH Zhu, Q Wang, YG Chen - Acta Geotechnica, 2021 - Springer
Bentonite pellets are recognized as good buffer/backfill materials for sealing technological
voids in high-level radioactive waste (HLW) repository. Compared to that of a traditional …

Pore water density in a saturated bentonite

H Wang - Géotechnique, 2022 - icevirtuallibrary.com
This paper reports the average pore water density (ρ wp) measured on a Japanese
bentonite, which was compacted to a dry density (ρ d) range from 0· 3 to 1· 8 Mg/m3 and …

Unit weight of water in clayey soil

S Luo, B Zhou, J Peng, WJ Likos… - Journal of Geotechnical …, 2023 - ascelibrary.org
A soil water unit weight of 9.8 kN/m 3 has been universally considered to quantify soil
volumetric phase properties such as void ratio and degree of saturation, but has been found …