Canopy effect: water vapor transmission in frozen soils with impermeable surface

B Hou, H Jin, G Flerchinger, J Lv, H He - Acta Geotechnica, 2023 - Springer
Frozen ground covers vast areas worldwide and about 75% of the land area in the Northern
Hemisphere undergoes seasonal freezing and thawing processes. It has been well …

Impact of extreme climate and train traffic loads on the performance of high-speed railway geotechnical infrastructures

Y Wu, H Fu, X Bian, Y Chen - Journal of Zhejiang University-SCIENCE A, 2023 - Springer
High-speed railways are very important in global transportation. However, the railway
subgrade is significantly affected by the environment due to its exposure to the atmosphere …

Investigation of hydro-thermal variations and mechanical properties in cold region tunnels under long-term freeze–thaw cycles

K Sun, J Jia, Z Xiong, J Wu, Y Liu, Y Wei - Tunnelling and Underground …, 2024 - Elsevier
Long-term freeze–thaw cycles have a significant impact on the safety and durability of
tunnels located in cold regions. In this study, a hydro-thermal–mechanical coupling model …

Thermal insulation performance and dynamic response of anti-freeze subgrade of high-speed railway in seasonally frozen regions

K Zhang, J Ren, W Du, L Luo, J Liu, S Deng - Transportation Geotechnics, 2023 - Elsevier
In order to counteract the adverse effects of seasonally frozen regions, measures need to be
taken to insulate high-speed railway subgrades and implement anti-freeze structures. The …

Predicting the hydraulic conductivity of frozen coarse-grained soils

J Teng, A Dong, H Yan, C Tong, S Zhang - Journal of Hydrology, 2023 - Elsevier
Hydraulic conductivity is crucial to revealing the mechanisms of frost damage in cold
regions, while the hydraulic conductivity of coarse-grained soils during freezing process has …

Experimental and theoretical investigation on the unloading creep behaviors of frozen soil

M Shen, Z Zhou, W Ma - Rock Mechanics and Rock Engineering, 2023 - Springer
The unloading creep deformation and failure of the frozen surrounding rock and soil stratum
are common problems in artificial freezing construction. This research aims to …

Predicting the electrical conductivity of partially saturated frozen porous media, a fractal model for wide ranges of temperature and salinity

H Luo, D Jougnot, A Jost, J Teng… - Water Resources …, 2024 - Wiley Online Library
The quantitative determination of liquid water content and salinity in soils is crucial for the
preservation of hydrological environments and engineering infrastructures, especially in …

Dynamic behaviors of frozen silt under repeated traffic loading

F Liu, W Ma, Z Zhou, Z Wen, Y Mu… - Road Materials and …, 2024 - Taylor & Francis
The temperature state of warm permafrost is in the negative temperature near-phase-
transition interval and thus is extremely sensitive to small fluctuations of the heat and stress …

Study on Acoustic Emission and Damage Mechanical Properties of Freeze‐Thaw Sandstone under Uniaxial Compression

B Liang, G Yang, J Yu - Geofluids, 2022 - Wiley Online Library
The damage strength of freeze‐thaw rock provides an important reference for stability
evaluations used during rock engineering in cold regions. In this paper, real‐time acoustic …

Use of screw pile foundations to reduce temperature of warming permafrost: Lab tests and numerical modeling

J Liu, JCC Botello, J Teng, L Deng - Applied Thermal Engineering, 2023 - Elsevier
Steel screw piles may be a viable pile foundation type in the permafrost region of the
Canadian Arctic but the effects of climate change may accelerate the creep settlement rate of …