Results 11 to 20 of about 6,855 (166)

Experimental study on pore structure and freezing characteristics of graded soils based on NMR

open access: yesYantu gongcheng xuebao, 2022
The freezing characteristics of pore water is the basis for studying the moisture and heat transfer and frost heave of frozen roadbeds. Based on the nuclear magnetic resonance (NMR) technology, the effects of the fine-grained soil type, the fine-grained ...
LIU Qian-qian 1, 2, CAI Guo-qing 1, 2, HAN Bo-wen 2, QIN Yu-teng 2, LI Jian 2
doaj   +1 more source

The use of mineral materials for salinity control in roadside soils [PDF]

open access: yesArchives of Environmental Protection, 2020
This paper presents the results of a fi eld study on using mineral materials (fine-grained sand and medium-grained gravel) to reduce the concentration of readily soluble salts in a roadside environment.
Katarzyna Łuczak   +2 more
doaj   +1 more source

Analysis of the Influence of Mud Content on the Engineering Characteristics of Sand Sulfate Saline Soil [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban
In order to study the influence of mud content on salt swelling and mechanical properties of sand sulfate soils, sand sulfate soils with different fine-grained soil content were manually configured.
ZHANG Shasha   +3 more
doaj   +1 more source

Influence of non-uniform distribution of fine soil on mechanical properties of coarse-grained soil

open access: yesYantu gongcheng xuebao, 2017
In order to study the influence of non-uniform distribution of fine soil on mechanical properties of coarse-grained soil under freeze-thaw cycles, triaxial shear tests are conducted on different specimens with different distributions of fine soil ...
LIU Jian-kun , YU Qian-mi , LIU Jing-yu , WANG Dong-yong
doaj   +1 more source

Spatial Variability in Land Subsidence and Its Relation to Groundwater Withdrawals in the Choshui Delta

open access: yesApplied Sciences, 2022
In this article, the characterization of land subsidence with the spatial variability of soil formation and groundwater withdrawals in Choshui delta, Taiwan, is presented.
Cheng-Yu Ku, Chih-Yu Liu, Hsueh-Chuan Lu
doaj   +1 more source

Fine-grained Soil Moisture Monitoring with PLUTO. [PDF]

open access: yes, 2023
Controlling soil moisture is crucial in optimizing watering and crop performance, particularly for crops with high water demands such as Kiwi. Monitoring and simulating soil behavior are two key approaches to understand soil behavior. Proximal sensors are the most reliable way to monitor soil moisture.
Francia M., Giovanelli J., Golfarelli M.
openaire   +1 more source

Constitutive anamnesis model (CAM) for fine‐grained soils

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, 2022
AbstractMainly, two divisions are encountered in the literature regarding constitutive models: elasto‐plasticity and hypoplasticity. In addition, barodesy and the framework of generalized plasticity are used. The main disadvantage of nearly all models is the failure to reproduce the mechanical behaviour under cyclic loading without restrictions.
Merita Tafili   +3 more
openaire   +2 more sources

Quantitative study on pore structure of saturated fine-grained soil

open access: yesYantu gongcheng xuebao, 2019
The compositions of soils are various. Particularly, the scale of the soil structure is large. Both multi-material and multi-scale have an effect on the structural characteristics of soils.
LI Xue 1, SONG Jing 2, 3, 4, ZHAO Zhou 2, LI Zhi-jie 2, HUANG Wei-biao 2
doaj   +1 more source

Experimental Study on the Effect of Key Factors on the Soil–Water Characteristic Curves of Fine-Grained Tailings

open access: yesFrontiers in Environmental Science, 2021
The soil–water characteristic curve (SWCC) is an essential parameter for studying the mechanical properties of unsaturated tailings, and it plays an important role in stability assessment and prediction of unsaturated tailings dams.
Baofeng Cao   +3 more
doaj   +1 more source

Precise Determination Methods for Particle Size Distribution of Fine-Grained Loess [PDF]

open access: yes长江科学院院报
[Objective] The particle size distribution of fine-grained loess is a key indicator for evaluating its engineering mechanical properties. The traditional hydrometer method is limited by theoretical assumptions, experimental procedures, and dispersion ...
PAN Jia-jun, ZHU Yue, YI Shun, GUO Xi-ling, LIU Teng
doaj   +1 more source

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