Results 91 to 100 of about 30,141 (157)

Microstructure of remolded loess

open access: yes
The pore perimeter and other data of remolded loess with different dry densities are included in the ...
Zang, Zang Yongqi
core   +1 more source

Investigation into evolution of wetting-induced collapse damage in unsaturated loess using real-time CT scanning

open access: yesYantu gongcheng xuebao
The structural failure of unsaturated loess under hydraulic action significantly contributes to its collapsible behavior. However, prior research rarely utilized computed tomography (CT) scanning to explore the spatiotemporal relationships between water ...
ZHANG Jichao 1, YAO Zhihua 1, WEI Yazhi 2, CHONG Xiaolei 1, FANG Xiangwei 3, CHEN Zhenghan 4, LIU Zhenghong 5
doaj   +1 more source

Study on Confined Consolidation Test of Natural Loess

open access: yes, 2011
The main object of study is the natural loess. The confined compression test and confined compression resilience test of nature loess and remolded loess under nature water content condition was done separately by using unsaturated high pressure ...
De Quan Kong, Rong Wan
core   +1 more source

Elastic-Plastic Behavior of Compacted Loess under Direct and Cyclic Tension

open access: yesAdvances in Materials Science and Engineering, 2019
Tensile strain is one of the main variables that affect fracturing in soil. This paper focuses on an experimental investigation of the deformation characteristics of remolded loess in direct and cyclic tension tests.
Shixin He, Haibo Bai
doaj   +1 more source

Factors affecting the soil–water retention curve of Chinese loess

open access: yes, 2021
Loess is unsaturated soil that occurs in various locations on the surface of the Earth, and it is most widespread in the Chinese Loess Plateau where it has caused many geotechnical problems and geohazards.
Jiang, Y   +4 more
core   +1 more source

Infiltration Law of Water in Undisturbed Loess and Backfill

open access: yes, 2020
Loess has the characteristics of complex structure and reduced mechanical strength after encountering water. In Chinese loess areas, irrigation, water storage, and rainfall affect the stability of the original loess structure and cause damage to the ...
Jiwen Zhang, Hongjian Liao, Xifeng Meng
core   +1 more source

Study on the Soil-Water Characteristic Curve and Hydraulic Conductivity Prediction of Unsaturated Undisturbed and Compacted Loess

open access: yesApplied Sciences
In the loess region, the hydraulic properties of the loess, used as either surrounding rock, backfilling or geoplomer material, are significant for engineering construction and agriculture development projects.
Peng Li   +6 more
doaj   +1 more source

Mechanical characteristics of plane strain unloading conditions with different initial states

open access: yesYantu gongcheng xuebao
For the plane strain unloading issues in loess engineering, the lateral unloading plain strain tests on the loess with various initial states (intact, remolded and saturated) under different confining pressures and water contents are carried out by using
ZHANG Yu 1, 2, ZHAO Yang 1, LIU Keji 1, YE Sheng 1, LIU Jin 1, 2, DING Xiao 1, ZHANG Meng 1, QU Yonglong 1
doaj   +1 more source

Effects of the pore water's pH value on the shear strength of the Loess [PDF]

open access: yes, 2018
2008-2012Pore water plays an important part in the shear strength of the soils. A series of shear tests involved remolded loess which mixed with different chemical solutions were performed to investigate the effects of the pH values of the solution on ...
Cheng, CHEN   +4 more
core  

Visco-elastoplastic constitutive model for remolded loess based on infinitesimalization of plastic elements

open access: yesYantu gongcheng xuebao
Based on the theory of infinitesimalization of plastic elements and infinite series, the visco-elastoplastic constitutive model for remolded loess is established through the triaxial creep tests under loading and unloading conditions and verified by the ...
LUO Yasheng , ZHAO Chengbin , SUN Zhe , FAN Quan , NIU Yuxin , LI Bin
doaj   +1 more source

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