Results 31 to 40 of about 1,023,609 (287)

Degradation mechanism of shear strength and compressive strength of red sandstone in drawdown areas during reservoir operation

open access: yesYantu gongcheng xuebao, 2019
So far, the researches on the degradation of macroscopic strength of rock under cyclic wetting-drying conditions in the course of reservoir operation mainly focus on simulations of single environmental conditions without considering the combined actions ...
ZHANG Zhen-hua , WANG Ye
doaj   +1 more source

Electrical resistivity evolution of compacted silty clay under drying−wetting cycles sequentially coupled with dynamic loads

open access: yesRock and Soil Mechanics, 2021
The performance evolution of subgrade soil under the coupling effect of drying?wetting cycle and dynamic load is essential for the safety and stability of the subgrade.
HU Zhi   +4 more
doaj   +1 more source

Sandstone Slope Stability Analysis Under Wetting-Drying Cycles Based on Generalized Hoek-Brown Failure Criterion

open access: yesFrontiers in Earth Science, 2022
The deterioration of rock strength due to cyclic fluctuations in the groundwater level in drawdown regions influences bank slope stability. Based on wetting–drying cycling and uniaxial compression tests of sandstone specimens, the intact rock strength ...
Kai Kang   +5 more
doaj   +1 more source

Mechanical behaviour of soil under drying-wetting cycles and vertical confining pressure [PDF]

open access: yes, 2023
A system for preparing soil specimens subjected to drying-wetting cycles whilst under vertical confining pressures is introduced with Clayey soil specimens subjected to different drying-wetting histories, then the relative performance tested using ...
Chao, Z., Shi, D., Fowmes, G. J.
core   +1 more source

Influence of Wetting-Drying Cycles on Wood Behaviour of Coastal Pedestrian Walkways

open access: yesRecent Progress in Materials, 2023
In the context of inspection and maintenance actions for beach walkways in the North of Portugal, some samples of wood used in their construction were collected – the <em>Pinus</em> <em>sylvestris</em> wood, widely applied in the country.
Labrincha, Ant?nio   +4 more
openaire   +3 more sources

Impact of Wet-Dry Cycling on the Phase Behavior and Compartmentalization Properties of Complex Coacervates [PDF]

open access: yesNature Communications, 2020
Wet-dry cycling on the early Earth is thought to have facilitated production of molecular building blocks of life, but thus far its impact on self-assembly and compartmentalization of resulting (macro)molecules has been limited. We investigated dehydration/rehydration of complex coacervates, which are membraneless compartments formed by phase ...
Hadi M. Fares   +4 more
openaire   +4 more sources

Matric Suction and Volume Characteristics of Compacted Clay Soil under Drying and Wetting Cycles [PDF]

open access: yes, 2020
The influence of drying and wetting cycles on matric suction and volume characteristics of a compacted low-plasticity clay soil was studied experimentally.
Liu, Guanshi   +3 more
core   +1 more source

Damage to the Microstructure and Strength of Altered Granite under Wet–Dry Cycles [PDF]

open access: yesSymmetry, 2018
This paper presents an analytical method for surrounding rocks in symmetrically shaped tunnels or roadways, with the symmetrical rise and fall of groundwater over a certain period. The influence of reservoir water level on wet–dry cycles were studied.
Xuxin Chen, Ping He, Zhe Qin
openaire   +1 more source

The Effects of Inorganic Fertilization on Soil Shrinkage in Wetting-drying Cycles

open access: yesGuan'gai paishui xuebao, 2021
【Objective】 Swelling and shrinkage are important process reshaping soil structure. It is impacted by many factors, and the objective of this paper is to investigate how fertilization impacts this process.
LIU Chang, QI Wei, WANG Ce, ZHANG Zhanyu
doaj   +1 more source

Uranium storage mechanisms in wet-dry redox cycled sediments

open access: yesWater Research, 2019
Biogeochemical redox processes that govern radionuclide mobility in sediments are highly sensitive to forcing by the water cycle. For example, episodic draining and intrusion of oxidants into reduced zones during dry seasons can create biogeochemical seasonal hotspots of enhanced and changed microbial activity, affect the redox status of minerals ...
Vincent Noël   +4 more
openaire   +3 more sources

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