Results 31 to 40 of about 424,832 (299)

Bench-Scale Experiments on Effects of Pipe Flow and Entrapped Air in Soil Layer on Hillslope Landslides

open access: yesGeosciences, 2019
Soil pipes are commonly found in landslide scarps, and it has been suggested that build-up of pore water pressure due to clogged soil pipes influences landslide initiation.
Yasutaka Tanaka   +3 more
doaj   +1 more source

Dissipation characteristics of excess pore-water pressure around tunnels in viscoelastic foundation using a fractional-derivative model

open access: yesYantu gongcheng xuebao, 2020
The dissipation characteristics of the excess pore-water pressure around tunnels in viscoelastic foundation are investigated by using a fractional-derivative model.
HUANG Ming-hua 1, 2, HU Ke-xin 1, 2, ZHAO Ming-hua 1, 2
doaj   +1 more source

A Fluid-Solid Coupling Mathematical Model of Methane Driven by Water in Porous Coal

open access: yesGeofluids, 2018
The existence of the water-driven-methane effect in gassy coal has been verified by field tests and laboratory experiments. However, a water-driven-methane mathematical model that considers methane adsorption and desorption has not yet been established ...
Bingxiang Huang, Weiyong Lu
doaj   +1 more source

A Calculation Method of Thermal Pore Water Pressure Considering Overconsolidation Effect for Saturated Clay

open access: yesApplied Sciences, 2022
With the increase of soil consolidation degree, the pore water pressure induced by thermal loading drops dramatically. To conveniently and quickly calculate the thermal pore water pressure inside the soil under different overconsolidation states and ...
Gailei Tian, Zhihong Zhang
doaj   +1 more source

Analysis of Non-Darcy Flow in Aquitard at Bottom of Foundation Pit Under Fluctuation of Confined Water

open access: yesShanghai Jiaotong Daxue xuebao, 2020
In order to better explain the phenomenon of foundation pit inrush caused by confined water, the Hansbo non-Darcy seepage theory was introduced into the Terzaghi one-dimensional saturated soil consolidation equation.
YING Hongwei   +3 more
doaj   +1 more source

Pore pressures and strains after repeated loading of saturated clay [PDF]

open access: yes, 1974
Repeated and sustained loading tests on undrained samples of normally consolidated lacustrine clay are used to prove the existence of a relationship between pore water pressures and axial strains.The behavior of the clay is studied by investigating the ...
Greenwood, JR, Wilson, NE
core   +1 more source

Dynamic Behavior of Bed Material around Bridge Pier under Abrupt Change of Water Pressure [PDF]

open access: yes, 1999
Major failure of structures usually occurs during flood flows due to scourin, sinking and sliding. These types of failure are considered to be in close relation to the dynamic behavior of bed material around the structures.
Mia, Faruque, Nago, Hiroshi
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Influences of Pore-Water Pressure on Slope Stability considering Strength Nonlinearity

open access: yesAdvances in Civil Engineering, 2021
The pore-water pressure is a vital factor in determining the slope stability. To deal with the stability of slopes undergoing pore-water pressures, this paper used the pore-water pressure coefficient to develop the three-dimensional limit analysis method
Di Wu, Yuke Wang, Fei Zhang, Yue Qiu
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

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