Results 1 to 10 of about 339,154 (296)

Quartz c-axis fabric characterization of the strike-slip ductile deformation within the Three Pagodas shear zone, western Thailand [PDF]

open access: yesHeliyon, 2022
The Three Pagodas shear zone is associated with mainland Southeast Asia deformations. The evolution of the shear zone is divided into deformation phases D1a, D1b, and D2.
Sittiporn Kongsukho   +1 more
doaj   +2 more sources

Strength characteristics of slip zone soils of the Tongjiaping landslide in the Three Gorges Reservoir area under different ring shear conditions

open access: yes地质科技通报, 2022
Studying the strength characteristics of slip zone soils under different shear conditions is of great significance for the stability evaluation of reservoir landslides.
Fancheng Zhao   +4 more
doaj   +1 more source

Effect of Local Cyclic Loading on Direct Shear Strength Characteristics of Shear-Zone Soil

open access: yesApplied Sciences, 2022
The reservoir landslide in the Three Gorges Reservoir Area (TGRA) often suffers from local cyclic loading scenarios produced by surge waves, groundwater level fluctuation, traffic loading, and seismic activity.
Qiong Chen   +3 more
doaj   +1 more source

In Situ Shear Test for Revealing the Mechanical Properties of the Gravelly Slip Zone Soil

open access: yesSensors, 2020
Slip zone soil is usually composed of clay or silty clay; in some special geological environments, it contains gravels, which make the properties of the slip zone soil more complex.
Zongxing Zou   +7 more
doaj   +1 more source

STRESS FIELD IN A SHEAR ZONE, AND FORMATION OF THE MAIN FAULT

open access: yesГеодинамика и тектонофизика, 2021
Using the analytical approximation method, we calculated stress field parameters for cases with different relative positions of Riedel shears and loads required for shearing.
A. S. Lermontova
doaj   +1 more source

Flexural Behaviour of RC Beams with a Circular Opening at the Flexural Zone and Shear Zone Strengthened Using Steel Plates

open access: yesAdvances in Civil Engineering, 2021
In this paper, an investigation on the behaviour of RC beams with circular openings in the flexural zone and shear zone strengthened using steel plates is presented.
J. Branesh Robert   +6 more
doaj   +1 more source

MODELLING HEAT GENERATION DURING FRICTION AND VISCOPLASTIC DEFORMATION BASED ON THE EXAMPLE OF THE YENISEI SHEAR ZONE (EASTERN SIBERIA)

open access: yesГеодинамика и тектонофизика, 2021
Deviations of the РТ parameters from the background values, corresponding to the lithostatic pressure and the standard geotherm characteristic of the neighboring crustal blocks of the Yenisei Ridge, were recorded by geothermobarometry in the zones of ...
O. P. Polyansky   +3 more
doaj   +1 more source

Friction of Shear-Fracture Zones [PDF]

open access: yesPhysical Review Letters, 2017
A shear fracture of brittle solids under compression undergoes a substantial evolution from the initial microcracking to a fully formed powder-filled shear zone. Experiments covering the entire process are relatively easy to conduct, but they are very difficult to investigate in detail. Numerically, the large strain limit has remained a challenge.
Pylväinen, J. I.   +3 more
openaire   +4 more sources

Shear zones in granular media: 3D Contact Dynamics simulation [PDF]

open access: yes, 2007
Shear zone formation is investigated in slow 3D shear flows. We simulate the linear version of the split-bottom shear cell. It is shown that the same type of wide shear zones is achieved in the presence as well as in the absence of gravity.
Ries, Alexander   +2 more
core   +1 more source

Core Precession and Global Modes in Granular Bulk Flow [PDF]

open access: yes, 2005
A transition from local to global shear zones is reported for granular flows in a modified Couette cell. The experimental geometry is a slowly rotating drum which has a stationary disc of radius R_s fixed at its bottom.
Denis Fenistein   +3 more
core   +3 more sources

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