Results 41 to 50 of about 357,154 (352)

Magnetic Resonance Imaging study of sheared granular matter [PDF]

open access: yesarXiv, 2022
We introduce a Magnetic Resonance Imaging technique to study the geometry of shear zones of soft, low-frictional and hard, frictional granular materials and their mixtures. Hydrogel spheres serve as the soft, low-frictional material component, while mustard seeds represent rigid, frictional grains. Some of the hydrogel spheres are doped with CuSO4 salt
arxiv  

Magnetic buoyancy instabilities in the presence of magnetic flux pumping at the base of the solar convection zone [PDF]

open access: yes, 2012
We perform idealized numerical simulations of magnetic buoyancy instabilities in three dimensions, solving the equations of compressible magnetohydrodynamics in a model of the solar tachocline.
Barker, A. J.   +3 more
core   +2 more sources

Strain Characteristics of Motianling Ductile Shear Zone in Northern Guangxi and its Tectonic Significances

open access: yesKuangchan zonghe liyong
This is an article in the field of structural geology. In this article, the strain characteristics and tectonic significance of the tile shear zone of Motianling are discussed through macro-microstructure, finite strain measurement of rocks and EBSD ...
Zhili REN   +7 more
doaj   +1 more source

Microstructures of the Lim zone along the contact with Dinaridic Ophiolite nappe [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2007
The Lim Zone is a part of the low-grade metamorphic core complex called the Lim Palaeozoic Unit, overlain by detached Triassic sedimentary successions. The Lim Unit is located in the footwall of overriding Dinaridic Ophiolite nappe.
Ilić Aleksandar, Pešić Luka
doaj   +1 more source

Constraining the Timing of Evolution of Shear Zones in Two Collisional Orogens: Fusing Structural Geology and Geochronology

open access: yesGeosciences, 2022
In recent decades, constraining the timing of shear activity has been one of the main topics of research about the tectono-metamorphic evolution of orogenic belts.
Rodolfo Carosi   +5 more
doaj   +1 more source

PALEOPROTEROZOIC TECTONICS AND EVOLUTIONARY MODEL OF THE ONEGA SYNCLINORIUM

open access: yesГеодинамика и тектонофизика, 2023
Consideration is being given to the Onega Paleoproterozoic structure (Onega synclinorium, OS) as a tectonotype of intraplate negative structures, which experience intermittent subsidence over a long period of time.
S. Yu. Kolodyazhny   +4 more
doaj   +1 more source

Shear Behavior of Panel Zone Considering Axial Force for Flanged Cruciform Columns [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2020
Panel zone is a part of a column web where surrounded by the continuity plates and the column flanges. Panel zone plays a vital role in the connection behavior.
Sina Sarfarazi   +2 more
doaj   +1 more source

Fluid pressurisation and earthquake propagation in the Hikurangi subduction zone [PDF]

open access: yes, 2021
In subduction zones, seismic slip at shallow crustal depths can lead to the generation of tsunamis. Large slip displacements during tsunamogenic earthquakes are attributed to the low coseismic shear strength of the fluid-saturated and non-lithified clay-rich fault rocks.
arxiv   +1 more source

Analysis of Shear Constitutive Models of the Slip Zone Soil Based on Various Statistical Damage Distributions

open access: yesApplied Sciences, 2022
The shear constitutive model of the slip zone soil can be used to quantitatively describe the relationship between shear stress and shear displacement, which is of great significance for the analysis of deformation mechanism and stability evaluation of ...
Yinfeng Luo   +7 more
doaj   +1 more source

Kinematics and Vorticity in Kangmar Dome, Southern Tibet: Testing Midcrustal Channel-flow Models for the Himalaya [PDF]

open access: yes, 2010
Kinematic, kinematic vorticity (Wm), and deformation temperature analyses were completed to test the hypothesis that midcrustal rocks exposed in the core of the Kangmar gneiss dome, southern Tibet record ductile deformation patterns of a “frozen” segment
Hacker, Bradley R.   +3 more
core   +2 more sources

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