Results 21 to 30 of about 357,154 (352)

Transition in Interfacial Failure Mechanism of Resistance Spot Welds during Tensile–Shear Loading: Role of Fusion Zone Hardness

open access: yesMetals, 2023
The failure of resistance spot welds through the fusion zone along the sheet/sheet interface (i.e., interfacial failure) is critical for automotive crashworthiness.
Nima Nadimi, Majid Pouranvari
doaj   +1 more source

Impact of Shear Zone on Rockburst in the Deep Neelum-Jehlum Hydropower Tunnel: A Numerical Modeling Approach

open access: yesEnergies, 2018
Rockburst is a hazardous phenomenon in deep tunnels influenced by geological structural planes like faults, joints, and shear planes. Small-scale shear-plane-like structures have damaging impact on the boundaries of the tunnel, which act as barrier and ...
Abdul Muntaqim Naji   +3 more
doaj   +1 more source

Transient conduit permeability controlled by a shift between compactant shear and dilatant rupture at Unzen volcano (Japan) [PDF]

open access: yesSolid Earth, 2022
The permeability of magma in volcanic conduits controls the fluid flow and pore pressure development that regulates gas emissions and the style of volcanic eruptions.
Y. Lavallée   +17 more
doaj   +1 more source

Effects of grain shape on packing and dilatancy of sheared granular materials [PDF]

open access: yes, 2014
Granular material exposed to shear shows a variety of unique phenomena: Reynolds dilatancy, positional order and orientational order effects may compete in the shear zone. We study granular packings consisting of macroscopic prolate, oblate and spherical
Boese, Axel   +6 more
core   +2 more sources

Microstructures associated with the Sottunga-Jurmo shear zone and their implications for the 1.83-1.79 Ga tectonic development of SW Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 2010
This petrographic study of rock samples from the area of a large-scale shear zone, the Sottung-Jurmo shear zone, in SW Finland, illuminates the thermal development of and strain distribution within the rocks during the last development stages of the ...
T. Torvela, C. Ehlers
doaj   +1 more source

Study on Mechanical Behavior of Slip Zone Soils Under Different Factors—A Case Study

open access: yesFrontiers in Earth Science, 2022
The mechanical properties of the slip zone soil play an important role in the evolution of the loess landslides. To further understand these characteristics, a series of ring shear tests was conducted on the slip zone soils obtained from Tianshuigou ...
Kai Liu   +4 more
doaj   +1 more source

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

open access: yesPhys. Rev. E 76, 051301 (2007), 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. We investigate the relaxation of the material towards a stationary flow and analyze the stress and the velocity ...
arxiv   +1 more source

Strain Partitioning along Terrane Bounding and Intraterrane Shear Zones: Constraints from a Long-Lived Transpressional System in West Gondwana (Ribeira Belt, Brazil)

open access: yesLithosphere, 2022
Shear zones are zones of localized high strain accommodating differential motion in the lithosphere and impacting the crustal rheology and deformational history of orogenic belts.
F. M. Faleiros   +11 more
doaj   +1 more source

San-in shear zone in southwest Japan, revealed by GNSS observations

open access: yesEarth, Planets and Space, 2017
A right-lateral shear zone in the San-in region, southwest Japan, has been proposed by previous geological and seismological studies. It locates 350 km north of the Nankai Trough, that is, the main plate boundary between the subducting Philippine Sea and
Takuya Nishimura, Youichiro Takada
doaj   +1 more source

Load transfer mechanism and critical length of anchorage zone for anchor bolt.

open access: yesPLoS ONE, 2020
The length of anchorage zone of an anchor bolt affects the distribution of axial force and shear stress therein. Based on a shear-displacement model, the load distribution of anchor bolts in the elastic deformation stage was analysed.
Xingliang Xu, Suchuan Tian
doaj   +1 more source

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