Results 101 to 110 of about 27,970 (292)

Evaluating the Seismic Bearing Capacity of Strip Foundation Adjacent to Geogrid-Reinforced Slopes Using Finite Element Limit Analysis Method [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی
Building construction on slopes is inevitable, despite many limitations. Due to the seismicity of Iran, calculating the seismic bearing capacity of foundations is more important.
Mohammad Ahmadi   +2 more
doaj   +1 more source

Research on the influence of width-height ratio and internal friction angle of the TT mode on the trapezoidal sliding surface of backfill behind the retaining wall [PDF]

open access: yes
The morphology of sliding surface is an important factor in the earth pressure analysis. To study the characteristics of the sliding surface of backfill behind a rigid wall, taking the translational mode of wall (TT model) as an example, a model test was
Liu, Yuchen   +6 more
core   +1 more source

Geometrical analysis of thread milling – Part 2:Calculation of uncut chip thickness [PDF]

open access: yes, 2010
Thread milling offers interesting possibilities for machining internal or external threads. This machining technique uses a mill with a triangular profile for metric threads and a helical interpolation strategy.
FROMENTIN, Guillaume, POULACHON, Gerard
core   +1 more source

Ultrathin Li Metal Anodes: Quantitative Design Principles and Manufacturability Across Liquid and Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Ultrathin lithium metal anodes (≤15 µm) offer a promising route to high‐energy‐density batteries due to their high capacity and low potential. This review presents design principles for ultrathin Li, evaluates fabrication strategies, and discusses challenges in liquid and solid‐state cells.
Cheng Wang   +9 more
wiley   +1 more source

Shear Strength of Sand: Integrated Analysis of Initial Porosity and Stress Effects

open access: yesApplied Sciences
This paper investigates the effects of initial porosity index and load range on the shear strength of a sand sample using direct shear tests performed with a standard direct shear apparatus under varying densities, from loose to compacted.
Krzysztof Żarkiewicz, Roman Bednarek
doaj   +1 more source

ANGLE OF INTERNAL FRICTION OF THE GRANULAR MATERIAL AND A SIMPLE TRANSIENT PHENOMENON

open access: yesTransactions of the Japan Society of Civil Engineers, 1966
In the first part of this paper, relationships between the angle of internal friction and the void in cases of axial symmetry and plane strain were derived by the theory of mechanics of granular material due to the present author.With available data of shearing test on sand, the validity of these formulae mentioned above was examined, the results of ...
openaire   +2 more sources

High Center‐of‐Mass, Multi‐Legged Soft Robots Powered by Geometrically Encoded Liquid Crystal Elastomer Arc Appendages

open access: yesAdvanced Materials, EarlyView.
Inspired by the octopus and the golden wheel spider, soft robots with liquid crystal elastomer arc fibers as appendages are fabricated to transcend surface constraints through an elevated center of mass and minimal contact footprints. By leveraging curvature‐encoded deformation‐recovery cycles, these robots exhibit contractile, torsional, and flexural ...
Jong Bin Kim   +5 more
wiley   +1 more source

Comparative Study on Determining the Internal Friction Angle for Sand

open access: yes, 2014
Shear strength is the main mechanical property which governs the stability and resistance of soil massifs. Practically in most cases failure occurs by concentration of plastic deformations in the form of shear bands along which the movement of a part of the massive develops as a result of exceeding the shear strength.
Cioară, Ştefan   +2 more
openaire   +1 more source

Engineering Layered Magnetic Hydrogels for Cell Placement via Shear and Magnetic Field‐Induced Assembly

open access: yesAdvanced Materials, EarlyView.
Magnetic particles are organized into layered architectures by combining shear flow and magnetic fields, with the resulting structures governed by appropriate Mason numbers. The programmed assemblies provide spatial guidance for cell placement, linking field‐controlled self‐assembly, flow‐induced structuring and biological organization.
Guillermo Camacho   +5 more
wiley   +1 more source

Cohesion and angle of internal friction during shearing of rock samples and stone materials in biaxial state of stress

open access: yes, 2020
W artykule przedstawiono zaprojektowane i wykonane urządzenie do realizacji badań wyznaczania spójności i kąta tarcia wewnętrznego skał i materiałów kamiennych przy ścinaniu.
Gawryś, Jerzy
core  

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