Results 21 to 30 of about 157,871 (287)

Molecular dynamics simulations of interfacial nanomechanics in Al/Ni structures: Adhesion, friction, and tension [PDF]

open access: yesAIP Advances
Composite materials are widely utilized across various technological fields, including, but not limited to, the automotive and aerospace industries. Their performance is largely dictated by the interfacial mechanics of adhesion and friction between the ...
Olanrewaju Aluko, Yasser Aboelkassem
doaj   +1 more source

Numerical investigation on Stress Intensity Factor and J Integral in Friction Stir Welded Joint through XFEM method [PDF]

open access: yesFracture and Structural Integrity, 2019
In fracture mechanics (domain of cracked environments), it is concerned to forecast the behavior of the structures until their ruin. Friction Stir Welding (FSW) is a new process for solid-state joining, it can weld high strength aluminum alloys from the ...
Imane Elmeguenni, Mohamed Mazari
doaj   +1 more source

Multiscale Structural Mechanics of Rotary Shaft Seals: Numerical Studies and Visual Experiments

open access: yesLubricants, 2023
Although rotary shaft seals have been used successfully in many industrial applications for decades, their tribological behavior is still not completely understood.
Jeremias Grün, Marco Gohs, Frank Bauer
doaj   +1 more source

Forward and inverse problems in the mechanics of soft filaments [PDF]

open access: yesRoyal Society Open Science, 2018
Soft slender structures are ubiquitous in natural and artificial systems, in active and passive settings and across scales, from polymers and flagella, to snakes and space tethers. In this paper, we demonstrate the use of a simple and practical numerical
M. Gazzola   +3 more
doaj   +1 more source

Role of surface roughness in superlubricity [PDF]

open access: yes, 2006
We study the sliding of elastic solids in adhesive contact with flat and rough interfaces. We consider the dependence of the sliding friction on the elastic modulus of the solids.
Persson, Bo N. J.   +2 more
core   +1 more source

EINSTAIN AND FRETTING. BULGAKOV AND QUANTUM MECHANICS. Part 1 [PDF]

open access: yesНанотехнологии в строительстве, 2013
Mathematical and tribophysical models based on the increased accuracy of determining physical and mechanical characteristics of materials and aimed at creation of competitive technologies in the field of quantum mechanics applications are considered.
IVASYSHIN Henrich Stepanovich
doaj  

Influence of Rotations on the Critical State of Soil Mechanics [PDF]

open access: yes, 2010
The ability of grains to rotate can play a crucial role on the collective behavior of granular media. It has been observed in computer simulations that imposing a torque at the contacts modifies the force chains, making support chains less important.
A. Lizcano   +25 more
core   +1 more source

Shear Flows of Rapidly Flowing Granular Materials [PDF]

open access: yes, 1987
Shear flows of granular materials are studied in an open channel. The wall shear is calculated from an open channel momentum equation which includes the density variations in the flow.
Brennen, C. E.   +2 more
core   +1 more source

Mechanical Properties of Frozen Glacial Tills due to Short Periods of Thawing

open access: yesFrontiers in Earth Science, 2021
Due to the warming climate, glacier retreat has left massive glacial tills in steep gullies; ice in the soil is prone to change phase resulting in the decrease of the ice strength and bonding of soil particles; collapse of thawing tills can lead to ...
Yanju Fu   +10 more
doaj   +1 more source

2D granular flows with the $\mu(I)$ rheology and side walls friction: a well balanced multilayer discretization [PDF]

open access: yes, 2017
We present here numerical modelling of granular flows with the $\mu(I)$ rheology in confined channels. The contribution is twofold: (i) a model to approximate the Navier-Stokes equations with the $\mu(I)$ rheology through an asymptotic analysis.
Fernández-Nieto, E. D.   +3 more
core   +3 more sources

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