Results 11 to 20 of about 75,968 (215)

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

Approximation of the Generalized Lame Equations by the Strain Energy Functional [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences
This paper considers a linear system of partial differential equations (PDEs) to describe the stress-strain state of a two-phase body under static load, such as water-saturated soil.
Tatyana Maltseva   +3 more
doaj   +1 more source

The influence of anisotropic growth and geometry on the stress of solid tumors [PDF]

open access: yes, 2017
Solid stresses can affect tumor patho-physiology in at least two ways: directly, by compressing cancer and stromal cells, and indirectly, by deforming blood and lymphatic vessels.
Bravo-Castillero, Julián   +9 more
core   +1 more source

Transverse fracture properties of green wood and the anatomy of six temperate tree species [PDF]

open access: yes, 2016
© Institute of Chartered Foresters, 2016. All rights reserved. The aim of this study was to investigate the effect of wood anatomy and density on the mechanics of fracture when wood is split in the radial-longitudinal (RL) and tangential-longitudinal (TL)
Cattaneo, Marco E. G. V.   +3 more
core   +1 more source

Simulation of sample testing under compression with the help of finite-element model of rocks being broken [PDF]

open access: yes, 2018
Purpose of the paper is to develop mathematical model describing nature of argillous and salt samples under compression and to make available microdefects using finite-element method. Methods.
Chantsev, V, Olovyannyy, A
core   +1 more source

Influence of Clays on Borehole Stability : a Literature Survey Part One: Occurence of Drilling Problems. Physico-Chemical Description of Clays and of Their Interaction with Fluids Influence des argiles sur la stabilité des parois de puits : revue bibliographique. Première partie : les problèmes rencontrés lors du forage dans les argiles. Description physico-chimique des argiles et de leur interaction avec les fluides

open access: yesOil & Gas Science and Technology, 2006
This survey of literature was undertaken by ARTEP- the French Research Association for Oil Exploration and Production Techniques- at the beginning of STAR (=STabilité des ARgiles), a project on the influence of clays on borehole stability.
Forsans T.   +4 more
doaj   +1 more source

Anisotropic Organised Eddy Simulation for the prediction of non-equilibrium turbulent flows around bodies [PDF]

open access: yes, 2008
The unsteady turbulent flow around bodies at high Reynolds number is predicted by an anisotropic eddy-viscosity model in the context of the Organised Eddy Simulation (OES).
Bourguet, Rémi   +3 more
core   +2 more sources

Lagrangian velocity and acceleration correlations of large inertial particles in a closed turbulent flow [PDF]

open access: yes, 2015
We investigate the response of large inertial particle to turbulent fluctuations in a inhomogeneous and anisotropic flow. We conduct a Lagrangian study using particles both heavier and lighter than the surrounding fluid, and whose diameters are ...
Machicoane, Nathanaël, Volk, Romain
core   +3 more sources

Role of grain-level chemo-mechanics in composite cathode degradation of solid-state lithium batteries

open access: yesNature Communications
Solid-state Li-ion batteries, based on Ni-rich oxide cathodes and Li-metal anodes, can theoretically reach a high specific energy of 393 Wh kg−1 and hold promise for electrochemical storage.
Chuanlai Liu, Franz Roters, Dierk Raabe
doaj   +1 more source

Literature study report of plasticity induced anisotropic damage modeling for forming processes [PDF]

open access: yes, 2009
A literature study report covering the topics; micromechanics of damage, continuum damage mechanics (gurson model and effective variable concept) and the dependence of damage on strain rate and ...
Niazi, M.S.
core   +1 more source

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