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Discrete double-porosity models for spin systems [PDF]

open access: diamondMathematics and Mechanics of Complex Systems, 2015
We consider spin systems between a finite number $N$ of "species" or "phases" partitioning a cubic lattice $\mathbb{Z}^d$. We suppose that interactions between points of the same phase are coercive, while between point of different phases (or, possibly ...
Andrea, Braides   +2 more
core   +4 more sources

Acoustical properties of double porosity granular materials [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2011
Granular materials have been conventionally used for acoustic treatment due to their sound absorptive and sound insulating properties. An emerging field is the study of the acoustical properties of multiscale porous materials.
Umnova, O, Venegas, R
core   +4 more sources

Sedimentation-consolidation of a double porosity material [PDF]

open access: yesComputers and Geotechnics, 2007
This paper studies the sedimentation-consolidation of a double porosity material, such as lumpy clay. Large displacements and finite strains are accounted for in a multidimensional setting.
Aifantis   +22 more
core   +8 more sources

Human hepatic cell behavior on polysulfone membrane with double porosity level [PDF]

open access: green, 2013
In the membrane-based bioartificial livers developed up to now,the hepatic cells were located either in the fibers lumen or in the cartridge,with limited capacity for cell hosting.Here,we designed a polysulfone (PSU) membrane with a double porosity ...
Adrianus, Gerard Nathanael   +6 more
core   +4 more sources

New Analytical Solutions for Constant Rate Pumping in Two‐Zone Double‐Porosity Confined Aquifer: A New Source Term Reflecting Effects of Well Skin and Wellbore Storage [PDF]

open access: goldWater Resources Research
This study develops two new analytical models for constant rate pumping at a partially penetrating well in a double‐porosity confined aquifer, considering skin and formation zones.
Chen Wang   +3 more
doaj   +2 more sources

On models of double porosity poroelastic media [PDF]

open access: bronzeGeophysical Journal International, 2015
This paper focuses on the modelling of fluid-filled poroelastic double porosity media under quasi-static and dynamic regimes. The double porosity model is derived from a two-scale homogenization procedure, by considering a medium locally characterized by blocks of poroelastic Biot microporous matrix and a surrounding system of fluid-filled macropores ...
Boutin, Claude, Royer, Pascale
openaire   +3 more sources

Boundary value problems of steady vibrations in the theory of thermoelasticity for materials with a double porosity structure

open access: greenArchives of Mechanics, 2017
The purpose of the present paper is to develop the classical potential method in the linear theory of thermoelasticity for materials with a double porosity structure based on the mechanics of materials with voids.
M. Svanadze
doaj   +2 more sources

Influence of nonlocal on a rotating thermoelastic medium with diffusion and double porosity [PDF]

open access: yesScientific Reports
In this paper, we have studied the thermodynamical interactions in a two-dimensional thermoelastic diffusion in homogeneous isotropic medium with nonlocal, rotation and double porosity in the context of Green–Lindsay theory. A thermal load was applied to
Doaa M. Salah   +2 more
doaj   +2 more sources

The theory of generalized micropolar thermoelastic diffusion with double porosity [PDF]

open access: diamondTheoretical and Applied Mechanics, 2022
The main purpose of the paper is to derive the constitutive relations and field equations for anisotropic micropolar thermoelastic medium with mass diffusion and double porosity.
Kansal Tarun
doaj   +3 more sources

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