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double porosity

A Comparison of Methods for Calculating the Matrix Block Source Term in a Double Porosity Model

A Comparison of Methods for Calculating the Matrix Block Source Term in a Double Porosity Model

... 7 Conclusion In a fractured porous medium with numerous interconnected fractures, the contaminant transfer between matrix blocks and fractures may be very significant. This transfer is taken into account in a ...

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On a Convolution Operator Arising in a Double Porosity Model

On a Convolution Operator Arising in a Double Porosity Model

... Rapport de recherche n° 4126 — Mars 2001 — 16 pages Abstract: Contaminant transport in a fractured porous medium can be modeled, under appropriate conditions, with a double porosity model. Such a model ...

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A Monte Carlo Method without Grid to Compute the Exchange Coefficient in the Double Porosity Model Part I : From the Matrix to the Fissures

A Monte Carlo Method without Grid to Compute the Exchange Coefficient in the Double Porosity Model Part I : From the Matrix to the Fissures

... A Monte Carlo Method without Grid to Compute the Exchange Coefficient in the Double Porosity Model Part I : From the Matrix to the Fissures Fabien Campillo, Antoine Lejay.. To cite this v[r] ...

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Human hepatic cell behavior on polysulfone membrane with double porosity level

Human hepatic cell behavior on polysulfone membrane with double porosity level

... [28] . Then, our results confirmed the good cytocompatibility of PSU membranes, although C3A growth was more favorable on Therma- nox, as its hydrophilic characteristic might let it expect [15] . The analysis of some ...

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What can be learnt about dispersivity from transport experiments in unsaturated double-porosity soils?

What can be learnt about dispersivity from transport experiments in unsaturated double-porosity soils?

... “Double- porosity” medium concept can be attributed to a class of heterogeneous soils and rocks in which a strong contrast in local pore size characteristics is ...a double-porosity soil with ...

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Visualization and Characterization of Heterogeneous Water Flow in Double-Porosity Media by Means of X-ray Computed Tomography Porous media

Visualization and Characterization of Heterogeneous Water Flow in Double-Porosity Media by Means of X-ray Computed Tomography Porous media

... uncorrected proof Fig. 1 a Geometric representation of clay spheres arrangement; b schematic representation of column size; c evolution of porosity as determined by CT scan (for pores >6.3 × 10 −3 cm) with ...

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ANALYSE DES PERFORMANCES ENERGETIQUES D’UN TURBOREACTEUR DOUBLE-FLUX DOUBLE-CORPS

ANALYSE DES PERFORMANCES ENERGETIQUES D’UN TURBOREACTEUR DOUBLE-FLUX DOUBLE-CORPS

... 15 flux une petite quantité d'air est accélérée très fortement, ce qui entraîne une vitesse d'éjection élevée, créant de fortes turbulences en se mélangeant à l'air ambiant d'où un bruit important. En revanche, dans un ...

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Published for SISSA by Springer Double, double supertube bubble

Published for SISSA by Springer Double, double supertube bubble

... or double-bubbling, has several advantages in that it first enables us to identify what the charges and dipole charges of such a su- perstratum should be, and then determine the conditions these must satisfy in ...

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Rôle de la tomodensitométrie à double énergie/double source pour la personnalisation des traitements de radiothérapie

Rôle de la tomodensitométrie à double énergie/double source pour la personnalisation des traitements de radiothérapie

... individualized based on treatment technique and involved a custom vacuum cushion or a double vacuum immobilization device (BodyFix, Elekta, Stockholm, Sweden). All patients had a 2 mm slice thickness ...

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Synthesis and properties of multiscale porosity TiC-SiC ceramics

Synthesis and properties of multiscale porosity TiC-SiC ceramics

... the porosity), as shown in Figure ...high porosity materials, the damage was found to occur immediately below the indenter, as a result of local failures of cells contacting the indenter ...

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Determining the porosity and water impregnation in irradiated graphite

Determining the porosity and water impregnation in irradiated graphite

... It can be seen that the pore size distribution for unirradiated samples differs between the two 343. types of graphite[r] ...

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La planète double

La planète double

... PLANÈTE DOUBLE Ken Tapping, le 27 mars 2018 Même si en taille elle ne vient qu’au cinquième rang des satellites du Système solaire, la Lune est un objet ...

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Double stars

Double stars

... One of the most memorable scenes in the first Star Wars movie was Luke Skywalker looking wistfully at sunset on the desert planet of Tatooine, with two suns heading below the horizon. This scene would be improbable in ...

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La double vie dans la cure

La double vie dans la cure

... La double vie dans la cure Fanny Dargent « Il faut que je travaille » répète cet homme – l’auto-injonction rythme l’analyse depuis, qu’après une année d’hésitation, il s’est décidé { ...

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Perec double vue

Perec double vue

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ...

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Motivic double shuffle

Motivic double shuffle

... Another argument is to remark that the orders of the poles of our fun tions along a odimension k subvariety an be at most k . Then, for ea h integral, a su ession of blow-ups ensures that the integral onverges.  2. ...

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Effective porosity and dispersion in stratified aquifers: closed-form solutions

Effective porosity and dispersion in stratified aquifers: closed-form solutions

... = 0 for individual sub-layers as assumed in the new equations of this Technical Report, and they have limitations. 8. CONCLUSION We have analyzed stratified aquifers in which the hydraulic conductivity K has a lognormal ...

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Random walks with negative particles for discontinuous diffusion and porosity

Random walks with negative particles for discontinuous diffusion and porosity

... In the literature on particle Random Walks, the displacement schemes used for handling the discontinuity can be char- acterized into two classes: (1) Interface coarsening, interpolation, and drift velocity scheme (e.g. [ ...

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Le triple double V

Le triple double V

... Le triple double V 79 espérait, ou si les paramètres doivent subir des retouches. Mais les retouches immédiates sont beaucoup plus faciles quand on a prise directe sur une machine locale. Et c'est le cas ...

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Marseille et son double

Marseille et son double

... double se propose d'exploiter ces particularités en mobilisant le miroir de la même manière que certaines anamorphoses. Coupe longitudinale de l'ombrière L'angle de vue du reflet est bien plus ouvert que celui de ...

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