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sciences naturelles et appliquées - iate.europa.eu
sciences naturelles et appliquées - iate.europa.eu
Cobalt polypyridyl complexes as transparent solutionprocessable solid- state charge transport materials... Surprisingly, these films exhibit a negative temperature coefficient of conductivity (dσ/dT) and non-Arrhenius behavior, with respectable solid-state conductivities of 3.0...
général - core.ac.uk - PDF: escholarship.org
Acoustic response of a rectangular waveguide with a strong transverse temperature gradient... It was assumed that the temperature gradient is constant, representing one-dimensional heat transfer with a constant coefficient of conductivity....
Plasmodesmata transport of gfp and gfp fusions requires little energy and transitions during leaf expansion... Recent investigations utilizing the Arrhenius equation or Coefficient of conductivity showed that fundamental energetic measurements used to describe transport of proteins across membrane pores or the nuclear pore can also apply to protein...
sciences naturelles et appliquées - iate.europa.eu
Caractéristiques hydrodynamiques de tourbe en colonne
... Des expériences de circulation ascendante d'eau dans des colonnes de tourbe de 1,50 m de longueur et de 20 cm de diamètre ont permis de déterminer des conductivités hydrauliques (coefficient de Darcy) K égales, selon le remplissage, à 0,14-0,88 cm/s pour la tourbe brune eutrophe d'Heurteauville et à 0,011-0,093 cm/s pour la tourbe blonde oligotrophe Floratorf....
... Ascending water experiments, using 1,5 m hight and 20 cm diameter columns, allowed us to determine hydraulic conductivity (Darcy coefficient) K : it ranges between 0.14...
Europe / recherche et propriété intellectuelle - core.ac.uk - PDF: hal.archives-ouvertes.fr
Effect of scaling on hydraulic conductivity in a karst aquiferHydraulic conductivity was determined for samples from the Biscayne Aquifer in Miami Florida at bench and field scales....
général - core.ac.uk - PDF: core.ac.uk
Hydraulic conductivity characteristics of desert plant organs: coping with drought tolerance strategyPlant hydraulic conductivity (K) refers to the rate of water flow (kg s−1) per unit pressure drop (MPa), which drives flow through the plant organ system....
Saturated anisotropic hydraulic conductivity of a compacted lateritic soilThis study focuses on the saturated anisotropic hydraulic conductivity of a compacted lateritic clayey sandy soil....
 PDF: doaj.org
Hydraulic conductivity function for unsaturated cracked soilThis paper presents a method to predict the hydraulic conductivity function for cracked soil considering crack volume changes during drying-wetting processes....
Hydraulic conductivity of sandstone samplesSaturated hydraulic conductivity (k) describing the ability of the porous media to allow flow is defined by Darcy's low....
sciences naturelles et appliquées - iate.europa.eu
Numerical simulation of porosity and tortuosity effect on the permeability in clay: microstructural approach AbstractThis study presents an analysis of the association between the coefficient of permeability of active clays and their porosity and tortuosity....
général - core.ac.uk -
Goa, india relationship between the mean particle size, the size factor, optimum moisture content, and permeability of sandy soilsABSTRACT: In this paper a concept of mean particle size and size factor is presented and an attempt is made to relate the coefficient of permeability with mean particle size, keeping in view the optimum moisture content and maximum dry density....
Laboratory study on permeability of layered soilThe coefficient of permeability of stratified soil deposits, when the flow is normal to the orientation of the bedding planes, has been observed to deviate from the value calculated...
Geo-electrical assessment of coefficient of permeability and porosity of leachate plume at asin dumpsite, iwaro-oka, southwestern nigeria... The coefficient of permeability ranged from 4.33...
 PDF: doaj.org
A simple technique for estimating the coefficient of permeability of unsaturated soilsA simple technique is proposed in this paper to estimate the coefficient of permeability of unsaturated soils based solely on conventional soil properties; namely, the saturated coefficient of permeability, degree of saturation (or water...
sciences naturelles et appliquées - iate.europa.eu
sciences naturelles et appliquées - iate.europa.eu
Hydrodynamic loads of sea waves on horizontal elements of berths with wave quenching chambers... The coefficient of transmission of waves through wave quenching chambers is calculated according to the previously developed methods....
général - core.ac.uk - PDF: doaj.org
The interference of the nonclassical light pulse with a coherent one and the sub-poissonian statistics formation... It is found that, the choice of the coefficient of transmission of the beam-splitter allows one to get the spectra of quadrature fluctuations with forms of interest to us....
 PDF: core.ac.uk
Penetration of electromagnetic fields through multilayered and cluster-layered fe/cr nanostructures... It has been shown that changes in the modulus of the coefficient of transmission through the superlattice are caused by two physical mechanisms: changes in the surface impedance due to the Joule losses and the precession of the ...
Influence of different soil\\\'s parameters on the penetration of 137cs... For each thirty soil's samples, parameters such as kind of soil, density and hydraulic coefficient of transmission were determined....
 PDF: doaj.org
Research on the wind-induced vibration coefficient of transmission tower-line system ... Based on the established models and the simulated wind velocity time series, the wind-induced response of transmission tower-line system in time history was calculated to achieve wind-induced vibration coefficient of transmission towers of various models....


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