Search Results - "POREL, G"

Spectral characteristics of soil dissolved organic matter: Long-term effects of exogenous organic matter on soil organic matter and spatial-temporal changes by Musadji, N.Y., Lemée, L., Caner, L., Porel, G., Poinot, P., Geffroy-Rodier, C.

“…The aim of this study was to evaluate the long-term effect of urban and green waste compost exogenous organic matter (EOM) on soil dissolved organic matter…”
Get full text

Concomitant behavior of arsenic and selenium from the karst infillings materials of the fractured carbonate Dogger Aquifer (Hydrogeological Experimental Site, Poitiers, France) by Mhanna, R., Naveau, A., Bueno, M., Shmeit, M., Ismail, F., Fontaine, C., Porel, G., Bassil, J., Caner, L.

“…Petrographic and mineralogical analyses combined with sequential extractions and leaching experiments as a function of pH were performed on black clayey…”
Get full text

Numerical and Experimental Validation of the Applicability of Active‐DTS Experiments to Estimate Thermal Conductivity and Groundwater Flux in Porous Media by Simon, N., Bour, O., Lavenant, N., Porel, G., Nauleau, B., Pouladi, B., Longuevergne, L., Crave, A.

“…Groundwater flow depends on the heterogeneity of hydraulic properties whose field characterization is challenging. Recently developed active‐Distributed…”
Get full text

Flowpath structure in a limestone aquifer: multi-borehole logging investigations at the hydrogeological experimental site of Poitiers, France by Audouin, O., Bodin, J., Porel, G., Bourbiaux, B.

“…Since 2002, a new hydrogeological experimental site (HES) has been developed in Poitiers, France. The overall research objective related to this site is to…”
Get full text

From 3D Seismic to 3D Reservoir Deterministic Model Thanks to Logging Data:the Case Study of a Near Surface Heterogeneous Aquifer by Mari, J. L., Porel, G., Bourbiaux, B.

“…Different surface seismic surveys have been recorded on an experimental hydrogeological site that has been developed for several years near Poitiers (France)…”
Get full text

3D Seismic Imaging of a Near-Surface Heterogeneous Aquifer: A Case Study by Mari, J.-L., Porel, G.

“…Different surface seismic surveys have been recorded on an experimental hydrogeological site that has been developed for several years near Poitiers (France)…”
Get full text

Delineation of discrete conduit networks in karst aquifers via combined analysis of tracer tests and geophysical data by Bodin, Jacques, Porel, Gilles, Nauleau, Benoît, Paquet, Denis

“…Assessment of the karst network geometry based on field data is an important challenge in the accurate modeling of karst aquifers. In this study, we propose an…”
Get full text

A New Time Domain Random Walk Method for Solute Transport in 1-D Heterogeneous Media by Banton, Olivier, Delay, Frédérick, Porel, Gilles

“…A new method to simulate solute transport in 1–D heterogeneous media is presented. This time domain random walk method (TDRW), similar in concept to the…”
Get full text

Predictive modelling of hydraulic head responses to dipole flow experiments in a fractured/karstified limestone aquifer: Insights from a comparison of five modelling approaches to real-field experiments by Bodin, Jacques, Ackerer, Philippe, Boisson, Alexandre, Bourbiaux, Bernard, Bruel, Dominique, Dreuzy, Jean-Raynald de, Delay, Frederick, Porel, Gilles, Pourpak, Hamid

“…► Five modelling approaches were tested against a well-studied limestone aquifer. ► Drawdown responses to dipole (pumping/reinjection) pumping tests had to be…”
Get full text

A new method of data inversion for the identification of fractal characteristics and homogenization scale from hydraulic pumping tests in fractured aquifers by Bernard, Stephane, Delay, Frederick, Porel, Gilles

“…Hydraulic interference pumping tests are widely used for identifying mid-to large-scale aquifer hydraulic parameters. Fractured reservoirs often behave as…”
Get full text

Transport and retention of clay particles in saturated porous media. Influence of ionic strength and pore velocity by Compère, Fabrice, Porel, Gilles, Delay, Frédérick

“…The aim of this work was to experimentally evaluate the role of ionic strength and pore velocity on clay suspension transport and retention through a saturated…”
Get full text

Simulation of solute transport in discrete fracture networks using the time domain random walk method by Bodin, Jacques, Porel, Gilles, Delay, Fred

“…The time domain random walk (TDRW) method has been developed for simulating solute transport in discrete fracture networks. The following transport processes…”
Get full text

Analytical 2D model to invert hydraulic pumping tests in fractured rocks with fractal behavior by Delay, Frederick, Porel, Gilles, Bernard, Stephane

“…A solution to interference pumping tests in fractal fractured media of Euclidean dimension two has been developed. It is proposed in dimensioned variables with…”
Get full text

Inverse modeling in the time domain for solving diffusion in a heterogeneous rock matrix by Delay, Frederick, Porel, Gilles

“…A Lagrangian method has been developed to solve heterogeneous diffusion. The time domain on which the method rests allows for the coupling with a Gauss‐Newton…”
Get full text

Simulation and analysis of solute transport in 2D fracture/pipe networks: The SOLFRAC program by Bodin, J, Porel, G, Delay, F, Ubertosi, F, Bernard, S, Dreuzy, J.R. de

Get full text

Interpretation of out-diffusion experiments on crystalline rocks using random walk modeling by Sardini, Paul, Delay, Frederick, Hellmuth, Karl-Heinz, Porel, Gilles, Oila, Esa

“…Matrix diffusion in saturated rocks with very low permeability is one of the major mechanisms of solute transport. Laboratory out-diffusion experiments on rock…”
Get full text

Coupling of the time domain random walk method with the finite fragment method to simulate flow and transport in 1-D heterogeneous media by Banton, Olivier, Porel, Gilles, Delay, Frédérick

“…A new method to simulate flow and solute transport in 1-D heterogeneous media is presented. This method integrates the time domain random walk method (TDRW)…”
Get full text

An approach to transport in heterogeneous porous media using the truncated temporal moment equations : Theory and numerical validation by DELAY, F, POREL, G, BANTON, O

“…In the last decade, the characterization of transport in porous media has benefited largely from numerical advances in applied mathematics and from the…”
Get full text

Continuous-time model identification of wells interaction on the Hydrogeological Experimental Site of Poitiers by Chamroo, Afzal, Ouvrard, Regis, Poinot, Thierry, Porel, Gilles, Nauleau, Benoit, Bodin, Jacques

“…In hydrogeology, estimating aquifer permeability is an important issue. This can be useful in understanding the flow of pollutants from one area of an aquifer…”
Get full text

Predicting solute transport in heterogeneous media from results obtained in homogeneous ones: an experimental approach by Delay, Frédérick, Porel, Gilles, de Marsily, Ghislain

“…The aim of this paper is to show that the hydrodispersive transport parameters of a solute in a heterogeneous medium can be predicted using parameters…”
Get full text