The genesis and evolution of karstic conduit systems in the Chalk

AR Farrant, L Maurice, D Ballesteros, C Nehme - 2023 - pubs.geoscienceworld.org
Abstract The Upper Cretaceous Chalk Group is renowned as a major aquifer, but the
development of secondary porosity due to karstic conduits is poorly understood …

Combination of FEM and CMA‐ES algorithm for transmissivity identification in aquifer systems

H Smaoui, L Zouhri, S Kaidi… - Hydrological Processes, 2018 - Wiley Online Library
In this paper, we propose a coupling of a finite element model with a metaheuristic
optimization algorithm for solving the inverse problem in groundwater flow (Darcy's …

Stratigraphical influence on chalk cave development in Upper Normandy, France: implications for chalk hydrogeology

D Ballesteros, A Farrant, C Nehme, M Woods… - International Journal of …, 2020 - hal.science
Classically, the Upper Cretaceous Chalk Group aquifer of northwest Europe is
conceptualized as a homogenous dual-porosity aquifer, with high porosity related to its fine …

Modelling of the groundwater flow and of tracer movement in the porous and fissured media: Chalk Aquifer (Northern part of Paris Basin, France)

A Zghibi, L Zouhri, I Chenini, A Merzougui… - Hydrological …, 2016 - Wiley Online Library
A groundwater flow model has been developed in order to study the chalk aquifer of Paris
Basin, based on most of the geological and hydrological available data. The numerical …

Transfer pathways and fluxes of water-soluble pesticides in various compartments of the agricultural catchment of the canche river (Northern France)

A Belles, C Alary, A Rivière, S Guillon, E Patault… - Water, 2019 - mdpi.com
Five frequently used water-soluble pesticides (atrazine, diflufenican, metolachlor,
pendimethalin, and ethofumesate) were monitored in surface water and groundwater of an …

Numerical simulation of seawater intrusion in the lower Seybouse aquifer system, Algeria

S Hani, F Toumi, N Bougherira… - … -Italian Journal of …, 2023 - acquesotterranee.net
Fresh groundwater resources in coastal aquifers are significantly impacted by seawater
intrusion (Chang & Yeh, 2010; Mastrocicco, 2021). Climate change, sea level rise, change in …

A conceptual model of hydrogeological function and perchlorate transfer in the unconfined Champagne Chalk aquifer (NE France)

F Cao, J Jaunat, P Ollivier - 2023 - pubs.geoscienceworld.org
Groundwater of the unconfined Chalk aquifer in Champagne-Ardenne (NE France) is
contaminated by perchlorate (⁠ ClO 4−⁠), a persistent water-soluble anion. The Chalk …

[PDF][PDF] Effects of Inlet Conditions on the Two-Phase Flow Water Hammer Transients in Elastic Tube

Z Zhao, Z Duan, H Xue, Y Yuan… - … Confernece Pacific Basin …, 2022 - library.oapen.org
Two-phase flow water hammer events occur in the pipelines of the nuclear power systems
and lead to transient and violent pressure shock to tube structures. For the sake of operation …

[PDF][PDF] Modelling of Tracer Movement with Avection-Dispersion Scheme at the LaSalle Beauvais Experimental Site, Beauvais, Frances. J Hydrogeol Hydrol Eng 4: 3

A Zghibi, I Chenini, L Zouhri, A Merzougui, J Tarhouni - of, 2015 - researchgate.net
In order to understand the tracer transport in a contaminant plume arising from an injection
well in the Chalk aquifer, underground field experiments at the LaSalle Beauvais …

3D Numerical Simulation of Convoy‐generated Waves and Sediment Transport in Restricted Waterways

A Ouahsine, J Shengcheng, H Smaoui… - … and Infrastructures 2, 2016 - Wiley Online Library
Vessels such as towboats and barges can generate wake waves, cause draw‐down and
send waves back along riverbanks in narrow channel areas, and also contribute to sediment …