An efficient discontinuous Galerkin-mixed finite element model for variable density flow in fractured porous media

A Younes, B Koohbor, M Fahs, H Hoteit - Journal of Computational Physics, 2023 - Elsevier
Modeling variable density flow (VDF) in fractured porous media is computationally
challenging. The challenges are mainly related to:(i) the high permeability contrast between …

Effects of land reclamation on a subterranean estuary

C Shen, Y Fan, X Wang, W Song… - Water Resources …, 2022 - Wiley Online Library
Submarine groundwater discharge via coastal aquifers is an important pathway for land‐
derived chemicals to enter the oceans. While previous studies have mostly focused on …

Identifying the characteristics and potential risk of seawater intrusion for southern China by the SBM-DEA model

G Xiong, G Chen, J Wu, Z Wang, H Yu, T Fu… - Science of the Total …, 2022 - Elsevier
Seawater intrusion (SWI) seriously affects the economic development of coastal areas in
southern China, and understanding its mechanisms is the basis for effective control of SWI …

Initial soil moisture and soil texture control the impact of storm surges in coastal forests

G Nordio, D Pratt, HA Michael, S Fagherazzi - Science of The Total …, 2024 - Elsevier
Flooding and salinization triggered by storm surges threaten the survival of coastal forests.
The forest root zone (top 40 cm of soil) is the most affected by surge flooding. Determining …

Performance comparison of physics-based and machine learning assisted multi-fidelity methods for the management of coastal aquifer systems

G Kopsiaftis, M Kaselimi, E Protopapadakis… - Frontiers in …, 2023 - frontiersin.org
In this work we investigate the performance of various lower-fidelity models of seawater
intrusion in coastal aquifer management problems. The variable density model is …

A robust fully mixed finite element model for flow and transport in unsaturated fractured porous media

A Younes, H Hoteit, R Helmig, M Fahs - Advances in Water Resources, 2022 - Elsevier
A fully mixed finite element (MFE) model is developed for nonlinear flow and transport in
unsaturated fractured porous media with matrix-fracture and fracture-fracture fluid and mass …

A compositional global implicit approach for modeling coupled multicomponent reactive transport

N Seigneur, A Socié, KU Mayer - Water Resources Research, 2023 - Wiley Online Library
Reactive transport modeling has become widely used to help improve understanding of
hydrogeochemical processes from the pore scale to the watershed scale. In recent years …

Development, application and comparison of coupling techniques for modeling the hydromechanical behavior of unsaturated soils

R Quevedo, D Roehl, C Romanel - Advances in Water Resources, 2023 - Elsevier
This paper presents formulations for modeling the hydromechanical behavior in unsaturated
soils using different coupling techniques. For this purpose, hydraulic constitutive …

A robust upwind mixed hybrid finite element method for transport in variably saturated porous media

A Younes, H Hoteit, R Helmig… - Hydrology and Earth …, 2022 - hess.copernicus.org
The mixed finite element (MFE) method is well adapted for the simulation of fluid flow in
heterogeneous porous media. However, when employed for the transport equation, it can …

Influence of velocity distribution conditions of coastal aquifer on nitrate contamination and seawater intrusion in the presence of subsurface physical barriers

S Ke, J Chen, X Zheng - Journal of Environmental Management, 2022 - Elsevier
The velocity distribution is an important factor that affects seawater intrusion (SI) and nitrate
(NO 3−) pollution. However, there are few studies on the impact of subsurface physical …