Expanding the role of reactive transport models in critical zone processes
Abstract Models test our understanding of processes and can reach beyond the spatial and
temporal scales of measurements. Multi-component Reactive Transport Models (RTMs) …
temporal scales of measurements. Multi-component Reactive Transport Models (RTMs) …
[HTML][HTML] Advancing measurements and representations of subsurface heterogeneity and dynamic processes: towards 4D hydrogeology
Essentially all hydrogeological processes are strongly influenced by the subsurface spatial
heterogeneity and the temporal variation of environmental conditions, hydraulic properties …
heterogeneity and the temporal variation of environmental conditions, hydraulic properties …
[HTML][HTML] Influence of shear displacement on fluid flow and solute transport in a 3D rough fracture
Fractured rocks in the subsurface are ubiquitous, and the dynamics of mass transfer in
fractured rocks plays an important role in understanding the problem in engineering geology …
fractured rocks plays an important role in understanding the problem in engineering geology …
Emergence of anomalous transport in stressed rough fractures
We report the emergence of anomalous (non-Fickian) transport through a rough-walled
fracture as a result of increasing normal stress on the fracture. We show that the origin of this …
fracture as a result of increasing normal stress on the fracture. We show that the origin of this …
Random walk methods for modeling hydrodynamic transport in porous and fractured media from pore to reservoir scale
Random walk (RW) methods are recurring Monte Carlo methods used to model convective
and diffusive transport in complex heterogeneous media. Many applications can be found …
and diffusive transport in complex heterogeneous media. Many applications can be found …
Iron-oxidizer hotspots formed by intermittent oxic–anoxic fluid mixing in fractured rocks
O Bochet, L Bethencourt, A Dufresne, J Farasin… - Nature …, 2020 - nature.com
Subsurface environments host most of the fresh water on Earth as well as diverse
microorganisms that may constitute a significant part of the biosphere. However, the …
microorganisms that may constitute a significant part of the biosphere. However, the …
Anomalous transport on regular fracture networks: Impact of conductivity heterogeneity and mixing at fracture intersections
We investigate transport on regular fracture networks that are characterized by
heterogeneity in hydraulic conductivity. We discuss the impact of conductivity heterogeneity …
heterogeneity in hydraulic conductivity. We discuss the impact of conductivity heterogeneity …
Prediction of the low-velocity distribution from the pore structure in simple porous media
The macroscopic properties of fluid flow and transport through porous media are a direct
consequence of the underlying pore structure. However, precise relations that characterize …
consequence of the underlying pore structure. However, precise relations that characterize …
Linking structural and transport properties in three‐dimensional fracture networks
We investigate large‐scale particle motion and solute breakthrough in sparse three‐
dimensional discrete fracture networks characterized by power law distributed fracture …
dimensional discrete fracture networks characterized by power law distributed fracture …
Enhanced Reaction Kinetics in Stationary Two-Phase Flow through Porous Media
Understanding the interaction between multiphase flow and reactive transport in porous
media is critical for many environmental and industrial applications. When a nonwetting …
media is critical for many environmental and industrial applications. When a nonwetting …