Multiscale geophysical imaging of the critical zone

AD Parsekian, K Singha, BJ Minsley… - Reviews of …, 2015 - Wiley Online Library
Details of Earth's shallow subsurface—a key component of the critical zone (CZ)—are
largely obscured because making direct observations with sufficient density to capture …

Geophysical characterisation of the groundwater–surface water interface

PJ McLachlan, JE Chambers, SS Uhlemann… - Advances in water …, 2017 - Elsevier
Interactions between groundwater (GW) and surface water (SW) have important implications
for water quantity, water quality, and ecological health. The subsurface region proximal to …

Assessing the contribution of electrical resistivity tomography (ERT) and self-potential (SP) methods for a water well drilling program in fractured/karstified limestones

T Robert, A Dassargues, S Brouyère… - Journal of Applied …, 2011 - Elsevier
ERT and SP investigations were conducted in carbonate rocks of the Dinant Synclinorium
(Walloon Region of Belgium) to find suitable locations for new water wells in zones with little …

Modeling streaming potential in porous and fractured media, description and benefits of the effective excess charge density approach

D Jougnot, D Roubinet, L Guarracino… - Advances in modeling and …, 2020 - Springer
Self-potential signals can be generated by different sources and can be decomposed in
various contributions. Streming potential is the contribution due to the water flux in the …

[PDF][PDF] Hydrogeophysics

SS Hubbard - 2011 - escholarship.org
Developing a predictive understanding of subsurface flow and transport is complicated by
the disparity of scales across which controlling hydrological properties and processes span …

Reconstruction of the water table from self‐potential data: A Bayesian approach

A Jardani, A Revil, W Barrash, A Crespy, E Rizzo… - …, 2009 - Wiley Online Library
Ground water flow associated with pumping and injection tests generates self‐potential
signals that can be measured at the ground surface and used to estimate the pattern of …

Hydraulic tomography: 3D hydraulic conductivity, fracture network, and connectivity in mudstone

CR Tiedeman, W Barrash - Groundwater, 2020 - Wiley Online Library
We present the first demonstration of hydraulic tomography (HT) to estimate the three‐
dimensional (3D) hydraulic conductivity (K) distribution of a fractured aquifer at high …

Characterization of discrete fracture networks with deep-learning based hydrogeophysical inversion

Y Deng, X Kang, H Ma, J Qian, L Ma, Q Luo - Journal of Hydrology, 2024 - Elsevier
Abstract Characterization of fracture network is essential for understanding groundwater flow
and solute transport, as well as waste storage. Deep-learning based ensemble smoother …

Remote detection of saline intrusion in a coastal aquifer using borehole measurements of self‐potential

DJ MacAllister, MD Jackson, AP Butler… - Water Resources …, 2018 - Wiley Online Library
Two years of self‐potential (SP) measurements were made in a monitoring borehole in the
coastal UK Chalk aquifer. The borehole SP data showed a persistent gradient with depth …

Mapping inherited fractures in the critical zone using seismic anisotropy from circular surveys

CG Novitsky, WS Holbrook, BJ Carr… - Geophysical …, 2018 - Wiley Online Library
Weathering and hydrological processes in Earth's shallow subsurface are influenced by
inherited bedrock structures, such as bedding planes, faults, joints, and fractures. However …