Electrokinetics in earth sciences: a tutorial

L Jouniaux, T Ishido - International Journal of Geophysics, 2012 - Wiley Online Library
We describe in this paper the theoretical background for the electrokinetics in rocks and in
porous media, to be included in the special issue “Electrokinetics in Earth Sciences” of …

Gravity inversion using wavelet-based compression on parallel hybrid CPU/GPU systems: application to southwest Ghana

R Martin, V Monteiller, D Komatitsch… - Geophysical Journal …, 2013 - academic.oup.com
We solve the 3-D gravity inverse problem using a massively parallel voxel (or finite element)
implementation on a hybrid multi-CPU/multi-GPU (graphics processing units/GPUs) cluster …

A unified model for the permeability, electrical conductivity and streaming potential coupling coefficient in variably saturated fractured media

LD Thanh, N Van Nghia, P Van Do, PT Du… - Geophysical …, 2023 - earthdoc.org
We present a new unified model for the permeability, electrical conductivity and streaming
potential coupling coefficient in variably saturated fractured media. For those, we …

Multiridge euler deconvolution

G Florio, M Fedi - Geophysical prospecting, 2014 - earthdoc.org
Potential field interpretation can be carried out using multiscale methods. This class of
methods analyses a multiscale data set, which is built by upward continuation of the original …

A 1-D modelling of streaming potential dependence on water content during drainage experiment in sand

V Allègre, F Lehmann, P Ackerer… - Geophysical Journal …, 2012 - academic.oup.com
The understanding of electrokinetics for unsaturated conditions is crucial for numerous of
geophysical data interpretation. Nevertheless, the behaviour of the streaming potential …

Influence of water pressure dynamics and fluid flow on the streaming‐potential response for unsaturated conditions

V Allègre, L Jouniaux, F Lehmann, P Sailhac… - Geophysical …, 2015 - earthdoc.org
Streaming‐potentials are produced by electrokinetic effects in relation to fluid flow and are
used for geophysical prospecting. The aim of this study is to model streaming potential …

A physically based model for the streaming potential coupling coefficient in partially saturated porous media

L Duy Thanh, D Jougnot, PV Do, NX Ca, NT Hien - Water, 2020 - mdpi.com
The electrokinetics methods have great potential to characterize hydrogeological processes
in porous media, especially in complex partially saturated hydrosystems (eg, the vadose …

Curvelet-based seismoelectric data processing

S Warden, S Garambois, P Sailhac… - Geophysical Journal …, 2012 - academic.oup.com
Seismoelectromagnetic conversions are induced through electrokinetic phenomena
occurring when passing seismic waves induce relative fluid to solid displacements …

Interpretation of self-potential anomaly over 2-D inclined thick sheet structures and analysis of uncertainty using very fast simulated annealing global optimization

A Biswas, SP Sharma - Acta Geodaetica et Geophysica, 2017 - Springer
Global optimization for the interpretation of Self-Potential (SP) anomaly using a very fast
simulated-annealing (VFSA) inversion code is developed in the present study. The SP …

A fractal model for streaming potential coefficient in porous media

LD Thanh, P Van Do, N Van Nghia, NX Ca - Geophysical Prospecting, 2018 - earthdoc.org
Streaming potential is the result of coupling between a fluid flow and an electric current in
porous rocks. The modified Helmholtz–Smoluchowski equation derived for capillary tubes is …