Recent developments in the direct-current geoelectrical imaging method

MH Loke, JE Chambers, DF Rucker, O Kuras… - Journal of applied …, 2013 - Elsevier
There have been major improvements in instrumentation, field survey design and data
inversion techniques for the geoelectrical method over the past 25 years. Multi-electrode …

4D electrical resistivity tomography monitoring of soil moisture dynamics in an operational railway embankment

JE Chambers, DA Gunn, PB Wilkinson… - Near Surface …, 2014 - earthdoc.org
The internal moisture dynamics of an aged (> 100 years old) railway earthwork
embankment, which is still in use, are investigated using 2D and 3D resistivity monitoring. A …

Physics-driven deep learning inversion for direct current resistivity survey data

B Liu, Y Pang, P Jiang, Z Liu, B Liu… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
The direct-current (dc) resistivity method is a commonly used geophysical technique for
surveying adverse geological conditions. The resistivity model can be reconstructed from …

Superimposed W and Ag-Pb-Zn (-Cu-Au) mineralization and deep prospecting: Insight from a geophysical investigation of the Yinkeng orefield, South China

Z Zhao, XP Zhou, NX Guo, HY Zhang, ZY Liu… - Ore Geology …, 2018 - Elsevier
The Yinkeng orefield is located in the eastern Nanling region, South China. The Nanling
region hosts numerous W (-Sn)-dominant, polymetallic deposits related to the widely …

Application of Resistivity and Seismic Refraction Tomography for Landslide Stability Assessment in Vallcebre, Spanish Pyrenees

M Himi, M Anton, A Sendrós, C Abancó, M Ercoli… - Remote Sensing, 2022 - mdpi.com
Geophysical surveys are a noninvasive reliable tool to improve geological models without
requiring extensive in situ borehole campaigns. The usage of seismic refraction tomography …

Determination of geological structures by geophysical and geotechnical techniques in Kırklartepe Dam Site (Turkey)

M Sari, A Seren, S Alemdag - Journal of Applied Geophysics, 2020 - Elsevier
In foundation research of engineering structures, application of geophysics methods before
drilling work allows not only more economical studies but also a more detailed …

Analysis of the physical integrity of earth dams from electrical resistivity tomography (ERT) in Brazil

PL Camarero, CA Moreira, HG Pereira - Pure and Applied Geophysics, 2019 - Springer
Dams are structures that barrier rivers and streams for a variety of purposes. The constant
maintenance of these structures is essential, since a possible accident can lead to damage …

Morphotectonic controls on hydro-environmental hazards in rift basins: a case study from Southern Suez Canal Province, Egypt

AE El-Rayes, MO Arnous, EAH Shendi… - Geoenvironmental …, 2023 - Springer
Abstract Background The Southern Suez Canal Province (SSCP) has recently encountered
hydro-environmental hazards such as water logging and soil salinization, both of which …

Assessing preferential seepage and monitoring mortar injection through an earthen dam settled over a gypsiferous substrate using combined geophysical methods

M Himi, I Casado, A Sendros, R Lovera, L Rivero… - Engineering …, 2018 - Elsevier
For several decades the Sant Llorenç de Montgai reservoir has experienced different
problems that could affect the safety of the engineering structure. For this reason, several …

[HTML][HTML] Geophysical investigation of earth dam using the electrical tomography resistivity technique

PL Camarero, CA Moreira - REM-International Engineering Journal, 2017 - SciELO Brasil
Dams are structures that dam rivers and streams for a variety of purposes. These structures
often need to be sturdy to withstand the force of the impoundment and the high values of …