Results 41 to 50 of about 945 (116)

Application of electrical resistivity tomography (ERT) for rock mass quality evaluation. [PDF]

Sci Rep, 2021
Hasan M, Shang Y, Meng H, Shao P, Yi X.
europepmc   +1 more source

Application of electrical resistivity tomography for groundwater evaluation in Yirgacheffe Town and its environs, Main Ethiopian Rift

HydroResearch
Exploring groundwater is crucial in areas with poor surface water quality, such as Yirgacheffe Town and its surroundings. This study aims to assess aquifer materials and groundwater potential using Electrical Resistivity Tomography (ERT) in the region ...
Tariku Takele, Musa Husein, Dechasa Diriba, Getnet Assefa   +3 more
doaj   +1 more source

Mapping saltwater intrusion with an airborne electromagnetic method in the offshore coastal environment, Monterey Bay, California

Journal of Hydrology: Regional Studies, 2019
Study Region: The northern coast of the Monterey Bay, California, USA, extending from the coastline to 3.5 km offshore. Study Focus: Three-hundred and twenty line-kilometers of airborne electromagnetic (AEM) data were acquired offshore.
Meredith Goebel, Rosemary Knight, Max Halkjær   +2 more
doaj   +1 more source

Identification of documented constructive stages of the San Ignacio Bridge (Aguascalientes, Mexico) using electrical resistivity tomography (ERT)

Ge-conservación
The non-destructive technique known as Electrical Resistivity Tomography (ERT) has been used in the analysis of historical buildings in recent years. It provides insights into the internal structure of the structural elements, such as layer thicknesses,
Raudel Padilla-Ceniceros, Jesús Pacheco-Martínez, Norma González-Cervantes, Michelle Ivonne López-Escobar , Miguel Ángel Soto-Zamora, Hugo Luna-Villavicencio, Isaí Gerardo Reyes-Cedeño   +6 more
doaj   +1 more source

The Canadian Permafrost Electrical Resistivity Survey (CPERS) database: 15 years of permafrost resistivity data

Arctic Science
Permafrost landscapes are becoming increasingly susceptible to widespread thaw due to climate change. Collating historical and ongoing data are critical for assessing permafrost conditions and spatiotemporal changes.
Teddi Herring, Antoni G. Lewkowicz, Alexandre Chiasson, Yifeng Wang, Robert G. Way, Joseph M. Young, Duane Froese, Sharon L. Smith, Brielle Andersen, Olivier Bellehumeur-Génier, Alexandre R. Bevington, Philip P. Bonnaventure, Maxime A. Duguay, Bernd Etzelmüller, Michael N. Gooseff, Sarah E. Godsey, Christina M. Miceli   +16 more
doaj   +1 more source

APPLICATION OF GEOELECTRICAL RESISTIVITY AND GROUND PENETRATING RADAR SIGNATURES IN DELINEATING HYDROCARBON POLLUTED SOIL IN OGONI, NIGER DELTA, NIGERIA [PDF]

Geological Behavior
The study investigated the importance and image behavior of integrated geophysical methods in mapping contaminant spread beneath the surface of a pollution site in Ogoniland, Southern Nigeria.
Stanley Uchechukwu Eze, Okezie Uchegbulam, Rotimi Salami, Saleh A. Saleh   +3 more
doaj   +1 more source

Challenges in the Detection of Water-Filled Cavities in Karst Environments Using Electrical Resistivity Tomography

Geosciences
Electrical resistivity tomography (ERT) is one of the most commonly used geophysical methods for imaging the distribution of electrical resistivity in the subsurface. It is often employed to characterise heterogeneity in karst regions and locate cavities
Sergio Negri, Dora Francesca Barbolla
doaj   +1 more source

Groundwater redox conditions and conductivity in a contaminant plume from geoelectrical investigations [PDF]

Hydrology and Earth System Sciences, 2004
Accurate mapping of the electrical conductivity and of the redox potential of the groundwater is important in delineating the shape of a contaminant plume.
V. Naudet, V. Naudet, A. Revil, A. Revil, E. Rizzo, E. Rizzo, J.-Y. Bottero, J.-Y. Bottero, P. Bégassat, P. Bégassat   +9 more
doaj  

Comparison of Electromagnetic Induction and Electrical Resistivity Tomography in Assessing Soil Salinity: Insights from Four Plots with Distinct Soil Salinity Levels

Land
Electromagnetic induction (EMI) and electrical resistivity tomography (ERT) are geophysical techniques measuring soil electrical conductivity and providing insights into properties correlated with it to depths of several meters. EMI measures the apparent
Maria Catarina Paz, Nádia Luísa Castanheira, Ana Marta Paz, Maria Conceição Gonçalves, Fernando Monteiro Santos, Mohammad Farzamian   +5 more
doaj   +1 more source

Investigating the relationship between resistivity tomography and methane emissions in a controlled dumpsite: A comprehensive study of resistivity profiles

Results in Engineering
Controlled dumping––a widespread practice in developing countries––inadequately manages emissions of methane (CH4), a greenhouse gas (GHG) that contributes significantly to global warming.
Pornchanok Boonsakul, Desell Suanburi, Sirintornthep Towprayoon, Chart Chiemchaisri, Tomonori Ishigaki, Yugo Isobe, Komsilp Wangyao   +6 more
doaj   +1 more source