Results 21 to 30 of about 6,130,353 (227)

Application of Geo-electrical Methods for Estimating Water Infiltration in Soils [PDF]

open access: yesNature Environment and Pollution Technology, 2022
In this study, an alternative approach was applied for the characterization of the subsurface geological conditions to estimate the hydrological parameters in the absence of subsurface soil data.
Kaizar Hossain, Mohd Talha Anees, Ahmad Farid Bin Abu Baker, Mohammad Muqtada Ali Khan, Amin E. Khalil, K. S. Ishola, Abdullah K., Mohd Nawawi M. N. and Mohd. Omar A. K.
doaj   +1 more source

Electrical Resistivity Tomography (ERT) Monitoring for Landslides: Case Study in the Lantai Area, Yilan Taiping Mountain, Northeast Taiwan

open access: yesFrontiers in Earth Science, 2021
Water saturation in the bedrock or colluvium is highly related to most landslide hazards, and rainfall is likely a crucial factor. The dynamic processes of onsite rock/soil mechanics could be revealed via monitoring using the electrical resistivity ...
Wu-Nan Tsai   +9 more
doaj   +1 more source

A flowmeter for measuring the dispersed phase velocity in multiphase flow with non-uniform velocity profile [PDF]

open access: yes, 2008
This study aims to introduce a new technique to measure the velocity distribution of the dispersed component of a vertical, upward, water continuous two-phase pipe flow. Here, it is proposed that measurements of the variation in the local conductance
Al-Hinai, Sulaiyam, Lucas, Gary
core   +4 more sources

Electrical tomography resistivity (ERT) monitoring time series

open access: yes, 2022
Multi-temporal electrical tomography resistivity (ERT) measurements for monitoring the performance of the bio-degradable bentonite mat in OAL-Austria Device: Lippmann 4point light 10
Pfeiffer, Jan   +2 more
core   +1 more source

Estimation of the hydraulic parameters of unsaturated samples by electrical resistivity tomography [PDF]

open access: yes, 2012
In situ and laboratory experiments have shown that electrical resistivity tomography (ERT) is an effective tool to image transient phenomena in soils. However, its application in quantifying soil hydraulic parameters has been limited.
Musso, Guido   +6 more
core   +1 more source

3D-electrical resistivity tomography monitoring of salt transport in homogeneous and layered soil samples [PDF]

open access: yes, 2011
Monitoring transport of dissolved substances in soil deposits is particularly relevant where safety is concerned, as in the case of geo-environmental barriers.
Cosentini, Renato Maria   +13 more
core   +1 more source

Application of electrical resistivity tomography (ERT) in uranium mining earth dam

open access: yesJournal of Geophysics and Engineering, 2022
Abstract Dams are built to contain water or mining tailings and provide several benefits to society. The safety and stability of these structures are essential since eventual accidents can generate catastrophic damage. The main cause of ruptures is associated with abnormal seepage, which can progress to an internal erosion process.
César Augusto Moreira   +5 more
openaire   +2 more sources

Multielectrode Geoelectrical Tomography for the Quantification of Plant Roots

open access: yesItalian Journal of Agronomy, 2010
The amount and spatial distribution of plant roots are crucial ecological features, and methods based on soil electrical resistivity (r) tomography (ERT) have been proposed for their non-destructive measurement.
Mariana Amato   +3 more
doaj   +1 more source

Studies of the Electrical Resistivity Tomography Monitoring of the Issyk-Ata Fault Zone (Northern Tien Shan)

open access: yesRussian Journal of Earth Sciences, 2023
In 2023, monitoring geophysical studies were carried out using the electrical resistivity tomography (ERT) method along three profiles that cross the strike zone of the Issyk-Ata fault in the transverse direction.
Rybin Anatoly   +3 more
doaj   +1 more source

Measuring inline velocity profile of shampoo by electrical resistance tomography (ERT) [PDF]

open access: yesFlow Measurement and Instrumentation, 2017
The rheological properties of fluid systems govern the efficiency and quality of a production process. For certain materials, i.e. non-Newtonian fluids, The change in shear rate leads to the change of local viscosity, while the conductivity also changes due to the change in micro-structure of the material by varying shear rate.
Ren, Zhen   +2 more
openaire   +1 more source

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