Results 21 to 30 of about 219,878 (297)

Influence of water content on the electrical resistivity of biocemented soils investigated through the shape of the water retention curve and considering chemical effects [PDF]

open access: yesE3S Web of Conferences, 2023
Non-destructive tests, such as geophysical electrical resistivity tests, can be useful to determine how Biocementation treatment in soils is distributed in volume.
Fernández Rodríguez Román   +1 more
doaj   +1 more source

Fluctuation of the Solute Concentration in Al Rich Al-Zn Alloys [PDF]

open access: yes, 1978
Several Al-Zn alloys containing 0.041-4.4 at % Zn were studied by means of measurements of electrical resistivity. The results obtained are as follows : (1) The electrical resistivity increases when the specimen is annealed at temperatures higher than ...
Kanadani, Teruto   +2 more
core   +1 more source

Assessment of Soil Electrical Properties in Selected Agricultural Soils of Puchuncaví, Central Chile

open access: yesAgriculture, 2020
Precision agriculture requires a wide sampling procedure to determine the spatial variability of soil properties for adequate assessment of soil state and appropriate recommendations. Electrical geophysical methods (i.e.
Alekseev Ivan, Abakumov Evgeny
doaj   +1 more source

Effect of Chloride on Electrical Resistivity in Carbonated and Non-Carbonated Concrete

open access: yesApplied Sciences, 2020
The resistivity of a concrete structure exposed to chloride ions indicates the risk of early corrosion damage, because a low resistivity is related to rapid chloride penetration and to a high corrosion rate. Concrete resistivity is a geometry-independent
In-Seok Yoon, Chun-Ho Chang
doaj   +1 more source

Potential Aquifer Exploration using Electrical Resistivity Imaging at Rumbio Jaya, Kampar, Riau

open access: yesAceh International Journal of Science and Technology, 2022
Groundwater sustainability has become a serious issue as a water resource needed by society. Therefore, electrical Resistivity Imaging was carried out at Rumbio Jaya, Kampar, and Riau to study groundwater aquifer's electrical characteristics.
Adi Suryadi*   +5 more
doaj   +1 more source

Differentiating Clayey Soil Layers from Electrical Resistivity Imaging (ERI) and Induced Polarization (IP) [PDF]

open access: yesEngineering and Technology Journal, 2013
Electrical Resistivity Imaging (ERI) method is one of the most promising techniques which is well suited for the applications in the fields of geohydrology, environmental science and engineering.
Nadia A. Aziz   +2 more
doaj   +1 more source

Electrical geophysical evaluation of susceptibility to flooding in University of Nigeria, Nsukka main campus and its environs, Southeastern Nigeria

open access: yesJournal of Groundwater Science and Engineering, 2023
Flooding occurs when rainfall exceeds the absorption capacity of soil and causes significant environmental consequences. In this study, electrical resistivity techniques were employed to assess the flood susceptibility of the study area by examining ...
Daniel Nnaemeka Obiora   +1 more
doaj   +1 more source

Pressure-tuned First-order Phase Transition and Accompanying Resistivity Anomaly in CeZn_{1-\delta}Sb_{2} [PDF]

open access: yes, 2005
The Kondo lattice system CeZn_{0.66}Sb_{2} is studied by the electrical resistivity and ac magnetic susceptibility measurements at several pressures. At P=0 kbar, ferromagnetic and antiferromagnetic transitions appear at 3.6 and 0.8 K, respectively.
C. Akiba   +5 more
core   +2 more sources

Effect of Wetting-Drying Cycles on Mechanical Behaviour and Electrical Resistivity of Unsaturated Subgrade Soil

open access: yesAdvances in Civil Engineering, 2019
Compacted soil is widely used in road and railway subgrade, while alternation of seasons can cause fluctuations in moisture content of soil (i.e., wetting-drying cycles) and influence the performance of soil.
Zhi Hu   +6 more
doaj   +1 more source

Anomalous electrical conductivity in rapidly crystallized Cu${}_{50-x}$Zr${}_{x}$ (x = 50 - 66.6) alloys [PDF]

open access: yes, 2015
Cu${}_{50-x}$Zr${}_{x}$ (x = 50, 54, 60 and 66.6) polycrystalline alloys were prepared by arc-melting. The crystal structure of the ingots has been examined by X-ray diffraction.
Chtchelkatchev, N. M.   +3 more
core   +1 more source

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