نتایج جستجو برای: geoelectrical resistivity method
تعداد نتایج: 1640199 فیلتر نتایج به سال:
The aims of this study are to develop interpretation structural geology in lithosequent using DEM and finite elemen method based on VES data. This research was conducted June 2021 untill January 2022 at Pasang District, North Toraja. Four main point location were selected recorded google earth. Those points processed software QGIS for developing 3D model, Saga-GIS interpolated generating 1D 2D ...
Electrical Resistivity Imaging (ERI) is an in-situ geophysical method widely used in environmental, engineering and hydrogeological explorations due to cost, time, data coverage efficiency. Traditionally, geotechnical parameters such as discontinuities properties are obtained from rock samples acquired a borehole. However, it only provides single information point, costly time-consuming. Thus, ...
To study the deep structure of geoelectrically complex junction zone three megablocks western part Ukrainian Shield (Volyn', Podil, and Ros'), a three-dimensional model central Zvizdal-Zaliska Brusyliv fault zones was created. It is based on modern experimental observations Earth's natural low-frequency electromagnetic field in wide range periods. Synchronous data magnetotelluric sounding magne...
Geoelectrical fluctuations are the end product of several geophysical phenomena. In particular geoelectrical signals measured in seismically active areas can be attributed to stress and strain changes, associated with earthquakes. The complexity of this problem has suggested the development of advanced statistical methods to investigate the heterogeneous nature of these fluctuations. In this pa...
resistivity and induced polarization methods are used in exploration of porphyry metals for years. the resistivity method is used in the study of horizontal and vertical discontinuities in the electrical properties of the ground. the induced polarization method makes use of the capacitive action of the subsurface to locate zones where conductive minerals are disseminated within their host rocks...
Abstract This study is conducted in the northern Omdurman area to delineate groundwater potential zones using electrical resistivity method. most ancient city known as historical capital of Sudan. Geoelectric survey employing vertical sounding (VES) technique carried out explore availability area. The measurements were Schlumberger configuration. In this study, twelve VES points are measured al...
The conditions for the development of population growth and in area around City Bandar Lampung are very fast starting to get crowded, as happened District Natar South Lampung, especially Village Pemanggilan. This condition causes an increase need clean water resources line with groundwater exploitation. Therefore it is necessary map potential through aquifer mapping rock layers geoelectrical me...
Three-dimensional geoelectrical surveys are widely used to map the subsurface in areas with complex geology. Field survey methods using offset pole–dipole and dipole–dipole arrays have been proposed large efficiently. However, it has found that negative apparent resistivity values sometimes encountered contrasts, particularly when offsets between current electrodes potential dipoles used. The v...
Abstract There is no doubt about the presence of iron sand around west coast West Sumatra. Several studies have been carried out, but in Ulakan Tapakis area still under observation, and investigation its potential distribution. One methods that can provide models subsurface descriptions using goelectrical resistivity method. The geoelectrical application was used Wenner-Schlumberger array into ...
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