Results 11 to 20 of about 9,321 (201)
The Gannon Storm's Impact on Electric and Magnetic Fields in Italy: A Regional Perspective
The intense May 2024 geomagnetic storm provided an opportunity to conduct the first analysis of geoelectric hazards in Italy. Data from three geomagnetic observatories and a magnetotelluric station were analyzed to examine the spatiotemporal evolution of
Giulia Pignatiello +5 more
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A study is made of the relations between geomagnetic and geoelectric field variation, Earth‐surface impedance, and operational interference (“anomalies”) experienced on electric‐power systems across the contiguous United States during the 13–14 March ...
Jeffrey J. Love +5 more
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The quantity and quality of the aquifers have been depleted by human activities such as industrialization, the use of fertilizers, excessive pumping, and the discharge of domestic wastewater.
Mohd Yawar Ali Khan +6 more
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PARAMETER SENSITIVITY MAPS OF SURFACE GEOELECTRIC ARRAYS II. NONLINEAR AND FOCUSSED ARRAYS [PDF]
In this paper we present, at first time in a geophysical journal, parameter sensitivity maps of nonlinear and focussed electrode arrays. We present them as anomalies due to electric dipoles forming on opposing surfaces of an elementary cube within the
Szalai, Sándor, Szarka, László
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Problem the oftenly rises is when an artefacts remain buried and unintentionally unearth thereafter by any activities which unrelated to cultural preservation.
Reza Hudiyanto, Ismail Lutfi
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The presence of hard rock in Mount Betung has caused the misalignment of the groundwater aquifers, and resulted in many drilling failures for groundwater. An integrated geophysics method using gravity survey and Geoelectric Vertical Electrical Soundings (
Rustadi +4 more
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Classification of Surface Geoelectric Arrays [PDF]
We have found in the geophysical literature more than ninety different surface geoelectric arrays, fulfilling an updated definition (specifying the current feeding, the potential difference measurement and the geometry of the electrodes).
Szalai, Sándor, Szarka, László Csaba
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Research on the estimation of groundwater potential and its depth has been carried out in Nglanggeran Kulon which is the Nglanggeran Ancient Volcano Tourism Village in Gunung Kidul. The large number of tourists who visit makes the need for groundwater in
Dzakiyah Nurul +3 more
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Depth of Investigation of Dipole-dipole, Noncolinear and Focused Geoelectric Arrays [PDF]
Investigation depth of various DC geoelectric arrays has always been in the focus of interest of geoelectricians. According to its classical definition (Roy and Apparao 1971), the depth of investigation is the depth of the maximum response due to a ...
Novák, Attila +2 more
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Auxiliary Results of Collection and Classification of Surface Geoelectric Arrays [PDF]
Recently, we have made a classification of more than one hundred various surface geoelectric arrays ever published in geophysical literature (Szalai and Szarka 2007a, 2007b). The classification is based on three divalent parameters (as “superposition” of
Szalai, Sándor, Szarka, László Csaba
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