Results 51 to 60 of about 2,059 (169)

Forward Modeling Simulations to Validate Changes in Electrical Resistivity Tomography Monitoring Data for a Slope with Complex Geology

open access: yesGeosciences
The electrical resistivity tomography (ERT) method has been increasingly integrated with hydrogeological risk mitigation strategies to monitor the internal conditions and the stability of natural and artificial slopes.
Azadeh Hojat   +3 more
doaj   +1 more source

The Potential Use of Ground Conductivity Meters to Identify the Location of Seepages—Case Study of the Maniów Levee Near Krakow, Poland

open access: yesGeosciences, 2020
This paper presents an assessment of the potential usefulness of the Ground Conductivity Meter (GCM) method to locate seepage pathways in the Maniow levee zone near Kraków, Poland.
Wojciech Klityński   +2 more
doaj   +1 more source

Inversion methodology for determination of near-surface geology from seismic refraction amplitudes [PDF]

open access: yesASEG Extended Abstracts, 2012
The amplitude of a seismic refraction event is determined by the properties of rocks through which the seismic waves travel, the amplitude of the shot and the offset at which the refraction is recorded. A surface-consistent, non-linear inversion scheme, which uses the Levenberg-Marquardt algorithm, has been developed which aims to extract near-surface ...
openaire   +1 more source

Geology Matters for Antarctic Geothermal Heat

open access: yesGeophysical Research Letters
Geothermal heat plays a vital role in Antarctic ice sheet stability. The continental geothermal heat flow distribution depends on lithospheric composition and ongoing tectonism. Heat‐producing elements are unevenly enriched in the crust over deep time by
Tobias Stål   +3 more
doaj   +1 more source

GEOLOGY OF PASSION: G.H.’S RETURN TO THE CAVE

open access: yesRevista Brasileira de Literatura Comparada, 2023
The Passion according to G.H. is one of the texts most commented on by specialized critics. Since it is a classic text, that is, a book that can be read by each new generation from new entries, the present work attempts a reading of Clarice Lispector’s ...
raúl rodríguez freire
doaj  

Gravity inversion of deep-crust and mantle interfaces in the Three Gorges area

open access: yesGeodesy and Geodynamics, 2012
To better understand the heterogeneity of deep-crust and mantle interfaces in the region of the Three Gorges, China, we used the Parker-Oldenburg iterative inversion method to invert existing Bouguer gravity data from the Three Gorges area (1 : 500000 ...
Wang Jian   +4 more
doaj   +1 more source

The method of transitional processes in studies of geological media with magnetic viscosity

open access: yesГеофизический журнал, 2012
The paper discusses the effect of magnetically viscous geological materials on the TEM response. Magnetic viscosity is a property of ferromagnetism. In rocks and soils it is often associated with superparamagnetism, or magnetic relaxation of ultra-fine ...
N. O. Kozhevnikov   +3 more
doaj   +1 more source

Pattern-Feature Correlation Interpolation Method With Horizon Constraints

open access: yesIEEE Access
Low-frequency model construction plays a crucial role in seismic inversion by providing the essential initial model. Traditional two-point geostatistical modeling, which relies on variograms, is often insufficient for capturing complex geological ...
Lingqian Wang   +5 more
doaj   +1 more source

Inferring Fault Frictional and Reservoir Hydraulic Properties From Injection‐Induced Seismicity

open access: yesGeophysical Research Letters, 2018
Characterizing the rheological properties of faults and the evolution of fault friction during seismic slip are fundamental problems in geology and seismology.
Jayanth Jagalur‐Mohan   +4 more
doaj   +1 more source

Key geological and engineering technologies and research directions for shale gas exploration and development in western Hubei Province, China

open access: yesEnergy Geoscience
Multiple sets of marine shale sequences occur in western Hubei Province and its adjacent areas within the Middle-Upper Yangtze region, offering substantial resource potential.
Guangyou Zhu   +8 more
doaj   +1 more source

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