نتایج جستجو برای: aeromagnetic data

تعداد نتایج: 2410337  

2008
Shilong Mei

In general, the conventional approach to structure study uses potential-field data, including aeromagnetic and gravity data, for detecting the basement structures, and geophysical well-log data (combined with seismic data when available) for interpreting the sedimentary cover structures. With respect to well-log data, the main approach is to interpret faults from isopach and structure-top conto...

2003
Adrian P. Hitchman Peter R. Milligan Antony White Graham S. Heinson

In the CICADA97 experiment a line of simultaneouslyrecording stationary vector magnetometers was deployed from inland NSW, across the east Australian coast, and into the Tasman Sea. The purpose of the experiment was to investigate the effect of electrical conductivity structure near a coastline on natural timevariations in Earth’s magnetic field. Aeromagnetic surveys regularly take place in suc...

Journal: :فیزیک زمین و فضا 0
محسن اویسی مؤخر وحید قاسمی حسین شاه نظری اول

in this paper, an improved method (improved an-eul) is presented. this method is based on the combination of the analytical signal and the euler deconvolution method. two important parameters such as location and approximate geometry of a magnetic source can be obtained using the conventional an-eul method. altitude of ground and height in upward continuation has been considered for depth deter...

Journal: :Communications earth & environment 2021

Abstract Geothermal heat flow in the polar regions plays a crucial role understanding ice-sheet dynamics and predictions of sea level rise. Continental-scale indirect estimates often have low spatial resolution yield largest discrepancies West Antarctica. Here we analyse geophysical data to estimate geothermal Amundsen Sea Sector With Curie depth analysis based on new magnetic anomaly grid comp...

Journal: :Menoufia Journal of Electronic Engineering Research 2021

Digital filters are used for identification, prediction, and modeling of hidden objects in dynamic systems. These Gaussian filter with power spectrum depth estimation, edge detection the as well constructed 2-D geomagnetic objects. In this paper, digital results obtained by MATLAB software. Magnetometer instrument is to collect aeromagnetic data Aeromagnetic collected from Aswan area Egypt. cod...

Journal: :Arabian Journal of Geosciences 2023

Abstract In the Wadi Qena region, digital elevation model (DEM), aeromagnetic, and magnetotelluric data are processed examined to outline surface water flow patterns, subsurface structures, demonstrate their effects on groundwater direction, assess aquifer thickness relationship between structures inherited (drainage pattern). Qena’s drainage pattern watershed basins were delineated using satel...

Journal: :Computers & Geosciences 2008
Gordon R. J. Cooper Duncan R. Cowan

Similarity measures are becoming increasingly commonly used in comparison of multiple datasets from various sources. Semblance filtering compares two datasets on the basis of their phase, as a function of frequency. Semblance analysis based on the Fourier transform suffers from problems associated with that transform, in particular its assumption that the frequency content of the data must not ...

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