Results 91 to 100 of about 2,742 (208)

Reevaluating the necessity of static shift correction in magnetotelluric inversion

open access: yesFrontiers in Earth Science
Magnetotelluric (MT) is a significant electromagnetic exploration method. However, due to uneven distribution of surface charges and other factors, static shift often affects observed data, reducing the accuracy of inversion and interpretation ...
Jingzhong Zeng   +8 more
doaj   +1 more source

Resistivity and heterogeneity of Earth crust in an active tectonic region, Southern Tuscany (Italy)

open access: yesAnnals of Geophysics, 2004
Southern Tuscany, belonging to the inner zone of the Northern Apennines, Italy, is an ideal laboratory for observing the physical features of the lithosphere and their evolution in tectonically active regions.
A. Manzella
doaj   +1 more source

Shallow and deep geothermal water sources identification in Unai geothermal field, Gujarat, India with applications of Magnetotelluric (MT)

open access: yesUnconventional Resources
The aim of this study is to conduct and examine the results of a Magnetotelluric (MT) survey in Unai, Gujarat, India for geothermal prospect identification.
Manan Shah, Kriti Yadav, Anirbid Sircar
doaj   +1 more source

Analysis of the Genetic Mechanism of Thermal Anomaly in the A’nan Sag, Erlian Basin Based on 3D Magnetotelluric Imaging

open access: yesApplied Sciences
This study focuses on the genesis mechanism of thermal anomalies in the southwestern part of the Anan Depression in the Erlian Basin. Based on magnetotelluric 3D inversion data, a high-resolution electrical resistivity structure model was constructed ...
Sen Wang   +4 more
doaj   +1 more source

A Magnetotelluric Study of Mantle Heterogeneities Beneath the Northeastern United States

open access: yesGeochemistry, Geophysics, Geosystems
Analysis of magnetotelluric (MT) data across the northern Appalachian region reveals significant mantle heterogeneity. By inverting a subset of long‐period EarthScope USArray MT data, we constructed a three‐dimensional electrical resistivity model that ...
Jae Deok Kim, Rob. L. Evans
doaj   +1 more source

A review of studies combining natural-source electromagnetic soundings and petrophysical experiments to constrain the volatile distribution in the deep earth

open access: yes地球与行星物理论评
Volatiles (such as H2O, CO2) are the crucial factors controlling the physical-chemical properties and dynamic processes of the multi-layer system within the Earth, and therein play an important role in plate tectonics, magmatic-mineral activities, and ...
Hongli Zhou   +3 more
doaj   +1 more source

Identification and parameter estimation for electrical anisotropy in two-dimensional magnetotelluric models

open access: yesFrontiers in Earth Science
When the subsurface media contain electrical anisotropic structure, magnetotelluric isotropic inversion fails to recover the electrical anisotropic structure and may distort the image of isotropic structures. Besides, due to the diversity and uncertainty
Xiaojie Ji   +4 more
doaj   +1 more source

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