Results 81 to 90 of about 2,742 (208)

Magnetotelluric imaging of anisotropic crust near Fort McMurray, Alberta: implications for engineered geothermal system development

open access: yes, 2016
Viability for the development of an engineered geothermal system (EGS) in the oilsands region near Fort McMurray, Alberta, is investigated by studying the structure of the Precambrian basement rocks with magnetotellurics (MT).
Liddell, M, Pek, J, Unsworth, MJ
core   +1 more source

NSF GAGE/SAGE Community Science Workshop: Advancing Geophysical Research Through Collaboration

open access: yesPerspectives of Earth and Space Scientists, Volume 6, Issue 1, December 2025.
Abstract The 2025 NSF GAGE/SAGE Community Science Workshop, hosted by the EarthScope Consortium from May 18–21 in Bloomington, Minnesota, convened 188 participants from 109 institutions for four days of scientific exchange and community engagement. The workshop featured plenary sessions, poster presentations, special interest groups, and networking ...
Gillian Haberli   +4 more
wiley   +1 more source

Sensitivity analysis of marine Controlled-Source Electromagnetic data [PDF]

open access: yes, 2017
Electromagnetic sounding methods represent one of the few geophysical techniques that can provide information about the state and the properties of deep continental crust and upper mantle.
Bernasconi, Giancarlo   +3 more
core   +1 more source

3-D analysis and interpretation of magnetotelluric data from the Aluto-Langano geothermal field, Ethiopia [PDF]

open access: yes, 2017
The Main Ethiopian Rift Valley encompasses a number of volcanoes, which are known to be actively deforming with reoccurring periods of uplift and setting. One of the regions where temporal changes take place is the Aluto volcanic complex.
Bakker, J.   +4 more
core  

Comparison between geoelectric and electromagnetic sounding responses in volcanic areas

open access: yesAnnals of Geophysics, 1997
The structure of active and inactive volcanoes can be explored with electric and electromagnetic surveys. We test the actual applicability of prospecting methods that employ both stationary and time-varying fields, using mathematical models both for ...
L. Alfano, M. Giudici
doaj   +1 more source

The electrical structure of the central Pacific upper mantle constrained by the NoMelt experiment

open access: yesGeochemistry, Geophysics, Geosystems, 2015
The NoMelt experiment imaged the mantle beneath 70 Ma Pacific seafloor with the aim of understanding the transition from the lithosphere to the underlying convecting asthenosphere.
Emily Sarafian   +7 more
doaj   +1 more source

Specific signal processing for high frequency range in Audio-Magnetotelluric [PDF]

open access: yes, 2015
Treballs Finals de Grau de Física, Facultat de Física, Universitat de Barcelona, Any: 2015, Tutor: Juanjo LedoThe usual methodology used in magnetotelluric signal processing (MT) has been studied and applied to the case of audio-magnetotellourics (AMT ...
Malet Planas, Albert
core  

Modeling temporal variations of electrical resistivity associated with pore pressure change in a kilometer-scale natural system

open access: yes, 2005
International audienceFrom 1995 to 1998 the natural electric field was monitored with an array of 20 dipoles on a ridge separating two reservoir lakes in the French Alps.
Bahr   +38 more
core   +3 more sources

On the statistics of magnetotelluric rotational invariants [PDF]

open access: yes, 2013
Author Posting. © Author, 2013. This article is posted here by permission of Oxford University Press on behalf of The Royal Astronomical Society for personal use, not for redistribution.
Chave, Alan D.
core   +1 more source

Self-potential, geoelectric and magnetotelluric studies in Italian active volcanic areas

open access: yesAnnals of Geophysics, 1997
We present the results of self-potential, geoelectric and magnetotelluric studies in Italian active volcanic areas as essential contributions both to structural modeling and to hazard evaluation. On Mt. Etna and Mt.
A. Siniscalchi   +6 more
doaj   +1 more source

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