Results 51 to 60 of about 1,021 (189)

Time constraints on the formation of lithospheric mantle beneath cratons: a re-Os isotope and platinum group element study of peridotite xenoliths from northern Canada and Lesotho, [PDF]

open access: yes, 2001
Understanding the generation and evolution of cratonic lithospheric keels requires detailed knowledge of their age, timescale of formation, and the relationship between the crust and mantle part of the lithosphere.
Irvine, Gordon James
core  

Magnetic measurements in the stratosphere and their role in the studies of magnetic field of the Earth

open access: yesГеофизический журнал, 2016
Listed non-exhaustive list of tasks stratospheric magnetic surveys, at which decision the use of gradient measurements of the geomagnetic field on board a stratospheric balloon increases the accuracy of the research field of nature.
Yu. P. Tsvetkov   +3 more
doaj   +1 more source

A novel geomagnetic satellite constellation: Science and applications

open access: yesEarth and Planetary Physics, 2023
The European Space Agency (ESA)’s Swarm constellation of a trio of geomagnetic survey satellites in nearly circular polar orbits at altitude about \begin{document}$500$\end{document} km was launched on 22 November 2013 and has been mapping the Earth’s ...
Keke Zhang
doaj   +1 more source

Ridge Migration and Plate Boundary Readjustments at the Rodriguez Triple Junction

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract The Rodriguez Triple Junction (RTJ) marks the intersection of the Indian Ocean's three principal mid‐ocean ridges and is a type locality for Ridge‐Ridge‐Ridge triple junctions. A local seismic network was deployed for 8 months to monitor seismicity around the RTJ and the adjacent Central Indian Ridge (CIR).
A. Jegen   +6 more
wiley   +1 more source

An Equivalent Source Method for Modelling the Lithospheric Magnetic Field Using Satellite and Airborne Magnetic Data [PDF]

open access: yes, 2014
We present a technique for modelling the lithospheric magnetic field based on estimation of equivalent potential field sources. As a first demonstration we present an application to magnetic field measurements made by the CHAMP satellite during the ...
Finlay, Chris   +5 more
core  

Geomagnetic data from the GOCE satellite mission

open access: yesEarth, Planets and Space, 2022
The Gravity field and steady-state Ocean Circulation Explorer (GOCE) is part of ESA’s Earth Explorer Program. The satellite carries magnetometers that control the activity of magnetorquers for navigation of the satellite, but are not dedicated as science
I. Michaelis   +4 more
doaj   +1 more source

A Quick-Look Software for In Situ Magnetic Field Modeling from Onboard Unmanned Aircraft Vehicles (UAVs) Measurements

open access: yesRemote Sensing, 2023
UAVs represent a tremendous opportunity to perform geophysical and repeated experiments, particularly in volcanic contexts. Their ability to be deployed rapidly and fly at various altitudes and the fact that they are easy to operate despite complex field
Erwan Thebault, Lydie-Sarah Gailler
doaj   +1 more source

Late Carboniferous Paleomagnetism From North Qiangtang Block Reveals a Multibranched Paleo‐Tethys Ocean

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract The North Qiangtang Block occupies a pivotal position within the eastern Tethyan realm, and its paleogeographic reconstruction is critical for constraining Tethyan geometry and evolution. However, its Late Paleozoic paleogeography and Paleo‐Tethyan Ocean–continent configuration remain controversial due to limited reliable age‐constrained ...
Jiahui Zhang   +12 more
wiley   +1 more source

Lithospheric magnetic variations on the Tibetan Plateau based on a 3D surface spline model, compared with strong earthquake occurrences

open access: yesEarth and Planetary Physics
The National Geophysical Data Center (NGDC) of the United States has collected aeromagnetic data for input into a series of geomagnetic models to improve model resolution; however, in the Tibetan Plateau region, ground-based observations remain ...
PengTao Zhang   +5 more
doaj   +1 more source

Geological Mapping and Structural Analysis of the Western Half of the Eminescu Quadrangle (H09), Mercury

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 6, June 2026.
Abstract We present the results of the first geological mapping of the western half of the Eminescu Quadrangle (H09) on Mercury. Multiple data sets from the NASA MESSENGER Mercury Dual Imaging System instrument were used to produce a geological map covering the area between 72°E and 108°E longitude and 22.5°N and 22.5°S latitude.
M. El Yazidi   +9 more
wiley   +1 more source

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