Results 11 to 20 of about 628 (174)

Post-processing scheme for modelling the lithospheric magnetic field [PDF]

open access: yesSolid Earth, 2013
We investigated how the noise in satellite magnetic data affects magnetic lithospheric field models derived from these data in the special case where this noise is correlated along satellite orbit tracks.
V. Lesur   +4 more
doaj   +7 more sources

Phanerozoic Large Igneous Province, Petroleum System, and Source Rock Links

open access: yesGeophysical Monograph Series, Page 191-228., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Steven C. Bergman   +2 more
wiley  

+2 more sources

Observation and Study of Lithospheric Magnetic Anomalies on Profile SD in Mongolia

open access: yesApplied Sciences, 2022
To understand the deep tectonic environment at the origin of strong earthquakes along the northern section of the North-South seismic belt and the central continental block of Mongolia, large-scale gravity and geomagnetic surveys and rock sample ...
Jiehao Yuan   +6 more
doaj   +1 more source

A high-resolution lithospheric magnetic field model over southern Africa based on a joint inversion of CHAMP, Swarm, WDMAM, and ground magnetic field data [PDF]

open access: yesSolid Earth, 2018
We derive a lithospheric magnetic field model up to equivalent spherical harmonic degree 1000 over southern Africa. We rely on a joint inversion of satellite, near-surface, and ground magnetic field data.
F. Vervelidou, E. Thébault, M. Korte
doaj   +1 more source

Correlation of Gravity and Magnetic Field Changes Preceding Strong Earthquakes in Yunnan Province

open access: yesApplied Sciences, 2022
The annual variation trend of the gravity and lithospheric magnetic field for adjacent periods are analyzed by using the observation of rover gravity and geomagnetic fields in Yunnan from 2011 to 2021, which tend to be consistent every year during the ...
Dong Liu   +5 more
doaj   +1 more source

Tracing Recycled Crustal Materials in the Subcontinental Lithospheric Mantle Using Thallium Isotopes

open access: yesGeophysical Research Letters, 2022
Here we report the first set of thallium (Tl) isotope data in alkaline rocks from the North China Craton to constrain the nature of recycled materials in the metasomatized subcontinental lithospheric mantle.
Qing‐Feng Mei   +4 more
doaj   +1 more source

Global High-Resolution Magnetic Field Inversion Using Spherical Harmonic Representation of Tesseroids as Individual Sources

open access: yesGeosciences, 2020
In this study, we present a novel approach combining the advantages of tesseroids in representing geophysical structures though their voxel-like discretization features with a spherical harmonic representation of the magnetic field.
Eldar Baykiev   +2 more
doaj   +1 more source

An equivalent source method for modelling the global lithospheric magnetic field [PDF]

open access: yesGeophysical Journal International, 2015
We present a new technique for modelling the global lithospheric magnetic field at Earth’s surface based on the estimation of equivalent potential field sources. As a demonstration we show an application to magnetic field measurements made by the CHAMP satellite during the period 2009–2010 when it was at its lowest altitude and solar activity was quiet.
Kother, Livia Kathleen   +3 more
openaire   +4 more sources

Carbon Speciation and Solubility in Silicate Melts

open access: yesGeophysical Monograph Series, Page 179-194., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Natalia Solomatova   +2 more
wiley  

+1 more source

The Magnetic Field of the Earth's Lithosphere: The Satellite Perspective [PDF]

open access: yesEos, Transactions American Geophysical Union, 1999
During the planning stages of the World Magnetic Survey in the early 1960s, geologists and geophysicists had no inkling that crustal magnetic anomalies might one day be observed from space. The appearance of The Magnetic Field of the Earth's Lithosphere: The Satellite Perspective is a welcome testimony to how far that science has advanced.
Joseph Cain, Richard Blakely
openaire   +1 more source

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