Results 121 to 130 of about 60,099 (238)

Geomagnetic ground survey in Slovakia for the 2007.5 epoch

open access: yesContributions to Geophysics and Geodesy, 2009
New  geomagnetic ground  survey  was  carried  out in  years  2006–2008.   The survey  was accomplished under  fair geomagnetic-activity conditions during  the minimum phase  of a solar  activity  cycle No. 23.  The  measurements  of the geomagnetic field
Peter DOLINSKÝ   +3 more
doaj  

On the nature of steady short-period oscillations of the earth's magnetic field /Pc3 and Pc4/ [PDF]

open access: yes
Investigation of steady short period type-Pc3 and Pc4 geomagnetic field ...
Kopytenko, Yu. A., Raspopov, O. M.
core   +1 more source

Comparative Analysis of the Primary Drivers of Plasma Sheet Electron Precipitation

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Plasma sheet electron precipitation into Earth's atmosphere plays a key role in magnetosphere–ionosphere coupling at auroral latitudes. Such precipitation can be driven by four primary mechanisms that scatter equatorial electrons into the loss cone: resonant interactions with whistler‐mode waves, electron cyclotron harmonics (ECH), broadband ...
Xiao‐Jia Zhang, Anton Artemyev
wiley   +1 more source

The Geomagnetic Field (GMF) Is Required for Lima Bean Photosynthesis and Reactive Oxygen Species Production. [PDF]

open access: yesInt J Mol Sci, 2023
Parmagnani AS   +8 more
europepmc   +1 more source

Calculations of cosmogenic nuclide production rates in the Earth's atmosphere and their inventories [PDF]

open access: yes
The production rates of cosmogenic isotopes in the Earth's atmosphere and their resulting terrestrial abundances have been calculated, taking into account both geomagnetic and solar-modulatory effects.
Obrien, K.
core   +1 more source

Abrupt Disappearance of Plasmaspheric Hiss Inside the Magnetic Dip

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Plasmaspheric hiss plays an important role in radiation belt electron dynamics, and its excitation and propagation have long attracted attention. During a substorm, Van Allen Probe B observed the disappearance of plasmaspheric hiss at the magnetic dip, which was driven by the injection of energetic protons.
Yan Zhuang   +6 more
wiley   +1 more source

Elliptical Orbit Representation for the Annual Evolution of the Northern Hemisphere Stratospheric Polar Vortex. Part II: Long‐Lead Forecasts of Wintertime S2S Anomalies

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract In Part I, we represent the annual evolution of the Northern Hemisphere stratospheric polar vortex (SPV) in individual years using an ellipse, defined through six ellipse parameters, for the phase‐space trajectory of the daily time series of MU (mass‐weighted zonally integrated zonal wind at 60°N above 400 K) and M (stratospheric air mass over
Michael Secor   +4 more
wiley   +1 more source

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