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Magnetospheric Control of Ionospheric TEC Perturbations via Whistler‐Mode and ULF Waves [PDF]

open access: yesAGU Advances
The weakly ionized plasma in the Earth's ionosphere is controlled by a complex interplay between solar and magnetospheric inputs from above, atmospheric processes from below, and plasma electrodynamics from within.
Yangyang Shen   +6 more
doaj   +4 more sources

Determining the Mode, Frequency, and Azimuthal Wave Number of ULF Waves During a HSS and Moderate Geomagnetic Storm [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2018
Ultralow frequency (ULF) waves play a fundamental role in the dynamics of the inner magnetosphere and outer radiation belt during geomagnetic storms. Broadband ULF wave power can transport energetic electrons via radial diffusion, and discrete ULF wave ...
K R Murphy, Andrew R Inglis, D G Sibeck
exaly   +3 more sources

Investigation of  ∼ 20–40 mHz ULF waves and their driving mechanisms in Mercury's dayside magnetosphere [PDF]

open access: yesAnnales Geophysicae, 2017
Ultra-low-frequency (ULF) waves in the  ∼  20–40 mHz range are frequently observed in the Mercury magnetosphere using Mercury Surface Space Environment Geochemistry, and Ranging (MESSENGER) magnetic field data.
E. Liljeblad, T. Karlsson
doaj   +2 more sources

Global modeling of ULF waves at Mercury [PDF]

open access: yesGeophysical Research Letters, 2015
AbstractULF waves in the ion cyclotron frequency range waves are regularly observed at Mercury's magnetosphere. Although previous statistical studies have shown that ULF waves are primarily compressional near the equator and transverse with linear polarization at higher latitude, the underlying reason for this distribution of wave polarization has not ...
Eun-Hwa Kim   +2 more
exaly   +2 more sources

The Generation of ULF/ELF/VLF Waves in the Ionosphere by Modulated Heating

open access: yesUniverse, 2021
One of the most important effects of ionospheric modification by high power, high frequency (HF) waves is the generation of ultra low frequency/extremely low frequency/very low frequency (ULF/ELF/VLF) waves by modulated heating.
Zhe Guo, Hanxian Fang, Farideh Honary
doaj   +3 more sources

The interactions between ULF waves and cold charged particles in the Earth's magnetosphere

open access: yes地球与行星物理论评, 2022
In the solar wind-magnetosphere coupling processes, many kinds of plasma waves can be excited in the Earth's magnetosphere including ULF waves, hiss waves, chorus waves, etc. Among these waves, ULF waves are featured by the lowest wave frequency (1 mHz~1
Jie Ren, Qiugang Zong
doaj   +1 more source

Comparative Study of Dayside Pulsating Auroras Induced by Ultralow-Frequency Waves

open access: yesUniverse, 2023
Pulsating auroras are usually observed with ultralow-frequency (ULF) waves in the Pc 3–5 band (period 10–600 s). These auroras are thought to result from interactions between energetic electrons and chorus waves, but their relationship with ULF waves ...
Xing-Yu Li   +13 more
doaj   +1 more source

Nonlinear interaction between particles and ultralow frequency waves

open access: yes地球与行星物理论评, 2022
One of the most important questions in space physics is how the energy of the solar wind is transmitted to energetic particles in the Earth's magnetosphere, part of which is in the form of ultra-low-frequency (ULF) electromagnetic waves in the mHz ...
Li Li, Xuzhi Zhou, Qiugang Zong
doaj   +1 more source

ULF Wave Modeling, Effects, and Applications: Accomplishments, Recent Advances, and Future

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Ultra Low Frequency (ULF) waves play important roles in magnetosphere-ionosphere coupling, ring current and radiation belt dynamics, and modulation of higher frequency wave modes and energetic particle precipitation.
Michael D. Hartinger   +6 more
doaj   +1 more source

Energetic Electron and Proton Interactions with Pc5 Ultra Low Frequency (ULF) Waves during the Great Geomagnetic Storm of 15–16 July 2000

open access: yesJournal of Astronomy and Space Sciences, 2022
The dynamics of the outer zone radiation belt has received a lot of attention mainly due to the correlation between the occurrence of enhancing relativistic electron flux and spacecraft operation anomalies or even failures (e.g., Baker et al.
Eunah Lee, Ian R. Mann, Louis G. Ozeke
doaj   +1 more source

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